jbig2dec: Multiple vulnerabilities

Background

jbig2dec is a decoder implementation of the JBIG2 image compression format.

Description

Multiple vulnerabilities have been discovered in jbig2dec. Please review the CVE identifiers referenced below for details.

Impact

A remote attacker could entice a user or automated system to process a specially crafted JBIG2 image file using an application linked against jbig2dec library, possibly resulting in execution of arbitrary code with the privileges of the process or a Denial of Service condition.

Workaround

There is no known workaround at this time.

Resolution

All jbig2dec users should upgrade to the latest version:

 # emerge --sync
 # emerge --ask --oneshot --verbose ">=media-libs/jbig2dec-0.13-r1"