Memory Corruption
Memory corruption occurs when a program writes data beyond the boundaries of allocated memory regions or accesses memory in unintended ways, violating the integrity of the process's address space.
How It Works
Memory corruption occurs when a program writes data beyond the boundaries of allocated memory regions or accesses memory in unintended ways, violating the integrity of the process's address space. Attackers exploit these flaws by carefully crafting inputs that trigger the corruption, allowing them to overwrite critical data structures like function pointers, return addresses, or object metadata. The corrupted memory then causes the program to execute attacker-controlled code or leak sensitive information when that memory is subsequently accessed.
Several common variants exist with distinct mechanisms. Buffer overflows write past array boundaries, overwriting adjacent memory. Use-after-free bugs occur when code accesses memory after it's been deallocated, allowing attackers to reallocate that space with malicious data. Type confusion tricks programs into treating objects as different types, causing field accesses at incorrect offsets that can leak data or enable writes to arbitrary locations. Double-free vulnerabilities free the same memory twice, corrupting heap metadata structures that allocate memory, ultimately enabling arbitrary writes when the corrupted allocator is used again.
The typical attack flow involves reconnaissance to identify the corruption primitive, heap manipulation to position target structures in predictable locations, triggering the vulnerability to corrupt specific memory, and finally leveraging the corruption to hijack control flow or extract data. Modern exploits often chain multiple primitives together, using information leaks to defeat ASLR before achieving code execution.
Impact
- Arbitrary code execution: Execute attacker-supplied machine code or reuse existing code (ROP/JOP) with full privileges of the vulnerable process
- Privilege escalation: Exploit kernel memory corruption to escalate from user to root/SYSTEM privileges
- Information disclosure: Leak cryptographic keys, passwords, authentication tokens, or bypass ASLR by reading memory layout
- Denial of service: Crash critical services by corrupting essential data structures
- Sandbox escape: Break out of browser or application isolation boundaries to compromise the host system
Real-World Examples
The Chrome V8 JavaScript engine has suffered numerous type confusion vulnerabilities where JavaScript objects are mishandled, allowing attackers to achieve browser compromise through malicious websites. CVE-2021-30551 exemplified this, enabling remote code execution via crafted web content.
Windows kernel vulnerabilities like CVE-2020-17087 demonstrated use-after-free exploitation, where local attackers triggered memory reuse in the kernel to escalate privileges to SYSTEM. This was actively exploited in targeted attacks before patching.
The Heartbleed vulnerability (CVE-2014-0160) in OpenSSL showed devastating information disclosure through a buffer over-read, leaking 64KB chunks of server memory containing private keys, passwords, and session tokens across millions of servers.
Mitigation
- Memory-safe languages: Use Rust, Go, or Swift for new code to eliminate entire classes of corruption bugs
- Sanitizers in development: Deploy AddressSanitizer (ASAN) and MemorySanitizer (MSAN) during testing to detect corruption immediately
- Fuzzing with coverage feedback: Continuously fuzz parsers and input handlers using AFL++ or libFuzzer to discover corruption bugs
- Control Flow Integrity (CFI): Enable compiler-based CFI to restrict indirect call targets and prevent ROP
- Exploit mitigations: Deploy stack canaries, ASLR, DEP/NX, and shadow stacks on all platforms
- Sandboxing: Isolate vulnerable components using seccomp, pledge, or process isolation to contain successful exploits
Recent CVEs (15327)
In the Linux kernel, the following vulnerability has been resolved: exfat: fix the new buffer was not zeroed before writing Before writing, if a buffer_head marked as new, its data must be zeroed,. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity.
Vim is an open source, command line text editor. Rated medium severity (CVSS 4.2). This Out-of-bounds Write vulnerability could allow attackers to write data beyond allocated buffer boundaries leading to code execution or crashes.
In the Linux kernel, the following vulnerability has been resolved: io_uring/eventfd: ensure io_eventfd_signal() defers another RCU period io_eventfd_do_signal() is invoked from an RCU callback, but. Rated medium severity (CVSS 4.7). This Use After Free vulnerability could allow attackers to access freed memory to execute arbitrary code or crash the application.
In the Linux kernel, the following vulnerability has been resolved: drm/mediatek: Set private->all_drm_private[i]->drm to NULL if mtk_drm_bind returns err The pointer need to be set to NULL,. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. This Use After Free vulnerability could allow attackers to access freed memory to execute arbitrary code or crash the application.
In the Linux kernel, the following vulnerability has been resolved: ipvlan: Fix use-after-free in ipvlan_get_iflink(). Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. This Use After Free vulnerability could allow attackers to access freed memory to execute arbitrary code or crash the application.
In the Linux kernel, the following vulnerability has been resolved: net: hns3: fixed hclge_fetch_pf_reg accesses bar space out of bounds issue The TQP BAR space is divided into two segments. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. This Out-of-bounds Write vulnerability could allow attackers to write data beyond allocated buffer boundaries leading to code execution or crashes.
In the Linux kernel, the following vulnerability has been resolved: block, bfq: fix waker_bfqq UAF after bfq_split_bfqq() Our syzkaller report a following UAF for v6.6: BUG: KASAN:. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. This Use After Free vulnerability could allow attackers to access freed memory to execute arbitrary code or crash the application.
In BnDmAgent::onTransact of dm_agent.cpp, there is a possible out of bounds write due to a missing bounds check. Rated medium severity (CVSS 6.7), this vulnerability is low attack complexity. No vendor patch available.
In ip6_append_data of ip6_output.c, there is a possible way to achieve code execution due to a heap buffer overflow. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. No vendor patch available.
Tenda AC8v4 V16.03.34.06 has a stack overflow vulnerability. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.
Tenda AC8v4 V16.03.34.06 has a stack overflow vulnerability. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
Tenda AC18 V15.03.05.19 was discovered to contain a stack overflow via the startIP parameter in the formSetPPTPServer function. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
Tenda AC18 V15.03.05.19 was discovered to contain a stack overflow via the firewallEn parameter in the formSetFirewallCfg function. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
Tenda AC18 V15.03.05.19 was discovered to contain a stack overflow via the devName parameter in the formSetDeviceName function. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
Tenda AC18 V15.03.05.19 was discovered to contain a stack overflow via the limitSpeedUp parameter in the formSetClientState function. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Tenda AC18 V15.03.05.19 was discovered to contain a stack overflow via the funcpara1 parameter in the formSetCfm function. Rated high severity (CVSS 8.8), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
Tenda AC18 V15.03.05.19 was discovered to contain a stack overflow via the speed_dir parameter in the formSetSpeedWan function. Rated medium severity (CVSS 5.7), this vulnerability is low attack complexity. No vendor patch available.
Tenda AC18 V15.03.05.19 was discovered to contain a stack overflow via the ssid parameter in the form_fast_setting_wifi_set function. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
In the Linux kernel, the following vulnerability has been resolved: ila: serialize calls to nf_register_net_hooks() syzbot found a race in ila_add_mapping() [1] commit 031ae72825ce ("ila: call. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. This Use After Free vulnerability could allow attackers to access freed memory to execute arbitrary code or crash the application.
In the Linux kernel, the following vulnerability has been resolved: btrfs: flush delalloc workers queue before stopping cleaner kthread during unmount During the unmount path, at close_ctree(), we. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. This Use After Free vulnerability could allow attackers to access freed memory to execute arbitrary code or crash the application.
In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix slab-use-after-free due to dangling pointer dqi_priv When mounting ocfs2 and then remounting it as read-only, a. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. This Use After Free vulnerability could allow attackers to access freed memory to execute arbitrary code or crash the application.
In the Linux kernel, the following vulnerability has been resolved: drm: adv7511: Fix use-after-free in adv7533_attach_dsi() The host_node pointer was assigned and freed in adv7533_parse_dt(), and. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. This Use After Free vulnerability could allow attackers to access freed memory to execute arbitrary code or crash the application.
In the Linux kernel, the following vulnerability has been resolved: RDMA/siw: Remove direct link to net_device Do not manage a per device direct link to net_device. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. This Use After Free vulnerability could allow attackers to access freed memory to execute arbitrary code or crash the application.
In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Skip restore TC rules for vport rep without loaded flag During driver unload, unregister_netdev is called after. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. This Use After Free vulnerability could allow attackers to access freed memory to execute arbitrary code or crash the application.
In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Remove the direct link to net_device The similar patch in siw is in the link:. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. This Use After Free vulnerability could allow attackers to access freed memory to execute arbitrary code or crash the application.
Substance3D - Designer versions 14.0 and earlier are affected by an out-of-bounds write vulnerability that could result in arbitrary code execution in the context of the current user. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
Substance3D - Designer versions 14.0 and earlier are affected by an out-of-bounds write vulnerability that could result in arbitrary code execution in the context of the current user. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
Substance3D - Stager versions 3.0.4 and earlier are affected by an out-of-bounds write vulnerability that could result in arbitrary code execution in the context of the current user. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
Substance3D - Stager versions 3.0.4 and earlier are affected by an out-of-bounds write vulnerability that could result in arbitrary code execution in the context of the current user. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
Substance3D - Stager versions 3.0.4 and earlier are affected by an out-of-bounds write vulnerability that could result in arbitrary code execution in the context of the current user. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
Out-of-bounds write in the PCX image codec in QNX SDP versions 8.0, 7.1 and 7.0 could allow an unauthenticated attacker to cause a denial-of-service condition or execute code in the context of the. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Microsoft Brokering File System Elevation of Privilege Vulnerability. Rated high severity (CVSS 7.8). This Use After Free vulnerability could allow attackers to access freed memory to execute arbitrary code or crash the application.
Microsoft Access Remote Code Execution Vulnerability. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. This Use After Free vulnerability could allow attackers to access freed memory to execute arbitrary code or crash the application.
Microsoft Excel Remote Code Execution Vulnerability. Rated high severity (CVSS 8.4), this vulnerability is no authentication required, low attack complexity. This Use After Free vulnerability could allow attackers to access freed memory to execute arbitrary code or crash the application.
Microsoft Office Visio Remote Code Execution Vulnerability. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. This Use After Free vulnerability could allow attackers to access freed memory to execute arbitrary code or crash the application.
Windows Hyper-V NT Kernel Integration VSP contains a use-after-free vulnerability for local privilege escalation, the third of three Hyper-V zero-days exploited in January 2025.
Windows Hyper-V NT Kernel Integration VSP contains a use-after-free vulnerability allowing local privilege escalation, the second of three Hyper-V zero-days in January 2025.
Internet Explorer Remote Code Execution Vulnerability. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. This Access of Resource Using Incompatible Type (Type Confusion) vulnerability could allow attackers to execute arbitrary code by exploiting type confusion in the application.
Microsoft Brokering File System Elevation of Privilege Vulnerability. Rated high severity (CVSS 7.8). This Use After Free vulnerability could allow attackers to access freed memory to execute arbitrary code or crash the application.
Windows Reliable Multicast Transport Driver (RMCAST) Remote Code Execution Vulnerability. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. This Use After Free vulnerability could allow attackers to access freed memory to execute arbitrary code or crash the application.
Microsoft DWM Core Library Elevation of Privilege Vulnerability. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. This Use After Free vulnerability could allow attackers to access freed memory to execute arbitrary code or crash the application.
Windows OLE Remote Code Execution Vulnerability. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Epss exploitation probability 73.9%.
Windows Remote Desktop Services Remote Code Execution Vulnerability. Rated high severity (CVSS 8.1), this vulnerability is remotely exploitable, no authentication required. This Use After Free vulnerability could allow attackers to access freed memory to execute arbitrary code or crash the application.
BranchCache Remote Code Execution Vulnerability. Rated high severity (CVSS 7.5), this vulnerability is no authentication required. This Use After Free vulnerability could allow attackers to access freed memory to execute arbitrary code or crash the application.
SPNEGO Extended Negotiation (NEGOEX) Security Mechanism Remote Code Execution Vulnerability. Rated high severity (CVSS 8.1), this vulnerability is remotely exploitable, no authentication required. This Use After Free vulnerability could allow attackers to access freed memory to execute arbitrary code or crash the application.
Microsoft COM for Windows Elevation of Privilege Vulnerability. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. This Use After Free vulnerability could allow attackers to access freed memory to execute arbitrary code or crash the application.
Windows Remote Desktop Gateway (RD Gateway) Denial of Service Vulnerability. Rated medium severity (CVSS 5.9), this vulnerability is remotely exploitable, no authentication required. This Access of Resource Using Incompatible Type (Type Confusion) vulnerability could allow attackers to execute arbitrary code by exploiting type confusion in the application.
Windows Line Printer Daemon (LPD) Service Remote Code Execution Vulnerability. Rated high severity (CVSS 8.1), this vulnerability is remotely exploitable, no authentication required. This Use After Free vulnerability could allow attackers to access freed memory to execute arbitrary code or crash the application.
An out-of-bounds write in Ivanti EPM before the 2024 January-2025 Security Update and 2022 SU6 January-2025 Security Update allows a remote unauthenticated attacker to cause a denial of service. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
An out-of-bounds write in Ivanti EPM before the 2024 January-2025 Security Update and 2022 SU6 January-2025 Security Update allows a remote unauthenticated attacker to cause a denial of service. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
An out-of-bounds write in Ivanti EPM before the 2024 January-2025 Security Update and 2022 SU6 January-2025 Security Update allows a remote unauthenticated attacker to cause a denial of service. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
An out-of-bounds write in Ivanti EPM before the 2024 January-2025 Security Update and 2022 SU6 January-2025 Security Update allows a remote unauthenticated attacker to cause a denial of service. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
An out-of-bounds write in Ivanti EPM before the 2024 January-2025 Security Update and 2022 SU6 January-2025 Security Update allows a remote unauthenticated attacker to cause a denial of service. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
A out-of-bounds write in Fortinet FortiOS versions 7.6.0, 7.4.0 through 7.4.6, 7.2.0 through 7.2.10, 7.0.0 through 7.0.16, 6.4.0 through 6.4.15 allows attacker to trigger a denial of service via. Rated low severity (CVSS 3.7), this vulnerability is remotely exploitable, no authentication required. No vendor patch available.
A out-of-bounds write in Fortinet FortiManager version 7.4.0 through 7.4.2, FortiAnalyzer version 7.4.0 through 7.4.2 allows attacker to escalation of privilege via specially crafted http requests. Rated high severity (CVSS 7.2), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
An issue was discovered in Samsung Mobile Processor Exynos 9820, 9825, 980, 990, 850, 1080, 2100, and 1280. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
An issue was discovered in Samsung Mobile Processor Exynos 9820, 9825, 980, 990, 850, 1080, 2100, and 1280. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Kernel software installed and running inside a Guest VM may post improper commands to the GPU Firmware to subvert reconstruction activities to trigger a write of data outside the Guest's virtualised. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. No vendor patch available.
Kernel software installed and running inside a Guest VM may exploit memory shared with the GPU Firmware to write data outside the Guest's virtualised GPU memory. Rated medium severity (CVSS 6.7), this vulnerability is low attack complexity. No vendor patch available.
Kernel software installed and running inside a Guest VM may post improper commands to the GPU Firmware to write data outside the Guest's virtualised GPU memory. Rated medium severity (CVSS 4.4), this vulnerability is low attack complexity. No vendor patch available.
Kernel software installed and running inside a Guest VM may exploit memory shared with the GPU Firmware to write data outside the Guest's virtualised GPU memory. Rated medium severity (CVSS 4.1), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
Software installed and run as a non-privileged user may conduct improper GPU system calls resulting in platform instability and reboots. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
Kernel software installed and running inside a Guest VM may post improper commands to the GPU Firmware to read data outside the Guest's virtualised GPU memory. Rated high severity (CVSS 7.1), this vulnerability is low attack complexity. No vendor patch available.
Kernel software installed and running inside a Guest VM may post improper commands to the GPU Firmware to read data outside the Guest's virtualised GPU memory. Rated high severity (CVSS 7.1), this vulnerability is low attack complexity. No vendor patch available.
In the Linux kernel, the following vulnerability has been resolved: block: RCU protect disk->conv_zones_bitmap Ensure that a disk revalidation changing the conventional zones bitmap of a disk does. Rated medium severity (CVSS 5.5), this vulnerability is low attack complexity. This Use After Free vulnerability could allow attackers to access freed memory to execute arbitrary code or crash the application.
In the Linux kernel, the following vulnerability has been resolved: jffs2: Prevent rtime decompress memory corruption The rtime decompression routine does not fully check bounds during the entirety. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. This Out-of-bounds Write vulnerability could allow attackers to write data beyond allocated buffer boundaries leading to code execution or crashes.
In the Linux kernel, the following vulnerability has been resolved: s390/cpum_sf: Handle CPU hotplug remove during sampling CPU hotplug remove handling triggers the following function call sequence:. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. This Use After Free vulnerability could allow attackers to access freed memory to execute arbitrary code or crash the application.
In the Linux kernel, the following vulnerability has been resolved: drm/dp_mst: Ensure mst_primary pointer is valid in drm_dp_mst_handle_up_req() While receiving an MST up request message from one. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. This Use After Free vulnerability could allow attackers to access freed memory to execute arbitrary code or crash the application.
In the Linux kernel, the following vulnerability has been resolved: mm: use aligned address in clear_gigantic_page() In current kernel, hugetlb_no_page() calls folio_zero_user() with the fault. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. This Out-of-bounds Write vulnerability could allow attackers to write data beyond allocated buffer boundaries leading to code execution or crashes.
In the Linux kernel, the following vulnerability has been resolved: mm: use aligned address in copy_user_gigantic_page() In current kernel, hugetlb_wp() calls copy_user_large_folio() with the fault. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. This Out-of-bounds Write vulnerability could allow attackers to write data beyond allocated buffer boundaries leading to code execution or crashes.
In the Linux kernel, the following vulnerability has been resolved: spi: mpc52xx: Add cancel_work_sync before module remove If we remove the module which will call mpc52xx_spi_remove it will free. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. This Use After Free vulnerability could allow attackers to access freed memory to execute arbitrary code or crash the application.
In the Linux kernel, the following vulnerability has been resolved: block: avoid to reuse `hctx` not removed from cpuhp callback list If the 'hctx' isn't removed from cpuhp callback list, we can't. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. This Use After Free vulnerability could allow attackers to access freed memory to execute arbitrary code or crash the application.
Access of Resource Using Incompatible Type ('Type Confusion') vulnerability in Drupal Security Kit allows HTTP DoS.0.0 before 2.0.3. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Strawberry GraphQL is a library for creating GraphQL APIs. Rated low severity (CVSS 3.7), this vulnerability is remotely exploitable, no authentication required. No vendor patch available.
Type Confusion in V8 in Google Chrome prior to 131.0.6778.264 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Epss exploitation probability 12.1% and no vendor patch available.
In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Adding array index check to prevent memory corruption [Why & How] Array indices out of bound caused memory. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. This Out-of-bounds Write vulnerability could allow attackers to write data beyond allocated buffer boundaries leading to code execution or crashes.
In the Linux kernel, the following vulnerability has been resolved: kunit: string-stream: Fix a UAF bug in kunit_init_suite() In kunit_debugfs_create_suite(), if alloc_string_stream() fails in the. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. This Use After Free vulnerability could allow attackers to access freed memory to execute arbitrary code or crash the application.
In DevmemIntMapPages of devicemem_server.c, there is a possible physical page uaf due to a logic error in the code. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. Public exploit code available and no vendor patch available.
UAF vulnerability in the device node access module Impact: Successful exploitation of this vulnerability may cause service exceptions of the device. Rated medium severity (CVSS 4.4). No vendor patch available.
A vulnerability exits in driver snxppamd.sys in SUNIX Parallel Driver x64 - 10.1.0.0, which allows low-privileged users to read and write arbitary i/o port via specially crafted IOCTL requests . Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. No vendor patch available.
A vulnerability exits in driver snxpsamd.sys in SUNIX Serial Driver x64 - 10.1.0.0, which allows low-privileged users to read and write arbitary i/o port via specially crafted IOCTL requests . Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. No vendor patch available.
Memory safety bugs present in Firefox 133 and Thunderbird 133. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Epss exploitation probability 15.1% and no vendor patch available.
Memory safety bugs present in Firefox 133, Thunderbird 133, Firefox ESR 128.5, and Thunderbird 128.5. Rated medium severity (CVSS 5.1), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
Memory safety bugs present in Firefox 133, Thunderbird 133, Firefox ESR 115.18, Firefox ESR 128.5, Thunderbird 115.18, and Thunderbird 128.5. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Parsing a JavaScript module as JSON could, under some circumstances, cause cross-compartment access, which may result in a use-after-free. Rated medium severity (CVSS 4.0), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
Assuming a controlled failed memory allocation, an attacker could have caused a use-after-free, leading to a potentially exploitable crash. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
in OpenHarmony v4.1.2 and prior versions allow a local attacker cause DOS through use after free. Rated medium severity (CVSS 4.4), this vulnerability is low attack complexity. No vendor patch available.
in OpenHarmony v4.1.2 and prior versions allow a local attacker cause the device is unable to boot up through out-of-bounds write. Rated high severity (CVSS 8.8), this vulnerability is low attack complexity. No vendor patch available.
Redis versions prior to 7.4.2, 7.2.7, and 6.2.17 contain a use-after-free vulnerability in the Lua scripting engine that allows authenticated users to achieve remote code execution. By manipulating the garbage collector through crafted Lua scripts, attackers can corrupt memory and execute arbitrary code on the Redis server.
In the Linux kernel, the following vulnerability has been resolved: powerpc/pseries/vas: Add close() callback in vas_vm_ops struct The mapping VMA address is saved in VAS window struct when the paste. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. This Use After Free vulnerability could allow attackers to access freed memory to execute arbitrary code or crash the application.