CVE-2026-20347 ClamAV Mach-O File Format Processing Memory Corruption Vulnerability

A vulnerability in the Mach-O file format parser of ClamAV could allow an unauthenticated, remote attacker to cause a DoS condition or possibly other expanded impacts as a result of memory corruption on an affected device. This vulnerability is due to improper boundary checks for content in Mach-...

CVE-2026-20347

A vulnerability in the Mach-O file format parser of ClamAV could allow an unauthenticated, remote attacker to cause a DoS condition or possibly other expanded impacts as a result of memory corruption on an affected device. This vulnerability is due to improper boundary checks for content in Mach-...

EUVD-2026-54532

A vulnerability in the Mach-O file format parser of ClamAV could allow an unauthenticated, remote attacker to cause a DoS condition or possibly other expanded impacts as a result of memory corruption on an affected device. This vulnerability is due to improper boundary checks for content in Mach-...

CVE-2026-20347

The CVE concerns ClamAV’s Mach-O file format parser. The vulnerability arises from improper boundary checks during Mach-O content scanning, causing memory corruption that can lead to an out-of-bounds buffer read. An unauthenticated, remote attacker could submit a crafted Mach-O file to a affected...

CVE-2026-20346 ClamAV PDF File Format Processing Memory Corruption Vulnerability

A vulnerability in the PDF file format parser of ClamAV could allow an unauthenticated, remote attacker to cause a DoS condition or possibly other expanded impacts as a result of memory corruption on an affected device. This vulnerability is due to improper boundary checks for content in PDF file...

CVE-2026-20346 ClamAV PDF File Format Processing Memory Corruption Vulnerability

A vulnerability in the PDF file format parser of ClamAV could allow an unauthenticated, remote attacker to cause a DoS condition or possibly other expanded impacts as a result of memory corruption on an affected device. This vulnerability is due to improper boundary checks for content in PDF file...

CVE-2026-20346

Summary: CVE-2026-20346 affects the PDF file format parser in ClamAV. The vulnerability arises from improper boundary checks during PDF content processing, leading to an out-of-bounds buffer read and memory corruption. Impact as described: An unauthenticated, remote attacker can submit a crafted ...

EUVD-2026-54530

A vulnerability in the PDF file format parser of ClamAV could allow an unauthenticated, remote attacker to cause a DoS condition or possibly other expanded impacts as a result of memory corruption on an affected device. This vulnerability is due to improper boundary checks for content in PDF file...

CVE-2026-20346

A vulnerability in the PDF file format parser of ClamAV could allow an unauthenticated, remote attacker to cause a DoS condition or possibly other expanded impacts as a result of memory corruption on an affected device. This vulnerability is due to improper boundary checks for content in PDF file...

EUVD-2026-54529

A vulnerability in the zip archive parser of ClamAV could allow an unauthenticated, remote attacker to cause a DoS condition on an affected device. This vulnerability is due to improper memory handling when processing content in zip files during scanning. An attacker could exploit this...

CVE-2026-20338 ClamAV ZIP File Format Processing Memory Corruption Vulnerability

A vulnerability in the zip archive parser of ClamAV could allow an unauthenticated, remote attacker to cause a DoS condition on an affected device. This vulnerability is due to improper memory handling when processing content in zip files during scanning. An attacker could exploit this...

CVE-2026-20338

CVE-2026-20338 affects ClamAV’s zip archive parser. The issue is due to improper memory handling when processing zip content, allowing an unauthenticated, remote attacker to trigger a memory double-free and cause the ClamAV scanning process to terminate, resulting in a DoS. Attacks can be perform...

CVE-2026-20338

A vulnerability in the zip archive parser of ClamAV could allow an unauthenticated, remote attacker to cause a DoS condition on an affected device. This vulnerability is due to improper memory handling when processing content in zip files during scanning. An attacker could exploit this...

CVE-2026-20337 ClamAV ZIP File Format Processing Memory Corruption Vulnerability

A vulnerability in the zip archive parser of ClamAV could allow an unauthenticated, remote attacker to cause a DoS condition on an affected device. This vulnerability is due to improper boundary checks for content in zip files during scanning, which may result in an out-of-bounds write condition...

CVE-2026-20337

CVE-2026-20337 concerns ClamAV’s zip archive parser. The issue arises from improper boundary checks for content in zip files during scanning, which can trigger an out-of-bounds write. An unauthenticated, remote attacker could submit a crafted zip file for scanning, potentially causing the ClamAV ...

Security update for ffmpeg-4

This update for ffmpeg-4 fixes the following issues: Update to release 4.4.8. CVE-2026-8461: out-of-bounds write in the MagicYUV decoder can lead to denial of service or remote code execution bsc1269490. CVE-2026-12706: heap use-after-free read in the RASC video decoder can lead to denial of...

JLSEC-2026-1171 FFmpeg's RASC video decoder (decode_dlta in libavcodec/rasc.c) performs 32-bit reads and writes...

FFmpeg's RASC video decoder decodedlta in libavcodec/rasc.c performs 32-bit reads and writes at the row cursor before the NEXTLINE row-boundary check and validates the DLTA region in pixel rather than byte units, so a DLTA run on a PAL8 frame can access several bytes past the row allocation. A...

JLSEC-2026-1189 FFmpeg versions from 3.0 up to, but not including, 9.0 contain an uninitialized heap memory read...

FFmpeg versions from 3.0 up to, but not including, 9.0 contain an uninitialized heap memory read vulnerability in the native RSCC decoder libavcodec/rscc.c that allows attackers to disclose heap memory contents by supplying a crafted video file with a compressed tile that decompresses fewer bytes...

JLSEC-2026-1184 FFmpeg through 8.1.2, fixed in commit 8670835, contains an information disclosure vulnerability...

FFmpeg through 8.1.2, fixed in commit 8670835, contains an information disclosure vulnerability in the LCL/ZLIB video decoder that allows attackers to expose uninitialized heap memory by supplying a valid zlib stream that inflates to fewer bytes than the expected frame size. The zlibdecomp functi...

JLSEC-2026-1174 FFmpeg versions 4.4 through 8.1.2 contain a double-free vulnerability in the NVIDIA NVDEC...

FFmpeg versions 4.4 through 8.1.2 contain a double-free vulnerability in the NVIDIA NVDEC hardware decoder within libavcodec/nvdec.c that allows attackers to trigger memory corruption by supplying a crafted video file. When no decoder surfaces remain, the ffnvdecstartframesepref error path frees...