CVE-2026-20339

A vulnerability in the PESpin 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 PESpi...

CVE-2026-20339 ClamAV PESpin File Format Processing Integer Overflow Vulnerability

A vulnerability in the PESpin 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 PESpi...

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...

ClamAV InstallShield File Format Processing Resource Exhaustion Vulnerability

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[SECURITY] Fedora 43 Update: clamav-1.4.5-1.fc43

Clam AntiVirus is an anti-virus toolkit for UNIX. The main purpose of this software is the integration with mail servers attachment scanning. The package provides a flexible and scalable multi-threaded daemon, a command line scanner, and a tool for automatic updating via Internet. The programs ar...

The vulnerability of the 7z-file processing mechanism of the ClamAV antivirus program allows a hacker to trigger a service failure.

The vulnerability of the 7z-file processing mechanism of the ClamAV antivirus program lies in the copying of buffers without checking the size of the input data. Exploiting this vulnerability allows a malicious actor to cause service failure by sending a specially crafted file...

The vulnerability of the PESpin-file processing mechanism in the ClamAV antivirus program allows a hacker to induce a service failure.

The vulnerability of the PESpin-file processing mechanism in the ClamAV antivirus program lies in the copying of buffers without checking the size of the input data. Exploiting this vulnerability allows a malicious actor to cause service failure by sending a specially crafted file...

CVE-2026-20216

A vulnerability in the InstallShield file format parser of ClamAV could allow an unauthenticated, remote attacker to cause a DoS condition on an affected device. This vulnerability is due to improper handling of temporary resources during file scanning. An attacker could exploit this vulnerabilit...

Clam AntiVirus Toolkit 1.5.3

Clam AntiVirus is an anti-virus toolkit for Unix. The main purpose of this software is the integration with mail servers attachment scanning. The package provides a flexible and scalable multi-threaded daemon, a command-line scanner, and a tool for automatic updating via Internet. The programs ar...

EUVD-2026-41086

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-2026-20217 ClamAV PESpin File Format Processing Out-of-Bounds Memory Corruption Vulnerability

A vulnerability in the PESpin 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...

CVE-2026-20217

A vulnerability in the PESpin 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...

EUVD-2026-41081

A vulnerability in the InstallShield file format parser of ClamAV could allow an unauthenticated, remote attacker to cause a DoS condition on an affected device. This vulnerability is due to improper handling of temporary resources during file scanning. An attacker could exploit this vulnerabilit...

CVE-2026-20216

A vulnerability in the InstallShield file format parser of ClamAV could allow an unauthenticated, remote attacker to cause a DoS condition on an affected device. This vulnerability is due to improper handling of temporary resources during file scanning. An attacker could exploit this vulnerabilit...

PT-2026-54709

Name of the Vulnerable Software and Affected Versions ClamAV affected versions not specified Description An issue exists in the DMG file format parser where improper boundary checks for content during scanning can lead to memory corruption. On 32-bit platforms, this specifically manifests as an...

PT-2026-54707

Name of the Vulnerable Software and Affected Versions ClamAV affected versions not specified Description A flaw exists in the PESpin file format parser due to improper boundary checks for content during scanning. This issue can lead to an out-of-bounds buffer write, causing memory corruption on t...

PT-2026-54706

Name of the Vulnerable Software and Affected Versions ClamAV affected versions not specified Description An issue exists in the InstallShield file format parser where improper handling of temporary resources during file scanning can lead to a Denial of Service DoS condition. A remote,...

The vulnerability of ClamBC, a byte-code interpreter in the ClamAV antivirus software, allows a perpetrator to execute arbitrary code or cause a service failure.

The vulnerability of the byte-code interpreter in the ClamAV antivirus software package ClamBC is related to improper code generation. Exploiting this vulnerability allows a remote attacker to execute arbitrary code or cause system failures...

PT-2026-22974

Name of the Vulnerable Software and Affected Versions ClamAV versions prior to 1.5.2 ClamAV versions prior to 1.4.4 Description A flaw exists in the HTML Cascading Style Sheets CSS module of ClamAV that could allow a remote, unauthenticated attacker to cause a denial of service DoS condition. Thi...

PT-2026-21364

BigBlueButton is an open-source virtual classroom. In versions 3.0.21 and below, the official documentation for "Server Customization" on Support for ClamAV as presentation file scanner contains instructions that leave a BBB server vulnerable for Denial of Service. The flawed command exposes both...