USN-1087-1: libvpx vulnerability

11 March 2011

libvpx vulnerability

A security issue affects these releases of Ubuntu and its derivatives:

  • Ubuntu 10.10

Summary

libvpx DOS bad read

Software Description

  • libvpx - VP8 video codec (development files)

Details

Chris Evans discovered that libvpx did not properly perform bounds checking. If an application using libvpx opened a specially crafted WebM file, an attacker could cause a denial of service.

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 10.10
libvpx0 - 0.9.5-2~build0.10.10.1

To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.

This update uses a new upstream release, which includes additional bug fixes. In general, a standard system update will make all the necessary changes.

References