OPENSUSE-SU-2026:21831-1 Security update for clamav

This update for clamav fixes the following issues: - CVE-2026-20337: Improper boundary checks for content in zip archive parser bsc1274597. - CVE-2026-20338: invalid free due to bad ownership handling when merging ZIP catalogue records bsc1274598. - CVE-2026-20339: integer overflow in the PESpin...

SUSE-SU-2026:23727-1 Security update for clamav

This update for clamav fixes the following issues: - CVE-2026-20337: Improper boundary checks for content in zip archive parser bsc1274597. - CVE-2026-20338: invalid free due to bad ownership handling when merging ZIP catalogue records bsc1274598. - CVE-2026-20339: integer overflow in the PESpin...

clamav: Fix of 6 CVEs

CVE-2026-20213: fix Aspack-triggered PE rebuild integer overflow leading to heap buffer overflow write - CVE-2026-20214: fix FSG unpacker section loop underflow leading to out-of-bounds write - CVE-2026-20215: fix 7z substream count overflow leading to heap under-allocation and out-of-bounds...

Linux Distros Unpatched Vulnerability : CVE-2026-20338

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - 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...

SUSE CVE-2026-20337

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...

DEBIAN-CVE-2026-20348

A vulnerability in the XAR 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 XAR file...

CVE-2026-20337

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-2026-20338

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-2026-20338 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-2026-20337

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...

PT-2026-69070

Name of the Vulnerable Software and Affected Versions ClamAV affected versions not specified Description An issue in the zip archive parser allows an unauthenticated remote attacker to cause a Denial of Service DoS condition. This occurs due to improper boundary checks for content within zip file...

CVE-2026-20337: Buffer Copy without Checking Size of Input

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-2026-20338: Double Free

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...

DEBIAN-CVE-2026-20243

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

CVE-2026-48111 GHSL-2026-121 7-Zip UEFI DEPEX OOB Read

7-Zip is a file archiver with a high compression ratio. Versions 9.21 through 26.00 contain an off-by-one out-of-bounds read vulnerability in the ParseDepedencyExpression function of the UEFI firmware image parserCPP/7zip/Archive/UefiHandler.cpp. The function validates an attacker-controlled opco...

CVE-2026-42355

NanaZip is an open source file archive. From 5.0.1252.0 to before 6.0.1698.0, an uncontrolled recursion vulnerability exists in the Electron Archive ASAR parser in NanaZip. When opening a crafted .asar file with deeply nested JSON in the header, both nlohmann::json::parse and the handler's...

CVE-2026-42355

NanaZip is an open source file archive. From 5.0.1252.0 to before 6.0.1698.0, an uncontrolled recursion vulnerability exists in the Electron Archive ASAR parser in NanaZip. When opening a crafted .asar file with deeply nested JSON in the header, both nlohmann::json::parse and the handler's...

CVE-2026-42355 NanaZip: Uncontrolled recursion in NanaZip Electron ASAR parser causes stack exhaustion

NanaZip is an open source file archive. From 5.0.1252.0 to before 6.0.1698.0, an uncontrolled recursion vulnerability exists in the Electron Archive ASAR parser in NanaZip. When opening a crafted .asar file with deeply nested JSON in the header, both nlohmann::json::parse and the handler's...

CVE-2026-42355 NanaZip: Uncontrolled recursion in NanaZip Electron ASAR parser causes stack exhaustion

NanaZip is an open source file archive. From 5.0.1252.0 to before 6.0.1698.0, an uncontrolled recursion vulnerability exists in the Electron Archive ASAR parser in NanaZip. When opening a crafted .asar file with deeply nested JSON in the header, both nlohmann::json::parse and the handler's...

NanaZip 安全漏洞

NanaZip is a compression software open source by the M2-Team. Versions of NanaZip from 5.0.1252.0 to 6.0.1698.0 contained security vulnerabilities. These vulnerabilities stemmed from the recursive, depth-unlimited behavior of the nlohmann::json::parse and GetAllPaths functions in the Electron...