Important: openjpeg security update
Security Advisory: Important
Updated openjpeg packages that fix multiple security issues are now
available for Red Hat Enterprise Linux 6.
The Red Hat Security Response Team has rated this update as having
important security impact. Common Vulnerability Scoring System (CVSS) base
scores, which give detailed severity ratings, are available for each
vulnerability from the CVE links in the References section.
OpenJPEG is an open source library for reading and writing image files in
JPEG 2000 format.
Multiple heap-based buffer overflow flaws were found in OpenJPEG.
An attacker could create a specially crafted OpenJPEG image that, when
opened, could cause an application using openjpeg to crash or, possibly,
execute arbitrary code with the privileges of the user running the
application. (CVE-2013-6045, CVE-2013-6054)
Multiple denial of service flaws were found in OpenJPEG. An attacker could
create a specially crafted OpenJPEG image that, when opened, could cause an
application using openjpeg to crash (CVE-2013-1447, CVE-2013-6052)
Red Hat would like to thank Raphael Geissert for reporting these issues.
Users of OpenJPEG are advised to upgrade to these updated packages, which
contain backported patches to correct these issues. All running
applications using OpenJPEG must be restarted for the update to take
effect.
Before applying this update, make sure all previously released errata
relevant to your system have been applied.
This update is available via the Red Hat Network. Details on how to use the
Red Hat Network to apply this update are available at
https://access.redhat.com/site/articles/11258
Vulmon