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Test ID:
Category:Red Hat Local Security Checks
Title:RedHat Security Advisory RHSA-2007:0125

The remote host is missing updates announced in
advisory RHSA-2007:0125.

XFree86 is an implementation of the X Window System, which provides the
core functionality for the Linux graphical desktop.

iDefense reported an integer overflow flaw in the XFree86 XC-MISC
extension. 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 XFree86 server. (CVE-2007-1003)

iDefense reported two integer overflows in the way handled various
font files. A malicious local user could exploit these issues to
potentially execute arbitrary code with the privileges of the server.
(CVE-2007-1351, CVE-2007-1352)

An integer overflow flaw was found in the XFree86 XGetPixel() function.
Improper use of this function could cause an application calling it to
function improperly, possibly leading to a crash or arbitrary code
execution. (CVE-2007-1667)

Users of XFree86 should upgrade to these updated packages, which contain a
backported patch and is not vulnerable to this issue.

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

Risk factor : Critical

CVSS Score:

Cross-Ref: Common Vulnerability Exposure (CVE) ID: CVE-2007-1003
BugTraq ID: 23284
BugTraq ID: 23300
Bugtraq: 20070404 rPSA-2007-0065-1 freetype xorg-x11 xorg-x11-fonts xorg-x11-tools xorg-x11-xfs (Google Search)
Bugtraq: 20070405 FLEA-2007-0009-1: xorg-x11 freetype (Google Search)
Debian Security Information: DSA-1294 (Google Search)
OpenBSD Security Advisory: [3.9] 021: SECURITY FIX: April 4, 2007
OpenBSD Security Advisory: [4.0] 011: SECURITY FIX: April 4, 2007
RedHat Security Advisories: RHSA-2007:0125
SuSE Security Announcement: SUSE-SA:2007:027 (Google Search)
SuSE Security Announcement: SUSE-SR:2008:008 (Google Search)
XForce ISS Database: xorg-xcmisc-overflow(33424)
Common Vulnerability Exposure (CVE) ID: CVE-2007-1667
Debian Security Information: DSA-1858 (Google Search)
SuSE Security Announcement: SUSE-SR:2007:008 (Google Search)
Common Vulnerability Exposure (CVE) ID: CVE-2007-1351
BugTraq ID: 23283
BugTraq ID: 23402
Debian Security Information: DSA-1454 (Google Search)
SuSE Security Announcement: SUSE-SR:2007:006 (Google Search)
XForce ISS Database: xorg-bdf-font-bo(33417)
Common Vulnerability Exposure (CVE) ID: CVE-2007-1352
XForce ISS Database: xorg-fontsdir-bo(33419)
CopyrightCopyright (c) 2007 E-Soft Inc.

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