Oracle Linux 4 / 5 / 6 : libpng (ELSA-2012-0317)
High Nessus Plugin ID 68485
SynopsisThe remote Oracle Linux host is missing one or more security updates.
DescriptionFrom Red Hat Security Advisory 2012:0317 :
Updated libpng and libpng10 packages that fix one security issue are now available for Red Hat Enterprise Linux 4, 5, and 6.
The Red Hat Security Response Team has rated this update as having important security impact. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available from the CVE link in the References section.
The libpng packages contain a library of functions for creating and manipulating PNG (Portable Network Graphics) image format files.
A heap-based buffer overflow flaw was found in libpng. An attacker could create a specially crafted PNG image that, when opened, could cause an application using libpng to crash or, possibly, execute arbitrary code with the privileges of the user running the application. (CVE-2011-3026)
Users of libpng and libpng10 should upgrade to these updated packages, which contain a backported patch to correct this issue. All running applications using libpng or libpng10 must be restarted for the update to take effect.
SolutionUpdate the affected libpng packages.