Buffer Overflow
A buffer overflow occurs when a program writes more data to a memory buffer than it was allocated to hold, causing the excess data to spill into adjacent memory regions.
How It Works
A buffer overflow occurs when a program writes more data to a memory buffer than it was allocated to hold, causing the excess data to spill into adjacent memory regions. This overwrites whatever data or code exists there, corrupting program state and potentially giving attackers control over execution flow.
Stack-based overflows are the most common variant. When a function allocates a fixed-size buffer on the stack and then copies user-controlled input without proper bounds checking, attackers can overflow past the buffer to overwrite the function's return address. When the function completes, instead of returning to legitimate code, execution jumps to attacker-specified memory containing malicious shellcode. Heap-based overflows work differently—they corrupt heap metadata like chunk size fields or free list pointers, leading to arbitrary memory writes when the allocator processes the corrupted structures.
Modern exploitation bypasses defensive mechanisms through techniques like Return-Oriented Programming (ROP), which chains together existing code snippets to avoid non-executable memory protections. Attackers may also use heap spraying to reliably position shellcode at predictable addresses, defeating address randomization.
Impact
- Remote code execution — attacker gains ability to run arbitrary commands with the privileges of the vulnerable process
- Privilege escalation — exploiting kernel or setuid program overflows to gain root/SYSTEM access
- Denial of service — crashes and memory corruption that render systems unusable
- Information disclosure — reading sensitive data from adjacent memory regions that should be inaccessible
- Authentication bypass — overwriting security-critical variables like permission flags or user IDs
Real-World Examples
Fortinet FortiOS suffered a critical buffer overflow (CVE-2025-32756) that allowed unauthenticated remote attackers to execute code as root on firewalls and VPN gateways. Attackers actively exploited this to compromise enterprise network perimeters before patches were available.
The Slammer worm from 2003 exploited a stack overflow in Microsoft SQL Server, spreading to 75,000 hosts in ten minutes by sending a single malformed UDP packet that overwrote the return address with shellcode. No authentication was required.
OpenSSH historically contained a heap overflow in challenge-response authentication that allowed pre-authentication remote root compromise on Unix systems, demonstrating how memory corruption in privileged network services creates maximum impact scenarios.
Mitigation
- Memory-safe languages — Rust, Go, and modern managed languages prevent buffer overflows by design through automatic bounds checking
- Stack canaries — random values placed before return addresses that detect corruption before control transfer
- Address Space Layout Randomization (ASLR) — randomizes memory locations making exploitation less reliable
- Data Execution Prevention (DEP/NX) — marks memory regions as non-executable, preventing direct shellcode execution
- Bounds checking — validate input sizes before copying, use safe functions like
strncpyinstead ofstrcpy - Fuzzing and static analysis — automated testing to discover overflows before deployment
Recent CVEs (36664)
A flaw was found in X.Org Server before xorg-x11-server 1.20.9. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity.
A flaw was found in the Linux kernel’s implementation of the invert video code on VGA consoles when a local attacker attempts to resize the console, calling an ioctl VT_RESIZE, which causes an. Rated medium severity (CVSS 6.6), this vulnerability is low attack complexity. Public exploit code available.
A flaw was found in X.Org Server before xorg-x11-server 1.20.9. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. No vendor patch available.
A buffer overflow exists in the Brotli library versions prior to 1.0.8 where an attacker controlling the input length of a "one-shot" decompression request to a script can trigger a crash, which. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
GdiDrawHoriLineIAlt in Kingsoft WPS Office before 11.2.0.9403 allows remote heap corruption via a crafted PLTE chunk in PNG data within a Word document. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
An issue was discovered on Samsung mobile devices with O(8.x), P(9.0), and Q(10.0) (Exynos chipsets) software. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
An issue was discovered on Samsung mobile devices with O(8.x), P(9.0), and Q(10.0) software. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
<p>A remote code execution vulnerability exists in the way that the ChakraCore scripting engine handles objects in memory. Rated medium severity (CVSS 4.2), this vulnerability is remotely exploitable, no authentication required. This Out-of-bounds Write vulnerability could allow attackers to write data beyond allocated buffer boundaries leading to code execution or crashes.
<p>A remote code execution vulnerability exists in the way that the ChakraCore scripting engine handles objects in memory. Rated medium severity (CVSS 4.2), this vulnerability is remotely exploitable, no authentication required. This Out-of-bounds Write vulnerability could allow attackers to write data beyond allocated buffer boundaries leading to code execution or crashes.
<p>A remote code execution vulnerability exists in the way that the ChakraCore scripting engine handles objects in memory. Rated medium severity (CVSS 4.2), this vulnerability is remotely exploitable, no authentication required. This Out-of-bounds Write vulnerability could allow attackers to write data beyond allocated buffer boundaries leading to code execution or crashes.
<p>A remote code execution vulnerability exists in the way that the IEToEdge Browser Helper Object (BHO) plugin on Internet Explorer handles objects in memory. Rated medium severity (CVSS 4.2), this vulnerability is remotely exploitable, no authentication required. This Out-of-bounds Write vulnerability could allow attackers to write data beyond allocated buffer boundaries leading to code execution or crashes.
<p>An information disclosure vulnerability exists when Microsoft Office software reads out of bound memory due to an uninitialized variable, which could disclose the contents of memory. Rated medium severity (CVSS 5.5), this vulnerability is no authentication required, low attack complexity. This Out-of-bounds Read vulnerability could allow attackers to read data from memory outside the intended buffer boundaries.
<p>A remote code execution vulnerability exists when the Windows Camera Codec Pack improperly handles objects in memory. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, 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.
<p>A remote code execution vulnerability exists in the way that Microsoft browsers access objects in memory. Rated medium severity (CVSS 4.2), this vulnerability is remotely exploitable, no authentication required. This Out-of-bounds Write vulnerability could allow attackers to write data beyond allocated buffer boundaries leading to code execution or crashes.
Memory overflow in Xiaomi AI speaker Rom version <1.59.6 can happen when the speaker verifying a malicious firmware during OTA process. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
A memory corruption vulnerability exists in InDesign 15.1.1 (and earlier versions). Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
A memory corruption vulnerability exists in InDesign 15.1.1 (and earlier versions). Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
A memory corruption vulnerability exists in InDesign 15.1.1 (and earlier versions). Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
A memory corruption vulnerability exists in InDesign 15.1.1 (and earlier versions). Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
A memory corruption vulnerability exists in InDesign 15.1.1 (and earlier versions). Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
Adobe FrameMaker version 2019.0.6 (and earlier versions) has an out-of-bounds read vulnerability that could be exploited to read past the end of an allocated buffer, possibly resulting in a crash or. Rated medium severity (CVSS 6.1), this vulnerability is no authentication required, low attack complexity.
Adobe FrameMaker version 2019.0.6 (and earlier versions) lacks proper validation of the length of user-supplied data prior to copying it to a fixed-length stack-based buffer. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity.
In ACCEL-PPP (an implementation of PPTP/PPPoE/L2TP/SSTP), there is a buffer overflow when receiving an l2tp control packet ith an AVP which type is a string and no hidden flags, length set to less. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity.
An out-of-bounds read/write vulnerability when executing lazily compiled inner generator functions in Facebook Hermes prior to commit 091835377369c8fd5917d9b87acffa721ad2a168 allows attackers to. Rated high severity (CVSS 8.1), this vulnerability is remotely exploitable, no authentication required. This Out-of-bounds Write vulnerability could allow attackers to write data beyond allocated buffer boundaries leading to code execution or crashes.
A buffer overflow vulnerability in the PAN-OS management web interface allows authenticated administrators to disrupt system processes and potentially execute arbitrary code with root privileges. Rated high severity (CVSS 7.2), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
A buffer overflow vulnerability in PAN-OS allows an unauthenticated attacker to disrupt system processes and potentially execute arbitrary code with root privileges by sending a malicious request to. 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 through 5.8.7, local attackers able to inject conntrack netlink configuration could overflow a local buffer, causing crashes or triggering use of incorrect protocol numbers in. Rated medium severity (CVSS 6.0), this vulnerability is low attack complexity. Public exploit code available and no vendor patch available.
The decode program in silk-v3-decoder Version:20160922 Build By kn007 does not strictly check data, resulting in a buffer overflow. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available.
SAP 3D Visual Enterprise Viewer, version - 9, allows a user to open manipulated RLE files received from untrusted sources which results in crashing of the application and becoming temporarily. Rated medium severity (CVSS 4.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
SAP 3D Visual Enterprise Viewer, version - 9, allows a user to open manipulated DIB file received from untrusted sources which results in crashing of the application and becoming temporarily. Rated medium severity (CVSS 4.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
SAP 3D Visual Enterprise Viewer, version - 9, allows a user to open manipulated PLT file received from untrusted sources which results in crashing of the application and becoming temporarily. Rated medium severity (CVSS 4.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
SAP 3D Visual Enterprise Viewer, version - 9, allows a user to open manipulated FBX file received from untrusted sources which results in crashing of the application and becoming temporarily. Rated medium severity (CVSS 4.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
SAP 3D Visual Enterprise Viewer, version - 9, allows a user to open manipulated U3D file received from untrusted sources which results in crashing of the application and becoming temporarily. Rated medium severity (CVSS 4.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
SAP 3D Visual Enterprise Viewer, version - 9, allows a user to open manipulated BMP file received from untrusted sources which results in crashing of the application and becoming temporarily. Rated medium severity (CVSS 4.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
SAP 3D Visual Enterprise Viewer, version - 9, allows a user to open manipulated TGA file received from untrusted sources which results in crashing of the application and becoming temporarily. Rated medium severity (CVSS 4.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
SAP 3D Visual Enterprise Viewer, version - 9, allows a user to open manipulated FBX file received from untrusted sources which results in crashing of the application and becoming temporarily. Rated medium severity (CVSS 4.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
SAP 3D Visual Enterprise Viewer, version - 9, allows a user to open manipulated FBX file received from untrusted sources which results in crashing of the application and becoming temporarily. Rated medium severity (CVSS 4.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
SAP 3D Visual Enterprise Viewer, version - 9, allows a user to open manipulated BMP file received from untrusted sources which results in crashing of the application and becoming temporarily. Rated medium severity (CVSS 4.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
SAP 3D Visual Enterprise Viewer, version - 9, allows a user to open manipulated GIF file received from untrusted sources which results in crashing of the application and becoming temporarily. Rated medium severity (CVSS 4.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
SAP 3D Visual Enterprise Viewer, version - 9, allows a user to open manipulated HDR file received from untrusted sources which results in crashing of the application and becoming temporarily. Rated medium severity (CVSS 4.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
SAP 3D Visual Enterprise Viewer, version - 9, allows a user to open manipulated BMP file received from untrusted sources which results in crashing of the application and becoming temporarily. Rated medium severity (CVSS 4.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
SAP 3D Visual Enterprise Viewer, version - 9, allows a user to open manipulated TGA file received from untrusted sources which results in crashing of the application and becoming temporarily. Rated medium severity (CVSS 4.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
SAP 3D Visual Enterprise Viewer, version - 9, allows a user to open manipulated EPS file received from untrusted sources which results in crashing of the application and becoming temporarily. Rated medium severity (CVSS 4.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
SAP 3D Visual Enterprise Viewer, version - 9, allows a user to open manipulated U3D file received from untrusted sources which results in crashing of the application and becoming temporarily. Rated medium severity (CVSS 4.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
SAP 3D Visual Enterprise Viewer, version - 9, allows a user to open manipulated EPS file received from untrusted sources which results in crashing of the application and becoming temporarily. Rated medium severity (CVSS 4.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
SAP 3D Visual Enterprise Viewer, version - 9, allows a user to open manipulated PCX file received from untrusted sources which results in crashing of the application and becoming temporarily. Rated medium severity (CVSS 4.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
SAP 3D Visual Enterprise Viewer, version - 9, allows a user to open manipulated BMP file received from untrusted sources which results in crashing of the application and becoming temporarily. Rated medium severity (CVSS 4.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
SAP 3D Visual Enterprise Viewer, version - 9, allows a user to open manipulated HDR file received from untrusted sources which results in crashing of the application and becoming temporarily. Rated medium severity (CVSS 4.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
SAP 3D Visual Enterprise Viewer, version - 9, allows a user to open manipulated PCX file received from untrusted sources which results in crashing of the application and becoming temporarily. Rated medium severity (CVSS 4.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
SAP 3D Visual Enterprise Viewer, version - 9, allows a user to open manipulated HPGL file received from untrusted sources which results in crashing of the application and becoming temporarily. Rated medium severity (CVSS 4.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
SAP 3D Visual Enterprise Viewer, version - 9, allows a user to open manipulated HPGL file received from untrusted sources which results in crashing of the application and becoming temporarily. Rated medium severity (CVSS 4.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
SAP 3D Visual Enterprise Viewer, version - 9, allows a user to open manipulated 3DM file received from untrusted sources which results in crashing of the application and becoming temporarily. Rated medium severity (CVSS 4.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
SAP 3D Visual Enterprise Viewer, version - 9, allows a user to open manipulated CGM file received from untrusted sources which results in crashing of the application and becoming temporarily. Rated medium severity (CVSS 4.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
SAP 3D Visual Enterprise Viewer, version - 9, allows a user to open manipulated 3DM file received from untrusted sources which results in crashing of the application and becoming temporarily. Rated medium severity (CVSS 4.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Information can leak into userspace due to improper transfer of data from kernel to userspace in Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon. Rated medium severity (CVSS 5.5), this vulnerability is low attack complexity. This Out-of-bounds Read vulnerability could allow attackers to read data from memory outside the intended buffer boundaries.
Out of bound access can happen in MHI command process due to lack of check of command channel id value received from MHI devices in Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer IOT,. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. This Buffer Copy without Size Check vulnerability could allow attackers to overflow a buffer to corrupt adjacent memory.
u'Multiple Read overflows issue due to improper length check while decoding Generic NAS transport/EMM info' in Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer IOT, Snapdragon Industrial IOT,. Rated critical severity (CVSS 9.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
u'Buffer Overflow issue in WLAN tcp ip verification due to usage of out of range pointer offset' in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
u'Buffer overflow while parsing PMF enabled MCBC frames due to frame length being lesser than what is expected while parsing' in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity,. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
u'Buffer Overflow in mic calculation for WPA due to copying data into buffer without validating the length of buffer' in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
u'Out of bounds memory access during memory copy while processing Host command' in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity,. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. No vendor patch available.
u'Potential buffer overflow when accessing npu debugfs node "off"/"log" with large buffer size' in Snapdragon Compute, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music in. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. No vendor patch available.
u'Buffer overflow seen as the destination buffer size is lesser than the source buffer size in video application' in Snapdragon Compute, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. This Buffer Copy without Size Check vulnerability could allow attackers to overflow a buffer to corrupt adjacent memory.
u'Stack out of bound issue occurs when making query to DSP capabilities due to wrong assumption was made on determining the buffer size for the DSP attributes' in Snapdragon Auto, Snapdragon Compute,. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. No vendor patch available.
u'A potential buffer overflow exists due to integer overflow when parsing handler options due to wrong data type usage in operation' in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity,. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. No vendor patch available.
u'Channel name string which has been read from shared memory is potentially subjected to string manipulations but not validated for NULL termination can results into memory corruption' in Snapdragon. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. No vendor patch available.
u'Lack of check to ensure that the TX read index & RX write index that are read from shared memory are less than the FIFO size results into memory corruption and potential information leakage' in. Rated medium severity (CVSS 5.5), this vulnerability is low attack complexity. No vendor patch available.
u'Non-secure memory is touched multiple times during TrustZone\u2019s execution and can lead to privilege escalation or memory corruption' in Snapdragon Auto, Snapdragon Compute, Snapdragon. Rated high severity (CVSS 7.0). No vendor patch available.
u'Possible out of bound array write in rxdco cal utility due to lack of array bound check' in Snapdragon Compute, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile in MSM8998,. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. No vendor patch available.
u'Possible out of bound write while processing association response received from host due to lack of check of IE length' in Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer Electronics. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. This Buffer Copy without Size Check vulnerability could allow attackers to overflow a buffer to corrupt adjacent memory.
u'Buffer over read occurs while processing information element from beacon due to lack of check of data received from beacon' in Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer Electronics. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. This Out-of-bounds Read vulnerability could allow attackers to read data from memory outside the intended buffer boundaries.
An issue was discovered in Noise-Java through 2020-08-27. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. This Out-of-bounds Read vulnerability could allow attackers to read data from memory outside the intended buffer boundaries.
An issue was discovered in Noise-Java through 2020-08-27. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. This Out-of-bounds Read vulnerability could allow attackers to read data from memory outside the intended buffer boundaries.
An issue was discovered in Noise-Java through 2020-08-27. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. This Out-of-bounds Read vulnerability could allow attackers to read data from memory outside the intended buffer boundaries.
In Foxit Reader and PhantomPDF before 10.0.1, and PhantomPDF before 9.7.3, attackers can execute arbitrary code via a heap-based buffer overflow because dirty image-resource data is mishandled. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
In Foxit Reader and PhantomPDF before 10.0.1, and PhantomPDF before 9.7.3, attackers can obtain sensitive information from an out-of-bounds read because a text-string index continues to be used after. Rated high severity (CVSS 7.1), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
A vulnerability in Cisco FXOS Software could allow an authenticated, local attacker with administrative credentials to cause a buffer overflow condition. Rated medium severity (CVSS 6.7), this vulnerability is low attack complexity. No vendor patch available.
Multiple vulnerabilities in the web-based management interface of Cisco Small Business RV340 Series Routers could allow an authenticated, remote attacker with administrative credentials to execute. Rated medium severity (CVSS 6.8), this vulnerability is low attack complexity. No vendor patch available.
Multiple vulnerabilities in the web-based management interface of Cisco Small Business RV340 Series Routers could allow an authenticated, remote attacker with administrative credentials to execute. Rated medium severity (CVSS 4.7), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
GNOME project libxml2 v2.9.10 has a global buffer over-read vulnerability in xmlEncodeEntitiesInternal at libxml2/entities.c. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available.
There is an invalid memory access in the function fprintf located in Error.cc in Xpdf 4.0.2. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
A stack write overflow in WhatsApp for Android prior to v2.20.35, WhatsApp Business for Android prior to v2.20.20, WhatsApp for iPhone prior to v2.20.30, and WhatsApp Business for iPhone prior to. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
A user controlled parameter used in video call in WhatsApp for Android prior to v2.20.17, WhatsApp Business for Android prior to v2.20.7, WhatsApp for iPhone prior to v2.20.20, and WhatsApp Business. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
A buffer overflow in WhatsApp for Android prior to v2.20.11 and WhatsApp Business for Android prior to v2.20.2 could have allowed an out-of-bounds write via a specially crafted video stream after. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
GnuPG 2.2.21 and 2.2.22 (and Gpg4win 3.1.12) has an array overflow, leading to a crash or possibly unspecified other impact, when a victim imports an attacker's OpenPGP key, and this key has AEAD. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. Public exploit code available.
A memory corruption vulnerability was found in the kernel function kern_getfsstat in MidnightBSD before 1.2.7 and 1.3 through 2020-08-19, and FreeBSD through 11.4, that allows an attacker to trigger. Rated medium severity (CVSS 5.5), this vulnerability is low attack complexity. Public exploit code available.
A code execution vulnerability exists in the DICOM parse_dicom_meta_info functionality of Accusoft ImageGear 19.7. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
A memory corruption vulnerability exists in the TIFF handle_COMPRESSION_PACKBITS functionality of Accusoft ImageGear 19.7. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
A vulnerability in an Trend Micro Apex One, Worry-Free Business Security 10.0 SP1 and Worry-Free Business Security Services dll may allow an attacker to manipulate it to cause an out-of-bounds read. Rated high severity (CVSS 7.1), this vulnerability is low attack complexity. No vendor patch available.
An issue was discovered on Samsung mobile devices with software through 2020-04-02 (Exynos modem chipsets). Rated critical severity (CVSS 9.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.