SB2011112103 - Resource management error in ffmpeg (Alpine package)



SB2011112103 - Resource management error in ffmpeg (Alpine package)

Published: November 21, 2011

Security Bulletin ID SB2011112103
Severity
Medium
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Denial of service

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Resource management error (CVE-ID: cve-2011-3973)

The vulnerability allows a remote non-authenticated attacker to perform service disruption.

cavsdec.c in libavcodec in FFmpeg before 0.7.4 and 0.8.x before 0.8.3 allows remote attackers to cause a denial of service (incorrect write operation and application crash) via an invalid bitstream in a Chinese AVS video (aka CAVS) file, related to the decode_residual_block, check_for_slice, and cavs_decode_frame functions, a different vulnerability than CVE-2011-3362.


Remediation

Install update from vendor's website.