Libav: Multiple vulnerabilities

Background

Libav is a complete solution to record, convert and stream audio and video.

Description

Multiple vulnerabilities have been discovered in Libav. Please review the CVE identifiers referenced below for details.

Impact

A remote attacker could entice a user to open a specially crafted media file in an application linked against Libav, possibly resulting in execution of arbitrary code with the privileges of the application or a Denial of Service condition.

Workaround

There is no known workaround at this time.

Resolution

All Libav users should upgrade to the latest version:

 # emerge --sync
 # emerge --ask --oneshot --verbose ">=media-video/libav-0.8.7"

Packages which depend on this library may need to be recompiled. Tools such as revdep-rebuild may assist in identifying these packages.