| Descripción: | Description:
The remote host is missing updates announced in
advisory RHSA-2008:0502.
XFree86 is an implementation of the X Window System, which provides the
core functionality for the Linux graphical desktop.
An input validation flaw was discovered in X.org's Security and Record
extensions. A malicious authorized client could exploit this issue to cause
a denial of service (crash) or, potentially, execute arbitrary code with
root privileges on the X.Org server. (CVE-2008-1377)
Multiple integer overflow flaws were found in X.org's Render extension. A
malicious authorized client could exploit these issues to cause a denial of
service (crash) or, potentially, execute arbitrary code with root
privileges on the X.Org server. (CVE-2008-2360, CVE-2008-2361)
An input validation flaw was discovered in X.org's MIT-SHM extension. A
client connected to the X.org server could read arbitrary server memory.
This could result in the sensitive data of other users of the X.org server
being disclosed. (CVE-2008-1379)
Users of XFree86 are advised to upgrade to these updated packages, which
contain backported patches to resolve these issues.
Solution:
Please note that this update is available via
Red Hat Network. To use Red Hat Network, launch the Red
Hat Update Agent with the following command: up2date
http://rhn.redhat.com/errata/RHSA-2008-0502.html
http://www.redhat.com/security/updates/classification/#important
Risk factor : Critical
CVSS Score:
9.0
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