Linux Kernel
Monthly
Linux kernel DAMON sysfs interface fails to properly clean up access_pattern subdirectories when scheme directory setup fails, causing memory leaks and rendering the sysfs interface non-functional until system reboot. A local privileged user can trigger this condition to degrade system functionality and exhaust memory resources. No patch is currently available for this medium-severity vulnerability.
The Linux kernel's BPF test_run component fails to properly validate XDP frame metadata size, allowing local users with appropriate privileges to specify oversized metadata that exhausts frame headroom and leaves the frame structure uninitialized. This can lead to denial of service or memory corruption during packet transmission. No patch is currently available for this issue.
The Linux kernel's ftrace stack trace recording mechanism lacks proper recursion protection, allowing local users with sufficient privileges to trigger an infinite recursion loop when kernel stack trace triggers are enabled on RCU events, resulting in denial of service through system hang or crash. The vulnerability affects systems where tracing is configured to capture stack traces during RCU event monitoring. No patch is currently available to address this medium-severity defect.
Memory leak in the Linux kernel's device tree unittest module allows local users with standard privileges to cause a denial of service by exhausting system memory when the of_resolve_phandles() function fails during unit test execution. The vulnerability stems from improper resource cleanup in the unittest_data_add() function, where allocated memory is not freed on error paths. A patch is not currently available.
The Linux kernel ath12k WiFi driver incorrectly frees DMA memory buffers using aligned addresses instead of the original unaligned pointers returned by dma_alloc_coherent(), potentially causing memory management errors and denial of service on systems using affected WiFi hardware. A local attacker with user privileges can trigger this vulnerability through normal WiFi driver operations, leading to system instability or crashes. No patch is currently available for this medium-severity vulnerability.
The Linux kernel's kmalloc_nolock() function on PREEMPT_RT systems fails to properly validate execution context before acquiring a sleeping lock, causing a kernel panic when BPF programs execute from tracepoints with preemption disabled. A local attacker with ability to run BPF programs can trigger a denial of service by causing the kernel to attempt sleeping operations in invalid contexts. No patch is currently available for this medium-severity vulnerability.
The ath10k WiFi driver in the Linux kernel incorrectly frees DMA-allocated memory by using aligned addresses instead of the original unaligned pointers, potentially causing memory corruption and system denial of service on affected systems. A local attacker with appropriate privileges can trigger this vulnerability to crash the kernel or cause system instability. No patch is currently available for this issue.
The Linux kernel's Synopsys DesignWare DisplayPort bridge driver contains improper error handling in the dw_dp_bind() function that fails to unregister auxiliary devices and return error codes correctly, potentially causing resource leaks or kernel instability for systems using affected display hardware. A local attacker with sufficient privileges could trigger these error paths to cause a denial of service through resource exhaustion or kernel panic.
In the Linux kernel, the following vulnerability has been resolved: iommu/sva: invalidate stale IOTLB entries for kernel address space Introduce a new IOMMU interface to flush IOTLB paging cache entries for the CPU kernel address space.
In the Linux kernel, the following vulnerability has been resolved: netfs: Fix early read unlock of page with EOF in middle The read result collection for buffered reads seems to run ahead of the completion of subrequests under some circumstances, as can be seen in the following log snippet: 9p_client_res: client 18446612686390831168 response P9_TREAD tag 0 err 0 ...
The HP BIOS configuration driver in the Linux kernel fails to validate attribute names before kobject registration, causing kernel warnings and potential denial of service when HP BIOS returns empty name strings. A local user with standard privileges can trigger this vulnerability to crash or destabilize the system by supplying malformed BIOS attribute data. No patch is currently available for this medium-severity flaw affecting Linux systems with HP BIOS configuration support.
A deadlock condition in the Linux kernel's ath12k WiFi driver occurs when management frame transmission is blocked by the wiphy lock during flush operations, causing the wireless interface to hang and preventing authentication. Local users with sufficient privileges can trigger this condition by initiating WiFi authentication while pending management frames are being flushed, resulting in a denial of service. No patch is currently available for this medium-severity vulnerability.
The Linux kernel's DPLL subsystem fails to prevent duplicate pin registrations, allowing callers to register the same pin multiple times and causing memory management issues during unregistration. A local attacker with unprivileged access could trigger this condition to cause a denial of service through kernel warnings or crashes. No patch is currently available for this vulnerability.
The Linux kernel's ARM64 hibernation resume function fails to disable Control Flow Integrity (CFI) checking, causing a data abort exception when resuming from hibernation on affected systems. A local attacker with hibernation access could trigger a denial of service by invoking the resume function without proper CFI validation. This affects Linux kernel deployments on ARM64 architecture, though no patch is currently available.
Linux kernel perf subsystem allows local authenticated users to trigger a use-after-free condition via refcount manipulation when creating perf event group members with PERF_FLAG_FD_OUTPUT flag, resulting in denial of service through kernel warnings and potential system instability. This vulnerability requires local access and existing privileges to exploit, with no patch currently available.
The Linux kernel netdevsim driver contains a race condition in the bpf_bound_progs list operations where concurrent calls to nsim_bpf_create_prog() and nsim_bpf_destroy_prog() can corrupt the list and trigger kernel crashes. A local attacker with limited privileges can exploit this vulnerability to cause a denial of service by manipulating eBPF program creation and destruction. No patch is currently available for this issue.
A null pointer dereference in the Linux kernel's SCTP authentication initialization can be triggered by local attackers with user privileges to cause a denial of service through a crash in the packet transmission path. The vulnerability occurs when SCTP-AUTH key setup fails during association peer initialization, leaving a dangling pointer that is subsequently dereferenced. No patch is currently available for this medium-severity issue affecting the Linux kernel.
A data race condition in the Linux kernel's IPv6 NDISC router discovery function allows concurrent unsynchronized read/write access to the ra_mtu field, potentially causing denial of service through system instability or crashes on local systems. The vulnerability affects all Linux systems running vulnerable kernel versions and requires local access to trigger. No patch is currently available, though the race condition is considered low-impact as the affected field represents best-effort MTU configuration.
Uninitialized pointer dereferences in the Linux kernel's interconnect debugfs implementation can cause denial of service when users interact with src_node and dst_node debugfs entries. A local attacker with standard user privileges can trigger memory access violations through reads or writes to these debugfs interfaces, crashing the system or causing kernel instability. No patch is currently available for this medium-severity vulnerability.
The Intel i225/i226 Ethernet controller driver in the Linux kernel is susceptible to TX unit hangs during heavy timestamping operations due to insufficient packet buffer allocation. A local user with low privileges can trigger denial of service by generating sustained timestamped network traffic that exhausts the 7KB per-queue TX buffer, requiring a kernel patch that reduces the buffer to 5KB per hardware specification to mitigate the hang condition.
A data-race condition in the Linux kernel's mISDN subsystem allows local attackers with unprivileged access to cause a denial of service by triggering concurrent access to the dev->work field through ioctl and read operations without proper synchronization. The vulnerability affects the mISDN timer device driver where unsynchronized reads and writes to shared data can result in system availability issues. No patch is currently available for this medium-severity vulnerability.
A data-race condition in the Linux kernel's L2TP tunnel deletion function can cause a denial of service on systems using L2TP networking. Local attackers with unprivileged access can trigger concurrent socket operations to crash the kernel or cause system instability. No patch is currently available for this vulnerability.
The Linux kernel bonding driver fails to properly provide a network namespace pointer to the flow dissector function, allowing a local attacker with unprivileged access to trigger a kernel warning and cause a denial of service. The vulnerability exists in the bond_flow_dissect() code path used for XDP packet transmission, where crafted network packets lacking proper device or socket context can be processed unsafely.
A race condition in the Linux kernel's rxrpc subsystem allows local attackers with limited privileges to cause a denial of service by exploiting unsynchronized access to the last_tx_at timestamp variable, potentially triggering load/store tearing on 32-bit architectures. The vulnerability requires local access and specific timing conditions to trigger, but can result in system instability or crash when successfully exploited. No patch is currently available.
A NULL pointer dereference in the Linux kernel's ice driver occurs when devlink reload fails and the driver is subsequently removed, affecting systems using Intel ice network adapters. A local privileged user can trigger this denial of service condition by initiating a devlink reinit operation that fails, leaving the hardware in an uninitialized state. The vulnerability stems from a missing ice_deinit_hw() call in the devlink reinit path that leaves control queues uninitialized.
Improper handling of reset and clock masking in the Linux kernel's i.MX8MQ VPU power domain controller can cause system hangs when attempting to independently reset GPU cores. Local attackers with sufficient privileges can trigger this vulnerability by manipulating VPU reset operations, leading to denial of service. A patch is not currently available.
A race condition in the Linux kernel's serial driver allows local attackers with low privileges to bypass TTY device linkage during console configuration, potentially enabling unauthorized access to serial console interfaces on Qualcomm SoCs and other affected systems. The vulnerability stems from improper initialization ordering that fails to configure tty->port before uart_configure_port() is called, creating a window where user-space applications can open the console without proper driver linkage. No patch is currently available.
Linux kernel ptrace operations on ARM64 systems without SME support can corrupt SVE register state, causing the kernel to enter an invalid FPSIMD configuration that triggers warnings and potential instability. A local attacker with ptrace privileges can exploit this to cause a denial of service by manipulating SVE register writes on affected systems. The vulnerability requires local access and is present on Linux systems running vulnerable kernel versions without an available patch.
In the Linux kernel, the following vulnerability has been resolved: mmc: sdhci-of-dwcmshc: Prevent illegal clock reduction in HS200/HS400 mode When operating in HS200 or HS400 timing modes, reducing the clock frequency below 52MHz will lead to link broken as the Rockchip DWC MSHC controller requires maintaining a minimum clock of 52MHz in these modes.
A denial of service vulnerability in the Linux kernel's writeback mechanism allows local users with standard privileges to cause indefinite hangs in wait_sb_inodes() when interacting with faulty FUSE servers that fail to respond to write requests. The vulnerability stems from improper handling of mappings without data integrity semantics, which should be skipped during synchronization operations but are instead waited upon indefinitely. An attacker controlling a malfunctioning FUSE server can exploit this to freeze system operations that depend on filesystem synchronization.
The Linux kernel USB CAN driver (usb_8dev) fails to properly manage URB memory when USB transfers complete, allowing a local attacker with user privileges to trigger a memory leak and cause a denial of service through resource exhaustion. The vulnerability occurs because completed URBs are unanchored by the USB framework before the callback function executes, preventing proper cleanup during driver shutdown. No patch is currently available for this issue.
In the Linux kernel, the following vulnerability has been resolved: arm64/fpsimd: signal: Allocate SSVE storage when restoring ZA The code to restore a ZA context doesn't attempt to allocate the task's sve_state before setting TIF_SME.
In the Linux kernel, the following vulnerability has been resolved: timekeeping: Adjust the leap state for the correct auxiliary timekeeper When __do_ajdtimex() was introduced to handle adjtimex for any timekeeper, this reference to tk_core was not updated.
A use-after-free vulnerability in the Linux kernel's ice driver causes a denial of service when devlink reload is followed by driver removal, as freed HWMON sensor memory is accessed by sysfs attribute handlers. Local users with sufficient privileges can trigger recurring kernel page faults approximately every 10 minutes when system monitoring tools attempt to read the orphaned hwmon attributes. This affects Linux systems with ice network drivers and causes system instability through repeated call traces.
In the Linux kernel, the following vulnerability has been resolved: arm64/fpsimd: signal: Fix restoration of SVE context When SME is supported, Restoring SVE signal context can go wrong in a few ways, including placing the task into an invalid state where the kernel may read from out-of-bounds memory (and may potentially take a fatal fault) and/or may kill the task with a SIGKILL.
In the Linux kernel, the following vulnerability has been resolved: leds: led-class: Only Add LED to leds_list when it is fully ready Before this change the LED was added to leds_list before led_init_core() gets called adding it the list before led_classdev.set_brightness_work gets initialized.
A deadlock vulnerability in the Linux kernel's hugetlb file folio migration code allows a local privileged user to cause a denial of service by triggering conflicting lock acquisitions between folio locks and memory mapping semaphores. The vulnerability occurs when migrate_pages() and hugetlbfs_fallocate() operations compete for locks in opposite orders, freezing affected processes. No patch is currently available for this medium-severity issue.
The Linux kernel's uacce subsystem can hang during device cleanup when cdev_device_add fails, as subsequent calls to cdev_device_del attempt to release already-freed memory. Local users with sufficient privileges can trigger a denial of service by causing the device initialization to fail, resulting in a system hang. A patch is not currently available.
The Linux kernel uacce driver improperly validates callback function implementations before creating isolation policy sysfs files, allowing local users with sufficient privileges to trigger a system crash by accessing unimplemented callback functions. This denial of service vulnerability affects systems where device isolation is configured but callback functions are incompletely implemented. No patch is currently available.
CVE-2026-23093 is a security vulnerability (CVSS 5.5). Remediation should follow standard vulnerability management procedures.
Local stack buffer overflow in the Linux kernel's AD3552R DAC driver allows a local authenticated attacker to write beyond allocated buffer boundaries through improper bounds checking in the ad3552r_hs_write_data_source function. An attacker with local access can trigger out-of-bounds writes on the stack, potentially leading to privilege escalation or denial of service. No patch is currently available for this vulnerability.
The Linux kernel's Intel Trace Hub driver fails to properly release device references during output device operations, leading to resource exhaustion on systems with local access. A local authenticated user can trigger this memory leak through repeated open/close cycles or error conditions, potentially causing denial of service. No patch is currently available for this vulnerability.
The Linux kernel's Slimbus core driver fails to properly release device references when processing report-present messages, leading to a memory leak that can exhaust system resources. A local attacker with user privileges can trigger this leak by causing repeated Slimbus device registration events, potentially causing a denial of service through memory exhaustion. No patch is currently available for this vulnerability.
A use-after-free vulnerability in the Linux kernel's ALSA USB audio mixer can be triggered by local attackers with low privileges when mixer initialization fails, causing the kernel to access freed memory during sound card registration and potentially leading to information disclosure or denial of service. The flaw affects Linux systems with USB audio devices and remains unpatched, exploitable without user interaction after initial access to the system.
Linux kernel null pointer dereference in the tracing subsystem causes a denial of service when synthetic events reference stacktrace fields from other synthetic events. Local users with tracing permissions can trigger a kernel crash by creating chained synthetic events that pass stacktrace data between them. No patch is currently available for this vulnerability.
The GICv3 interrupt controller driver in the Linux kernel on 32-bit systems with CONFIG_ARM_LPAE can truncate physical memory addresses above the 4GB limit when storing them in 32-bit variables, potentially causing system crashes or memory corruption. A local attacker with kernel-level privileges could trigger this condition through memory allocation patterns that force addresses into higher physical memory ranges. This vulnerability affects Linux systems using ARM Large Physical Address Extension with 32-bit address space configurations.
The Intel XWay PHY driver in the Linux kernel fails to properly release device tree node references, causing memory leaks that can degrade system stability over time. Local users with sufficient privileges can trigger this refcount leakage through repeated device tree operations, potentially leading to denial of service conditions as memory resources become exhausted.
Memory leak in Linux kernel CAN USB driver (mcba_usb) allows local attackers with user privileges to exhaust system memory by triggering improper URB cleanup in the USB bulk read callback function. The vulnerability occurs because USB framework unanchors URBs before the completion callback executes, preventing proper deallocation when the device is closed. No patch is currently available.
Memory resource leaks in the Linux kernel's GPIO character device interface allow local users with basic privileges to exhaust system memory through repeated errors in the lineinfo_changed_notify() function. An attacker can trigger this condition without user interaction, potentially causing denial of service through memory exhaustion. No patch is currently available.
A buffer overflow in the Linux kernel's ALSA scarlett2 USB driver allows local attackers with user privileges to corrupt memory and potentially execute code by triggering improper endianness conversion during audio device configuration retrieval. The vulnerability stems from incorrect size validation that causes the function to access more bytes than allocated when processing multiple configuration elements. No patch is currently available for this vulnerability affecting Linux systems with Scarlett audio interfaces.
Out-of-bounds array access in the Linux kernel's ctxfi audio mixer driver allows local attackers with user privileges to read sensitive memory or cause denial of service through improper loop index initialization in the amixer_index() and sum_index() functions. The vulnerability stems from uninitialized conf field handling that enables array bounds bypass with no user interaction required. No patch is currently available for this high-severity issue affecting all Linux distributions.
The Linux kernel esd_usb driver leaks memory in its USB bulk transfer callback function because unanchored URBs are not properly freed during device closure, allowing a local attacker with device access to exhaust kernel memory and cause a denial of service. The vulnerability affects systems using esd_usb CAN interface devices and can be triggered repeatedly through device open/close cycles.
The RSI911x WiFi driver in the Linux kernel fails to allocate sufficient memory for virtual interface driver data, causing out-of-bounds writes to the ieee80211_vif structure and memory corruption. A local attacker with low privileges can exploit this to corrupt kernel memory and potentially execute arbitrary code. No patch is currently available.
A memory leak in the Linux kernel's l2tp_udp_encap_recv() function fails to properly release l2tp_session and l2tp_tunnel structures when protocol version validation fails, allowing a local attacker to exhaust kernel memory and trigger a denial of service. The vulnerability affects all Linux systems running the vulnerable kernel versions, and exploitation requires local access with unprivileged user privileges. No patch is currently available.
The Linux kernel's regmap hwspinlock implementation contains a race condition where concurrent threads accessing a shared spinlock flags variable can corrupt IRQ state, potentially leading to denial of service through system hangs or crashes. A local attacker with sufficient privileges can exploit this condition to cause the kernel to become unresponsive. The vulnerability affects Linux systems and currently has no available patch.
The Linux kernel's OcteonTX2 firmware driver fails to validate firmware data structures before access, causing kernel panics on systems without a MAC block. A local privileged attacker can trigger a denial of service by accessing the uninitialized firmware data region. No patch is currently available for this medium-severity vulnerability.
An integer underflow in the Linux kernel's vsock/virtio credit calculation allows a local attacker with unprivileged access to cause a denial of service by exhausting system resources when the peer shrinks its advertised buffer while data is in flight. The vulnerability enables more data to be queued than the peer can handle, potentially leading to system instability. No patch is currently available for this medium-severity issue.
Double-free vulnerability in the Linux kernel's spi-sprd-adi driver allows local attackers with low privileges to cause a denial of service or potentially execute code by triggering a probe error path that improperly frees the SPI controller structure twice. The vulnerability exists in error handling where devm_spi_register_controller() is paired with manual spi_controller_put() calls, causing the kernel to attempt freeing the same memory region twice when device registration fails. No patch is currently available.
The Linux kernel's ARM IOMMU page table unmapping function returns a signedness-corrupted value when encountering unmapped memory, causing IOVA address overflow that triggers a kernel panic. Local attackers with sufficient privileges can exploit this to cause a denial of service by attempting to unmap invalid IOMMU pages. A patch is not yet available for this medium-severity vulnerability.
A memory leak in the Linux kernel's AMD platform driver allows local authenticated users to exhaust system memory through repeated failures in the WBRF (Wifi Band RFI Mitigation) record function, potentially leading to denial of service. The vulnerability exists in the wbrf_record() function where a temporary buffer allocated via kcalloc() is not properly freed when the acpi_evaluate_dsm() call fails. An attacker with local access and sufficient privileges could trigger this condition multiple times to consume available memory and degrade system performance.
A null pointer dereference in the Linux kernel's net/sched act_ife module allows local users with low privileges to cause a denial of service through a kernel crash when the ife_encode() function fails to validate return values. The vulnerability affects the traffic control scheduling subsystem and requires local access to trigger.
Linux kernel UACCE subsystem is vulnerable to a null pointer dereference that causes a denial of service when queue release and device removal operations execute concurrently during system shutdown. A local attacker with standard user privileges can trigger this condition by forcing accelerator queue cleanup while the device is being removed, crashing the kernel. No patch is currently available.
The hp-bioscfg driver in the Linux kernel contains a null pointer dereference vulnerability triggered by an off-by-one error and missing NULL checks in the GET_INSTANCE_ID macro when accessing BIOS configuration sysfs attributes. Local users with unprivileged access can trigger a kernel panic by reading certain attribute files, causing denial of service during BIOS configuration operations. No patch is currently available for this vulnerability.
The Linux kernel's Kvaser USB CAN driver fails to properly release USB request block (URB) memory in its completion callback, allowing a local attacker with user privileges to cause a denial of service through memory exhaustion. The vulnerability occurs because URBs are unanchored by the USB framework before the completion function executes, preventing proper cleanup during device removal. No patch is currently available for this medium-severity issue.
In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Sanitize payload size to prevent member overflow In qla27xx_copy_fpin_pkt() and qla27xx_copy_multiple_pkt(), the frame_size reported by firmware is used to calculate the copy length into item->iocb.
In the Linux kernel, the following vulnerability has been resolved: can: ems_usb: ems_usb_read_bulk_callback(): fix URB memory leak Fix similar memory leak as in commit 7352e1d5932a ("can: gs_usb: gs_usb_receive_bulk_callback(): fix URB memory leak").
In the Linux kernel, the following vulnerability has been resolved: vsock/virtio: Coalesce only linear skb vsock/virtio common tries to coalesce buffers in rx queue: if a linear skb (with a spare tail room) is followed by a small skb (length limited by GOOD_COPY_LEN = 128), an attempt is made to join them.
In the Linux kernel, the following vulnerability has been resolved: uacce: implement mremap in uacce_vm_ops to return -EPERM The current uacce_vm_ops does not support the mremap operation of vm_operations_struct. Implement .mremap to return -EPERM to remind users.
In the Linux kernel, the following vulnerability has been resolved: i2c: riic: Move suspend handling to NOIRQ phase Commit 53326135d0e0 ("i2c: riic: Add suspend/resume support") added suspend support for the Renesas I2C driver and following this change on RZ/G3E the following WARNING is seen on entering suspend ...
In the Linux kernel, the following vulnerability has been resolved: net: hv_netvsc: reject RSS hash key programming without RX indirection table RSS configuration requires a valid RX indirection table.
In the Linux kernel, the following vulnerability has been resolved: NFS: Fix a deadlock involving nfs_release_folio() Wang Zhaolong reports a deadlock involving NFSv4.1 state recovery waiting on kthreadd, which is attempting to reclaim memory by calling nfs_release_folio().
In the Linux kernel, the following vulnerability has been resolved: ftrace: Do not over-allocate ftrace memory The pg_remaining calculation in ftrace_process_locs() assumes that ENTRIES_PER_PAGE multiplied by 2^order equals the actual capacity of the allocated page group.
In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: fix drm panic null pointer when driver not support atomic When driver not support atomic, fb using plane->fb rather than plane->state->fb. (cherry picked from commit 2f2a72de673513247cd6fae14e53f6c40c5841ef)
In the Linux kernel, the following vulnerability has been resolved: pNFS: Fix a deadlock when returning a delegation during open() Ben Coddington reports seeing a hang in the following stack trace: 0 [ffffd0b50e1774e0] __schedule at ffffffff9ca05415 1 [ffffd0b50e177548] schedule at ffffffff9ca05717 2 [ffffd0b50e177558] bit_wait at ffffffff9ca061e1 3 [ffffd0b50e177568] __wait_on_bit at ffffffff9ca05cfb 4 [ffffd0b50e1775c8] out_of_line_wait_on_bit at ffffffff9ca05ea5 5 [ffffd0b50e177618] pnfs_roc at ffffffffc154207b [nfsv4] 6 [ffffd0b50e1776b8] _nfs4_proc_delegreturn at ffffffffc1506586 [nfsv4] 7 [ffffd0b50e177788] nfs4_proc_delegreturn at ffffffffc1507480 [nfsv4] 8 [ffffd0b50e1777f8] nfs_do_return_delegation at ffffffffc1523e41 [nfsv4] 9 [ffffd0b50e177838] nfs_inode_set_delegation at ffffffffc1524a75 [nfsv4] 10 [ffffd0b50e177888] nfs4_process_delegation at ffffffffc14f41dd [nfsv4] 11 [ffffd0b50e1778a0] _nfs4_opendata_to_nfs4_state at ffffffffc1503edf [nfsv4] 12 [ffffd0b50e1778c0] _nfs4_open_and_get_state at ffffffffc1504e56 [nfsv4] 13 [ffffd0b50e177978] _nfs4_do_open at ffffffffc15051b8 [nfsv4] 14 [ffffd0b50e1779f8] nfs4_do_open at ffffffffc150559c [nfsv4] 15 [ffffd0b50e177a80] nfs4_atomic_open at ffffffffc15057fb [nfsv4] 16 [ffffd0b50e177ad0] nfs4_file_open at ffffffffc15219be [nfsv4] 17 [ffffd0b50e177b78] do_dentry_open at ffffffff9c09e6ea 18 [ffffd0b50e177ba8] vfs_open at ffffffff9c0a082e 19 [ffffd0b50e177bd0] dentry_open at ffffffff9c0a0935 The issue is that the delegreturn is being asked to wait for a layout return that cannot complete because a state recovery was initiated.
In the Linux kernel, the following vulnerability has been resolved: drm/panel-simple: fix connector type for DataImage SCF0700C48GGU18 panel The connector type for the DataImage SCF0700C48GGU18 panel is missing and devm_drm_panel_bridge_add() requires connector type to be set.
In the Linux kernel, the following vulnerability has been resolved: iio: adc: at91-sama5d2_adc: Fix potential use-after-free in sama5d2_adc driver at91_adc_interrupt can call at91_adc_touch_data_handler function to start the work by schedule_work(&st->touch_st.workq).
In the Linux kernel, the following vulnerability has been resolved: iio: imu: st_lsm6dsx: fix iio_chan_spec for sensors without event detection The st_lsm6dsx_acc_channels array of struct iio_chan_spec has a non-NULL event_spec field, indicating support for IIO events.
In the Linux kernel, the following vulnerability has been resolved: w1: therm: Fix off-by-one buffer overflow in alarms_store The sysfs buffer passed to alarms_store() is allocated with 'size + 1' bytes and a NUL terminator is appended.
In the Linux kernel, the following vulnerability has been resolved: phy: stm32-usphyc: Fix off by one in probe() The "index" variable is used as an index into the usbphyc->phys[] array which has usbphyc->nphys elements. So if it is equal to usbphyc->nphys then it is one element out of bounds.
In the Linux kernel, the following vulnerability has been resolved: dmaengine: xilinx: xdma: Fix regmap max_register The max_register field is assigned the size of the register memory region instead of the offset of the last register.
In the Linux kernel, the following vulnerability has been resolved: btrfs: fix deadlock in wait_current_trans() due to ignored transaction type When wait_current_trans() is called during start_transaction(), it currently waits for a blocked transaction without considering whether the given transaction type actually needs to wait for that particular transaction state.
In the Linux kernel, the following vulnerability has been resolved: phy: qcom-qusb2: Fix NULL pointer dereference on early suspend Enabling runtime PM before attaching the QPHY instance as driver data can lead to a NULL pointer dereference in runtime PM callbacks that expect valid driver data.
In the Linux kernel, the following vulnerability has been resolved: udp: call skb_orphan() before skb_attempt_defer_free() Standard UDP receive path does not use skb->destructor. But skmsg layer does use it, since it calls skb_set_owner_sk_safe() from udp_read_skb().
In the Linux kernel, the following vulnerability has been resolved: libceph: make calc_target() set t->paused, not just clear it Currently calc_target() clears t->paused if the request shouldn't be paused anymore, but doesn't ever set t->paused even though it's able to determine when the request should be paused.
In the Linux kernel, the following vulnerability has been resolved: virtio_net: fix device mismatch in devm_kzalloc/devm_kfree Initial rss_hdr allocation uses virtio_device->device, but virtnet_set_queues() frees using net_device->device.
In the Linux kernel, the following vulnerability has been resolved: net/ena: fix missing lock when update devlink params Fix assert lock warning while calling devl_param_driverinit_value_set() in ena.
In the Linux kernel, the following vulnerability has been resolved: PM: hibernate: Fix crash when freeing invalid crypto compressor When crypto_alloc_acomp() fails, it returns an ERR_PTR value, not NULL.
In the Linux kernel, the following vulnerability has been resolved: btrfs: fix NULL pointer dereference in do_abort_log_replay() Coverity reported a NULL pointer dereference issue (CID 1666756) in do_abort_log_replay().
In the Linux kernel, the following vulnerability has been resolved: idpf: fix aux device unplugging when rdma is not supported by vport If vport flags do not contain VIRTCHNL2_VPORT_ENABLE_RDMA, driver does not allocate vdev_info for this vport.
In the Linux kernel, the following vulnerability has been resolved: bnxt_en: Fix NULL pointer crash in bnxt_ptp_enable during error cleanup When bnxt_init_one() fails during initialization (e.g., bnxt_init_int_mode returns -ENODEV), the error path calls bnxt_free_hwrm_resources() which destroys the DMA pool and sets bp->hwrm_dma_pool to NULL.
Linux kernel DAMON sysfs interface fails to properly clean up access_pattern subdirectories when scheme directory setup fails, causing memory leaks and rendering the sysfs interface non-functional until system reboot. A local privileged user can trigger this condition to degrade system functionality and exhaust memory resources. No patch is currently available for this medium-severity vulnerability.
The Linux kernel's BPF test_run component fails to properly validate XDP frame metadata size, allowing local users with appropriate privileges to specify oversized metadata that exhausts frame headroom and leaves the frame structure uninitialized. This can lead to denial of service or memory corruption during packet transmission. No patch is currently available for this issue.
The Linux kernel's ftrace stack trace recording mechanism lacks proper recursion protection, allowing local users with sufficient privileges to trigger an infinite recursion loop when kernel stack trace triggers are enabled on RCU events, resulting in denial of service through system hang or crash. The vulnerability affects systems where tracing is configured to capture stack traces during RCU event monitoring. No patch is currently available to address this medium-severity defect.
Memory leak in the Linux kernel's device tree unittest module allows local users with standard privileges to cause a denial of service by exhausting system memory when the of_resolve_phandles() function fails during unit test execution. The vulnerability stems from improper resource cleanup in the unittest_data_add() function, where allocated memory is not freed on error paths. A patch is not currently available.
The Linux kernel ath12k WiFi driver incorrectly frees DMA memory buffers using aligned addresses instead of the original unaligned pointers returned by dma_alloc_coherent(), potentially causing memory management errors and denial of service on systems using affected WiFi hardware. A local attacker with user privileges can trigger this vulnerability through normal WiFi driver operations, leading to system instability or crashes. No patch is currently available for this medium-severity vulnerability.
The Linux kernel's kmalloc_nolock() function on PREEMPT_RT systems fails to properly validate execution context before acquiring a sleeping lock, causing a kernel panic when BPF programs execute from tracepoints with preemption disabled. A local attacker with ability to run BPF programs can trigger a denial of service by causing the kernel to attempt sleeping operations in invalid contexts. No patch is currently available for this medium-severity vulnerability.
The ath10k WiFi driver in the Linux kernel incorrectly frees DMA-allocated memory by using aligned addresses instead of the original unaligned pointers, potentially causing memory corruption and system denial of service on affected systems. A local attacker with appropriate privileges can trigger this vulnerability to crash the kernel or cause system instability. No patch is currently available for this issue.
The Linux kernel's Synopsys DesignWare DisplayPort bridge driver contains improper error handling in the dw_dp_bind() function that fails to unregister auxiliary devices and return error codes correctly, potentially causing resource leaks or kernel instability for systems using affected display hardware. A local attacker with sufficient privileges could trigger these error paths to cause a denial of service through resource exhaustion or kernel panic.
In the Linux kernel, the following vulnerability has been resolved: iommu/sva: invalidate stale IOTLB entries for kernel address space Introduce a new IOMMU interface to flush IOTLB paging cache entries for the CPU kernel address space.
In the Linux kernel, the following vulnerability has been resolved: netfs: Fix early read unlock of page with EOF in middle The read result collection for buffered reads seems to run ahead of the completion of subrequests under some circumstances, as can be seen in the following log snippet: 9p_client_res: client 18446612686390831168 response P9_TREAD tag 0 err 0 ...
The HP BIOS configuration driver in the Linux kernel fails to validate attribute names before kobject registration, causing kernel warnings and potential denial of service when HP BIOS returns empty name strings. A local user with standard privileges can trigger this vulnerability to crash or destabilize the system by supplying malformed BIOS attribute data. No patch is currently available for this medium-severity flaw affecting Linux systems with HP BIOS configuration support.
A deadlock condition in the Linux kernel's ath12k WiFi driver occurs when management frame transmission is blocked by the wiphy lock during flush operations, causing the wireless interface to hang and preventing authentication. Local users with sufficient privileges can trigger this condition by initiating WiFi authentication while pending management frames are being flushed, resulting in a denial of service. No patch is currently available for this medium-severity vulnerability.
The Linux kernel's DPLL subsystem fails to prevent duplicate pin registrations, allowing callers to register the same pin multiple times and causing memory management issues during unregistration. A local attacker with unprivileged access could trigger this condition to cause a denial of service through kernel warnings or crashes. No patch is currently available for this vulnerability.
The Linux kernel's ARM64 hibernation resume function fails to disable Control Flow Integrity (CFI) checking, causing a data abort exception when resuming from hibernation on affected systems. A local attacker with hibernation access could trigger a denial of service by invoking the resume function without proper CFI validation. This affects Linux kernel deployments on ARM64 architecture, though no patch is currently available.
Linux kernel perf subsystem allows local authenticated users to trigger a use-after-free condition via refcount manipulation when creating perf event group members with PERF_FLAG_FD_OUTPUT flag, resulting in denial of service through kernel warnings and potential system instability. This vulnerability requires local access and existing privileges to exploit, with no patch currently available.
The Linux kernel netdevsim driver contains a race condition in the bpf_bound_progs list operations where concurrent calls to nsim_bpf_create_prog() and nsim_bpf_destroy_prog() can corrupt the list and trigger kernel crashes. A local attacker with limited privileges can exploit this vulnerability to cause a denial of service by manipulating eBPF program creation and destruction. No patch is currently available for this issue.
A null pointer dereference in the Linux kernel's SCTP authentication initialization can be triggered by local attackers with user privileges to cause a denial of service through a crash in the packet transmission path. The vulnerability occurs when SCTP-AUTH key setup fails during association peer initialization, leaving a dangling pointer that is subsequently dereferenced. No patch is currently available for this medium-severity issue affecting the Linux kernel.
A data race condition in the Linux kernel's IPv6 NDISC router discovery function allows concurrent unsynchronized read/write access to the ra_mtu field, potentially causing denial of service through system instability or crashes on local systems. The vulnerability affects all Linux systems running vulnerable kernel versions and requires local access to trigger. No patch is currently available, though the race condition is considered low-impact as the affected field represents best-effort MTU configuration.
Uninitialized pointer dereferences in the Linux kernel's interconnect debugfs implementation can cause denial of service when users interact with src_node and dst_node debugfs entries. A local attacker with standard user privileges can trigger memory access violations through reads or writes to these debugfs interfaces, crashing the system or causing kernel instability. No patch is currently available for this medium-severity vulnerability.
The Intel i225/i226 Ethernet controller driver in the Linux kernel is susceptible to TX unit hangs during heavy timestamping operations due to insufficient packet buffer allocation. A local user with low privileges can trigger denial of service by generating sustained timestamped network traffic that exhausts the 7KB per-queue TX buffer, requiring a kernel patch that reduces the buffer to 5KB per hardware specification to mitigate the hang condition.
A data-race condition in the Linux kernel's mISDN subsystem allows local attackers with unprivileged access to cause a denial of service by triggering concurrent access to the dev->work field through ioctl and read operations without proper synchronization. The vulnerability affects the mISDN timer device driver where unsynchronized reads and writes to shared data can result in system availability issues. No patch is currently available for this medium-severity vulnerability.
A data-race condition in the Linux kernel's L2TP tunnel deletion function can cause a denial of service on systems using L2TP networking. Local attackers with unprivileged access can trigger concurrent socket operations to crash the kernel or cause system instability. No patch is currently available for this vulnerability.
The Linux kernel bonding driver fails to properly provide a network namespace pointer to the flow dissector function, allowing a local attacker with unprivileged access to trigger a kernel warning and cause a denial of service. The vulnerability exists in the bond_flow_dissect() code path used for XDP packet transmission, where crafted network packets lacking proper device or socket context can be processed unsafely.
A race condition in the Linux kernel's rxrpc subsystem allows local attackers with limited privileges to cause a denial of service by exploiting unsynchronized access to the last_tx_at timestamp variable, potentially triggering load/store tearing on 32-bit architectures. The vulnerability requires local access and specific timing conditions to trigger, but can result in system instability or crash when successfully exploited. No patch is currently available.
A NULL pointer dereference in the Linux kernel's ice driver occurs when devlink reload fails and the driver is subsequently removed, affecting systems using Intel ice network adapters. A local privileged user can trigger this denial of service condition by initiating a devlink reinit operation that fails, leaving the hardware in an uninitialized state. The vulnerability stems from a missing ice_deinit_hw() call in the devlink reinit path that leaves control queues uninitialized.
Improper handling of reset and clock masking in the Linux kernel's i.MX8MQ VPU power domain controller can cause system hangs when attempting to independently reset GPU cores. Local attackers with sufficient privileges can trigger this vulnerability by manipulating VPU reset operations, leading to denial of service. A patch is not currently available.
A race condition in the Linux kernel's serial driver allows local attackers with low privileges to bypass TTY device linkage during console configuration, potentially enabling unauthorized access to serial console interfaces on Qualcomm SoCs and other affected systems. The vulnerability stems from improper initialization ordering that fails to configure tty->port before uart_configure_port() is called, creating a window where user-space applications can open the console without proper driver linkage. No patch is currently available.
Linux kernel ptrace operations on ARM64 systems without SME support can corrupt SVE register state, causing the kernel to enter an invalid FPSIMD configuration that triggers warnings and potential instability. A local attacker with ptrace privileges can exploit this to cause a denial of service by manipulating SVE register writes on affected systems. The vulnerability requires local access and is present on Linux systems running vulnerable kernel versions without an available patch.
In the Linux kernel, the following vulnerability has been resolved: mmc: sdhci-of-dwcmshc: Prevent illegal clock reduction in HS200/HS400 mode When operating in HS200 or HS400 timing modes, reducing the clock frequency below 52MHz will lead to link broken as the Rockchip DWC MSHC controller requires maintaining a minimum clock of 52MHz in these modes.
A denial of service vulnerability in the Linux kernel's writeback mechanism allows local users with standard privileges to cause indefinite hangs in wait_sb_inodes() when interacting with faulty FUSE servers that fail to respond to write requests. The vulnerability stems from improper handling of mappings without data integrity semantics, which should be skipped during synchronization operations but are instead waited upon indefinitely. An attacker controlling a malfunctioning FUSE server can exploit this to freeze system operations that depend on filesystem synchronization.
The Linux kernel USB CAN driver (usb_8dev) fails to properly manage URB memory when USB transfers complete, allowing a local attacker with user privileges to trigger a memory leak and cause a denial of service through resource exhaustion. The vulnerability occurs because completed URBs are unanchored by the USB framework before the callback function executes, preventing proper cleanup during driver shutdown. No patch is currently available for this issue.
In the Linux kernel, the following vulnerability has been resolved: arm64/fpsimd: signal: Allocate SSVE storage when restoring ZA The code to restore a ZA context doesn't attempt to allocate the task's sve_state before setting TIF_SME.
In the Linux kernel, the following vulnerability has been resolved: timekeeping: Adjust the leap state for the correct auxiliary timekeeper When __do_ajdtimex() was introduced to handle adjtimex for any timekeeper, this reference to tk_core was not updated.
A use-after-free vulnerability in the Linux kernel's ice driver causes a denial of service when devlink reload is followed by driver removal, as freed HWMON sensor memory is accessed by sysfs attribute handlers. Local users with sufficient privileges can trigger recurring kernel page faults approximately every 10 minutes when system monitoring tools attempt to read the orphaned hwmon attributes. This affects Linux systems with ice network drivers and causes system instability through repeated call traces.
In the Linux kernel, the following vulnerability has been resolved: arm64/fpsimd: signal: Fix restoration of SVE context When SME is supported, Restoring SVE signal context can go wrong in a few ways, including placing the task into an invalid state where the kernel may read from out-of-bounds memory (and may potentially take a fatal fault) and/or may kill the task with a SIGKILL.
In the Linux kernel, the following vulnerability has been resolved: leds: led-class: Only Add LED to leds_list when it is fully ready Before this change the LED was added to leds_list before led_init_core() gets called adding it the list before led_classdev.set_brightness_work gets initialized.
A deadlock vulnerability in the Linux kernel's hugetlb file folio migration code allows a local privileged user to cause a denial of service by triggering conflicting lock acquisitions between folio locks and memory mapping semaphores. The vulnerability occurs when migrate_pages() and hugetlbfs_fallocate() operations compete for locks in opposite orders, freezing affected processes. No patch is currently available for this medium-severity issue.
The Linux kernel's uacce subsystem can hang during device cleanup when cdev_device_add fails, as subsequent calls to cdev_device_del attempt to release already-freed memory. Local users with sufficient privileges can trigger a denial of service by causing the device initialization to fail, resulting in a system hang. A patch is not currently available.
The Linux kernel uacce driver improperly validates callback function implementations before creating isolation policy sysfs files, allowing local users with sufficient privileges to trigger a system crash by accessing unimplemented callback functions. This denial of service vulnerability affects systems where device isolation is configured but callback functions are incompletely implemented. No patch is currently available.
CVE-2026-23093 is a security vulnerability (CVSS 5.5). Remediation should follow standard vulnerability management procedures.
Local stack buffer overflow in the Linux kernel's AD3552R DAC driver allows a local authenticated attacker to write beyond allocated buffer boundaries through improper bounds checking in the ad3552r_hs_write_data_source function. An attacker with local access can trigger out-of-bounds writes on the stack, potentially leading to privilege escalation or denial of service. No patch is currently available for this vulnerability.
The Linux kernel's Intel Trace Hub driver fails to properly release device references during output device operations, leading to resource exhaustion on systems with local access. A local authenticated user can trigger this memory leak through repeated open/close cycles or error conditions, potentially causing denial of service. No patch is currently available for this vulnerability.
The Linux kernel's Slimbus core driver fails to properly release device references when processing report-present messages, leading to a memory leak that can exhaust system resources. A local attacker with user privileges can trigger this leak by causing repeated Slimbus device registration events, potentially causing a denial of service through memory exhaustion. No patch is currently available for this vulnerability.
A use-after-free vulnerability in the Linux kernel's ALSA USB audio mixer can be triggered by local attackers with low privileges when mixer initialization fails, causing the kernel to access freed memory during sound card registration and potentially leading to information disclosure or denial of service. The flaw affects Linux systems with USB audio devices and remains unpatched, exploitable without user interaction after initial access to the system.
Linux kernel null pointer dereference in the tracing subsystem causes a denial of service when synthetic events reference stacktrace fields from other synthetic events. Local users with tracing permissions can trigger a kernel crash by creating chained synthetic events that pass stacktrace data between them. No patch is currently available for this vulnerability.
The GICv3 interrupt controller driver in the Linux kernel on 32-bit systems with CONFIG_ARM_LPAE can truncate physical memory addresses above the 4GB limit when storing them in 32-bit variables, potentially causing system crashes or memory corruption. A local attacker with kernel-level privileges could trigger this condition through memory allocation patterns that force addresses into higher physical memory ranges. This vulnerability affects Linux systems using ARM Large Physical Address Extension with 32-bit address space configurations.
The Intel XWay PHY driver in the Linux kernel fails to properly release device tree node references, causing memory leaks that can degrade system stability over time. Local users with sufficient privileges can trigger this refcount leakage through repeated device tree operations, potentially leading to denial of service conditions as memory resources become exhausted.
Memory leak in Linux kernel CAN USB driver (mcba_usb) allows local attackers with user privileges to exhaust system memory by triggering improper URB cleanup in the USB bulk read callback function. The vulnerability occurs because USB framework unanchors URBs before the completion callback executes, preventing proper deallocation when the device is closed. No patch is currently available.
Memory resource leaks in the Linux kernel's GPIO character device interface allow local users with basic privileges to exhaust system memory through repeated errors in the lineinfo_changed_notify() function. An attacker can trigger this condition without user interaction, potentially causing denial of service through memory exhaustion. No patch is currently available.
A buffer overflow in the Linux kernel's ALSA scarlett2 USB driver allows local attackers with user privileges to corrupt memory and potentially execute code by triggering improper endianness conversion during audio device configuration retrieval. The vulnerability stems from incorrect size validation that causes the function to access more bytes than allocated when processing multiple configuration elements. No patch is currently available for this vulnerability affecting Linux systems with Scarlett audio interfaces.
Out-of-bounds array access in the Linux kernel's ctxfi audio mixer driver allows local attackers with user privileges to read sensitive memory or cause denial of service through improper loop index initialization in the amixer_index() and sum_index() functions. The vulnerability stems from uninitialized conf field handling that enables array bounds bypass with no user interaction required. No patch is currently available for this high-severity issue affecting all Linux distributions.
The Linux kernel esd_usb driver leaks memory in its USB bulk transfer callback function because unanchored URBs are not properly freed during device closure, allowing a local attacker with device access to exhaust kernel memory and cause a denial of service. The vulnerability affects systems using esd_usb CAN interface devices and can be triggered repeatedly through device open/close cycles.
The RSI911x WiFi driver in the Linux kernel fails to allocate sufficient memory for virtual interface driver data, causing out-of-bounds writes to the ieee80211_vif structure and memory corruption. A local attacker with low privileges can exploit this to corrupt kernel memory and potentially execute arbitrary code. No patch is currently available.
A memory leak in the Linux kernel's l2tp_udp_encap_recv() function fails to properly release l2tp_session and l2tp_tunnel structures when protocol version validation fails, allowing a local attacker to exhaust kernel memory and trigger a denial of service. The vulnerability affects all Linux systems running the vulnerable kernel versions, and exploitation requires local access with unprivileged user privileges. No patch is currently available.
The Linux kernel's regmap hwspinlock implementation contains a race condition where concurrent threads accessing a shared spinlock flags variable can corrupt IRQ state, potentially leading to denial of service through system hangs or crashes. A local attacker with sufficient privileges can exploit this condition to cause the kernel to become unresponsive. The vulnerability affects Linux systems and currently has no available patch.
The Linux kernel's OcteonTX2 firmware driver fails to validate firmware data structures before access, causing kernel panics on systems without a MAC block. A local privileged attacker can trigger a denial of service by accessing the uninitialized firmware data region. No patch is currently available for this medium-severity vulnerability.
An integer underflow in the Linux kernel's vsock/virtio credit calculation allows a local attacker with unprivileged access to cause a denial of service by exhausting system resources when the peer shrinks its advertised buffer while data is in flight. The vulnerability enables more data to be queued than the peer can handle, potentially leading to system instability. No patch is currently available for this medium-severity issue.
Double-free vulnerability in the Linux kernel's spi-sprd-adi driver allows local attackers with low privileges to cause a denial of service or potentially execute code by triggering a probe error path that improperly frees the SPI controller structure twice. The vulnerability exists in error handling where devm_spi_register_controller() is paired with manual spi_controller_put() calls, causing the kernel to attempt freeing the same memory region twice when device registration fails. No patch is currently available.
The Linux kernel's ARM IOMMU page table unmapping function returns a signedness-corrupted value when encountering unmapped memory, causing IOVA address overflow that triggers a kernel panic. Local attackers with sufficient privileges can exploit this to cause a denial of service by attempting to unmap invalid IOMMU pages. A patch is not yet available for this medium-severity vulnerability.
A memory leak in the Linux kernel's AMD platform driver allows local authenticated users to exhaust system memory through repeated failures in the WBRF (Wifi Band RFI Mitigation) record function, potentially leading to denial of service. The vulnerability exists in the wbrf_record() function where a temporary buffer allocated via kcalloc() is not properly freed when the acpi_evaluate_dsm() call fails. An attacker with local access and sufficient privileges could trigger this condition multiple times to consume available memory and degrade system performance.
A null pointer dereference in the Linux kernel's net/sched act_ife module allows local users with low privileges to cause a denial of service through a kernel crash when the ife_encode() function fails to validate return values. The vulnerability affects the traffic control scheduling subsystem and requires local access to trigger.
Linux kernel UACCE subsystem is vulnerable to a null pointer dereference that causes a denial of service when queue release and device removal operations execute concurrently during system shutdown. A local attacker with standard user privileges can trigger this condition by forcing accelerator queue cleanup while the device is being removed, crashing the kernel. No patch is currently available.
The hp-bioscfg driver in the Linux kernel contains a null pointer dereference vulnerability triggered by an off-by-one error and missing NULL checks in the GET_INSTANCE_ID macro when accessing BIOS configuration sysfs attributes. Local users with unprivileged access can trigger a kernel panic by reading certain attribute files, causing denial of service during BIOS configuration operations. No patch is currently available for this vulnerability.
The Linux kernel's Kvaser USB CAN driver fails to properly release USB request block (URB) memory in its completion callback, allowing a local attacker with user privileges to cause a denial of service through memory exhaustion. The vulnerability occurs because URBs are unanchored by the USB framework before the completion function executes, preventing proper cleanup during device removal. No patch is currently available for this medium-severity issue.
In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Sanitize payload size to prevent member overflow In qla27xx_copy_fpin_pkt() and qla27xx_copy_multiple_pkt(), the frame_size reported by firmware is used to calculate the copy length into item->iocb.
In the Linux kernel, the following vulnerability has been resolved: can: ems_usb: ems_usb_read_bulk_callback(): fix URB memory leak Fix similar memory leak as in commit 7352e1d5932a ("can: gs_usb: gs_usb_receive_bulk_callback(): fix URB memory leak").
In the Linux kernel, the following vulnerability has been resolved: vsock/virtio: Coalesce only linear skb vsock/virtio common tries to coalesce buffers in rx queue: if a linear skb (with a spare tail room) is followed by a small skb (length limited by GOOD_COPY_LEN = 128), an attempt is made to join them.
In the Linux kernel, the following vulnerability has been resolved: uacce: implement mremap in uacce_vm_ops to return -EPERM The current uacce_vm_ops does not support the mremap operation of vm_operations_struct. Implement .mremap to return -EPERM to remind users.
In the Linux kernel, the following vulnerability has been resolved: i2c: riic: Move suspend handling to NOIRQ phase Commit 53326135d0e0 ("i2c: riic: Add suspend/resume support") added suspend support for the Renesas I2C driver and following this change on RZ/G3E the following WARNING is seen on entering suspend ...
In the Linux kernel, the following vulnerability has been resolved: net: hv_netvsc: reject RSS hash key programming without RX indirection table RSS configuration requires a valid RX indirection table.
In the Linux kernel, the following vulnerability has been resolved: NFS: Fix a deadlock involving nfs_release_folio() Wang Zhaolong reports a deadlock involving NFSv4.1 state recovery waiting on kthreadd, which is attempting to reclaim memory by calling nfs_release_folio().
In the Linux kernel, the following vulnerability has been resolved: ftrace: Do not over-allocate ftrace memory The pg_remaining calculation in ftrace_process_locs() assumes that ENTRIES_PER_PAGE multiplied by 2^order equals the actual capacity of the allocated page group.
In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: fix drm panic null pointer when driver not support atomic When driver not support atomic, fb using plane->fb rather than plane->state->fb. (cherry picked from commit 2f2a72de673513247cd6fae14e53f6c40c5841ef)
In the Linux kernel, the following vulnerability has been resolved: pNFS: Fix a deadlock when returning a delegation during open() Ben Coddington reports seeing a hang in the following stack trace: 0 [ffffd0b50e1774e0] __schedule at ffffffff9ca05415 1 [ffffd0b50e177548] schedule at ffffffff9ca05717 2 [ffffd0b50e177558] bit_wait at ffffffff9ca061e1 3 [ffffd0b50e177568] __wait_on_bit at ffffffff9ca05cfb 4 [ffffd0b50e1775c8] out_of_line_wait_on_bit at ffffffff9ca05ea5 5 [ffffd0b50e177618] pnfs_roc at ffffffffc154207b [nfsv4] 6 [ffffd0b50e1776b8] _nfs4_proc_delegreturn at ffffffffc1506586 [nfsv4] 7 [ffffd0b50e177788] nfs4_proc_delegreturn at ffffffffc1507480 [nfsv4] 8 [ffffd0b50e1777f8] nfs_do_return_delegation at ffffffffc1523e41 [nfsv4] 9 [ffffd0b50e177838] nfs_inode_set_delegation at ffffffffc1524a75 [nfsv4] 10 [ffffd0b50e177888] nfs4_process_delegation at ffffffffc14f41dd [nfsv4] 11 [ffffd0b50e1778a0] _nfs4_opendata_to_nfs4_state at ffffffffc1503edf [nfsv4] 12 [ffffd0b50e1778c0] _nfs4_open_and_get_state at ffffffffc1504e56 [nfsv4] 13 [ffffd0b50e177978] _nfs4_do_open at ffffffffc15051b8 [nfsv4] 14 [ffffd0b50e1779f8] nfs4_do_open at ffffffffc150559c [nfsv4] 15 [ffffd0b50e177a80] nfs4_atomic_open at ffffffffc15057fb [nfsv4] 16 [ffffd0b50e177ad0] nfs4_file_open at ffffffffc15219be [nfsv4] 17 [ffffd0b50e177b78] do_dentry_open at ffffffff9c09e6ea 18 [ffffd0b50e177ba8] vfs_open at ffffffff9c0a082e 19 [ffffd0b50e177bd0] dentry_open at ffffffff9c0a0935 The issue is that the delegreturn is being asked to wait for a layout return that cannot complete because a state recovery was initiated.
In the Linux kernel, the following vulnerability has been resolved: drm/panel-simple: fix connector type for DataImage SCF0700C48GGU18 panel The connector type for the DataImage SCF0700C48GGU18 panel is missing and devm_drm_panel_bridge_add() requires connector type to be set.
In the Linux kernel, the following vulnerability has been resolved: iio: adc: at91-sama5d2_adc: Fix potential use-after-free in sama5d2_adc driver at91_adc_interrupt can call at91_adc_touch_data_handler function to start the work by schedule_work(&st->touch_st.workq).
In the Linux kernel, the following vulnerability has been resolved: iio: imu: st_lsm6dsx: fix iio_chan_spec for sensors without event detection The st_lsm6dsx_acc_channels array of struct iio_chan_spec has a non-NULL event_spec field, indicating support for IIO events.
In the Linux kernel, the following vulnerability has been resolved: w1: therm: Fix off-by-one buffer overflow in alarms_store The sysfs buffer passed to alarms_store() is allocated with 'size + 1' bytes and a NUL terminator is appended.
In the Linux kernel, the following vulnerability has been resolved: phy: stm32-usphyc: Fix off by one in probe() The "index" variable is used as an index into the usbphyc->phys[] array which has usbphyc->nphys elements. So if it is equal to usbphyc->nphys then it is one element out of bounds.
In the Linux kernel, the following vulnerability has been resolved: dmaengine: xilinx: xdma: Fix regmap max_register The max_register field is assigned the size of the register memory region instead of the offset of the last register.
In the Linux kernel, the following vulnerability has been resolved: btrfs: fix deadlock in wait_current_trans() due to ignored transaction type When wait_current_trans() is called during start_transaction(), it currently waits for a blocked transaction without considering whether the given transaction type actually needs to wait for that particular transaction state.
In the Linux kernel, the following vulnerability has been resolved: phy: qcom-qusb2: Fix NULL pointer dereference on early suspend Enabling runtime PM before attaching the QPHY instance as driver data can lead to a NULL pointer dereference in runtime PM callbacks that expect valid driver data.
In the Linux kernel, the following vulnerability has been resolved: udp: call skb_orphan() before skb_attempt_defer_free() Standard UDP receive path does not use skb->destructor. But skmsg layer does use it, since it calls skb_set_owner_sk_safe() from udp_read_skb().
In the Linux kernel, the following vulnerability has been resolved: libceph: make calc_target() set t->paused, not just clear it Currently calc_target() clears t->paused if the request shouldn't be paused anymore, but doesn't ever set t->paused even though it's able to determine when the request should be paused.
In the Linux kernel, the following vulnerability has been resolved: virtio_net: fix device mismatch in devm_kzalloc/devm_kfree Initial rss_hdr allocation uses virtio_device->device, but virtnet_set_queues() frees using net_device->device.
In the Linux kernel, the following vulnerability has been resolved: net/ena: fix missing lock when update devlink params Fix assert lock warning while calling devl_param_driverinit_value_set() in ena.
In the Linux kernel, the following vulnerability has been resolved: PM: hibernate: Fix crash when freeing invalid crypto compressor When crypto_alloc_acomp() fails, it returns an ERR_PTR value, not NULL.
In the Linux kernel, the following vulnerability has been resolved: btrfs: fix NULL pointer dereference in do_abort_log_replay() Coverity reported a NULL pointer dereference issue (CID 1666756) in do_abort_log_replay().
In the Linux kernel, the following vulnerability has been resolved: idpf: fix aux device unplugging when rdma is not supported by vport If vport flags do not contain VIRTCHNL2_VPORT_ENABLE_RDMA, driver does not allocate vdev_info for this vport.
In the Linux kernel, the following vulnerability has been resolved: bnxt_en: Fix NULL pointer crash in bnxt_ptp_enable during error cleanup When bnxt_init_one() fails during initialization (e.g., bnxt_init_int_mode returns -ENODEV), the error path calls bnxt_free_hwrm_resources() which destroys the DMA pool and sets bp->hwrm_dma_pool to NULL.