Solution
Please Install the Updated Packages.
Insight
X.Org is an open source implementation of the X Window System. It provides the basic low-level functionality that full-fledged graphical user interfaces are designed upon.
A use-after-free flaw was found in the way the X.Org server handled ImageText requests. A malicious, authorized client could use this flaw to crash the X.Org server or, potentially, execute arbitrary code with root privileges. (CVE-2013-4396)
Red Hat would like to thank the X.Org security team for reporting this issue. Upstream acknowledges Pedro Ribeiro as the original reporter.
All xorg-x11-server users are advised to upgrade to these updated packages, which contain a backported patch to correct this issue.
Affected
xorg-x11-server-common on CentOS 6
References
Updated on 2015-03-25
Severity
Classification
-
CVE CVE-2013-4396 -
CVSS Base Score: 6.5
AV:N/AC:L/Au:S/C:P/I:P/A:P
Related Vulnerabilities