SB2012031312 - Input validation error in libvpx (Alpine package) 



SB2012031312 - Input validation error in libvpx (Alpine package)

Published: March 13, 2012

Security Bulletin ID SB2012031312
Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Denial of service

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Input validation error (CVE-ID: CVE-2012-0823)

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

VP8 Codec SDK (libvpx) before 1.0.0 "Duclair" allows remote attackers to cause a denial of service (application crash) via (1) unspecified "corrupt input" or (2) by "starting decoding from a P-frame," which triggers an out-of-bounds read, related to "the clamping of motion vectors in SPLITMV blocks".


Remediation

Install update from vendor's website.