SB2025020363 - SUSE update for clamav



SB2025020363 - SUSE update for clamav

Published: February 3, 2025

Security Bulletin ID SB2025020363
Severity
Medium
Patch available
YES
Number of vulnerabilities 6
Exploitation vector Remote access
Highest impact Denial of service

Breakdown by Severity

Medium 67% Low 33%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 6 secuirty vulnerabilities.


1) Stack-based buffer overflow (CVE-ID: CVE-2018-14679)

The vulnerability allows a local attacker to cause DoS condition on the target system.

The vulnerability exists due to stack-based buffer overflow the read_chunk function, as defined in the mspack/chmd.c source code file. A local attacker can send a specially crafted request that submits malicious input, trigger memory corruption and cause the service to crash.


2) Infinite loop (CVE-ID: CVE-2023-20197)

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to infinite loop in the HFS+ file parser. A remote attacker can consume all available system resources and cause denial of service conditions.


3) Input validation error (CVE-ID: CVE-2024-20380)

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input in the HTML file parser. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.


4) Out-of-bounds read (CVE-ID: CVE-2024-20505)

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary condition within the PDF file parser. A remote attacker can pass a specially crafted PDF file to the antivirus, trigger an out-of-bounds read error and crash the antivirus engine.


5) UNIX symbolic link following (CVE-ID: CVE-2024-20506)

The vulnerability allows a local user to corrupt system files.

The vulnerability exists due to a symlink following issue within the logging module. A local user with existing access to the 'clamd' or 'freshclam' services can corrupt system files and perform a denial of service (DoS) attack.


6) Heap-based buffer overflow (CVE-ID: CVE-2025-20128)

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary error when decrypting OLE2 file format. A remote attacker can pass a specially crafted file to the application, trigger a heap-based buffer overflow and perform a denial of service (DoS) attack.


Remediation

Install update from vendor's website.