CVE-2026-20243 ClamAV ALZ Archive Processing Denial of Service Vulnerability

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-2026-20243

CVE-2026-20243 describes a DoS-style vulnerability in ClamAV caused by memory corruption during ALZ archive parsing. The issue stems from improper boundary checks for content in ALZ files, leading to an out-of-bounds buffer write when a crafted ALZ file is scanned by vulnerable ClamAV instances. ...

EUVD-2005-4779

Malware in sbrugna...

EUVD-2006-0953

Malware in sbrugna...

Security update for clamav

This update for clamav fixes the following issues: New version 1.4.2: CVE-2025-20128, bsc1236307: Fixed a possible buffer overflow read bug in the OLE2 file parser that could cause a denial-of-service DoS condition. Start clamonacc with --fdpass to avoid errors due to clamd not being able to acce...

Unalz 0.x Archive Filename Buffer Overflow Vulnerability

No description provided by source. source: http://www.securityfocus.com/bid/15577/info The 'unalz' utility is prone to a buffer-overflow vulnerability. This issue is exposed when the application extracts an ALZ archive that contains a file with a long name. An attacker could exploit this...

CVE-2005-4786

The CVE-2005-4786 issue is a buffer overflow in the ALZ archive decompression in vrAZMain.dll (version 5.8.22.137) used by HAURI antivirus products (ViRobot Expert 4.0, ViRobot Advanced Server, HAURI LiveCall). It can allow user‑assisted attackers to execute arbitrary code by processing an ALZ ar...

CVE-2005-4786

Buffer overflow in the archive decompression library vrAZMain.dll 5.8.22.137, as used in HAURI anti-virus products including 1 ViRobot Expert 4.0, 2 ViRobot Advanced Server, and 3 HAURI LiveCall, allows user-assisted attackers to execute arbitrary code via an ALZ archive containing a file with a...

CVE-2006-0950

unalz 0.53 allows user-assisted attackers to overwrite arbitrary files via an ALZ archive with ".." dot dot sequences in a filename...

CVE-2006-0950

unalz 0.53 allows user-assisted attackers to overwrite arbitrary files via an ALZ archive with ".." dot dot sequences in a filename...

CVE-2006-0950

unalz 0.53 allows user-assisted attackers to overwrite arbitrary files via an ALZ archive with ".." dot dot sequences in a filename...

Design/Logic Flaw

unalz 0.53 allows user-assisted attackers to overwrite arbitrary files via an ALZ archive with ".." dot dot sequences in a filename...

CVE-2006-0950

unalz 0.53 allows user-assisted attackers to overwrite arbitrary files via an ALZ archive with ".." dot dot sequences in a filename...

CVE-2006-0950

CVE-2006-0950 affects unalz 0.53. The vulnerability is a directory traversal in ALZ extraction, where filename paths containing .. can cause files to be written outside the intended directory. This is due to an input validation error during extraction. Affected component: unalz (ALZ archive handl...

CVE-2006-0950

unalz 0.53 allows user-assisted attackers to overwrite arbitrary files via an ALZ archive with ".." dot dot sequences in a filename...

DSA-959-1 unalz - buffer overflow

Bulletin has no description...

CVE-2005-4786

Buffer overflow in the archive decompression library vrAZMain.dll 5.8.22.137, as used in HAURI anti-virus products including 1 ViRobot Expert 4.0, 2 ViRobot Advanced Server, and 3 HAURI LiveCall, allows user-assisted attackers to execute arbitrary code via an ALZ archive containing a file with a...

Unalz 0.x - Archive Filename Buffer Overflow

Unalz 0.x - Archive Filename Buffer Overflow source: https://www.securityfocus.com/bid/15577/info The 'unalz' utility is prone to a buffer-overflow vulnerability. This issue is exposed when the application extracts an ALZ archive that contains a file with a long name. An attacker could exploit th...

Unalz 0.x - Archive Filename Buffer Overflow

source: https://www.securityfocus.com/bid/15577/info The 'unalz' utility is prone to a buffer-overflow vulnerability. This issue is exposed when the application extracts an ALZ archive that contains a file with a long name. An attacker could exploit this vulnerability to execute arbitrary code in...

HAURI ViRobot antivirus buffer overflow

ALZ Archive Handling Buffer Overflow...