openSUSE 16: clamav / clamav-devel / clamav-milter / libclamav12 / etc (openSUSE-SU-2026:21831-1)

The remote openSUSE 16 host has packages installed that are affected by multiple vulnerabilities as referenced in the openSUSE-SU-2026:21831-1 advisory. - CVE-2026-20337: Improper boundary checks for content in zip archive parser bsc1274597. - CVE-2026-20338: invalid free due to bad ownership...

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-2026-20338

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

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

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-2026-20338: 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...

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...

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...