Red Hat: 2014:0018-01: libXfont: Important Advisory
Summary
The libXfont packages provide the X.Org libXfont runtime library. X.Org is
an open source implementation of the X Window System.
A stack-based buffer overflow flaw was found in the way the libXfont
library parsed Glyph Bitmap Distribution Format (BDF) fonts. A malicious,
local user could exploit this issue to potentially execute arbitrary code
with the privileges of the X.Org server. (CVE-2013-6462)
Users of libXfont should upgrade to these updated packages, which contain
a backported patch to resolve this issue. All running X.Org server
instances must be restarted for the update to take effect.
Summary
Solution
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/kb/docs/DOC-11259
References
https://www.redhat.com/security/data/cve/CVE-2013-6462.html https://access.redhat.com/security/updates/classification/#important
Package List
Red Hat Enterprise Linux Desktop (v. 5 client):
Source:
i386:
libXfont-1.2.2-1.0.5.el5_10.i386.rpm
libXfont-debuginfo-1.2.2-1.0.5.el5_10.i386.rpm
x86_64:
libXfont-1.2.2-1.0.5.el5_10.i386.rpm
libXfont-1.2.2-1.0.5.el5_10.x86_64.rpm
libXfont-debuginfo-1.2.2-1.0.5.el5_10.i386.rpm
libXfont-debuginfo-1.2.2-1.0.5.el5_10.x86_64.rpm
RHEL Desktop Workstation (v. 5 client):
Source:
i386:
libXfont-debuginfo-1.2.2-1.0.5.el5_10.i386.rpm
libXfont-devel-1.2.2-1.0.5.el5_10.i386.rpm
x86_64:
libXfont-debuginfo-1.2.2-1.0.5.el5_10.i386.rpm
libXfont-debuginfo-1.2.2-1.0.5.el5_10.x86_64.rpm
libXfont-devel-1.2.2-1.0.5.el5_10.i386.rpm
libXfont-devel-1.2.2-1.0.5.el5_10.x86_64.rpm
Red Hat Enterprise Linux (v. 5 server):
Source:
i386:
libXfont-1.2.2-1.0.5.el5_10.i386.rpm
libXfont-debuginfo-1.2.2-1.0.5.el5_10.i386.rpm
libXfont-devel-1.2.2-1.0.5.el5_10.i386.rpm
ia64:
libXfont-1.2.2-1.0.5.el5_10.ia64.rpm
libXfont-debuginfo-1.2.2-1.0.5.el5_10.ia64.rpm
libXfont-devel-1.2.2-1.0.5.el5_10.ia64.rpm
ppc:
libXfont-1.2.2-1.0.5.el5_10.ppc.rpm
libXfont-1.2.2-1.0.5.el5_10.ppc64.rpm
libXfont-debuginfo-1.2.2-1.0.5.el5_10.ppc.rpm
libXfont-debuginfo-1.2.2-1.0.5.el5_10.ppc64.rpm
libXfont-devel-1.2.2-1.0.5.el5_10.ppc.rpm
libXfont-devel-1.2.2-1.0.5.el5_10.ppc64.rpm
s390x:
libXfont-1.2.2-1.0.5.el5_10.s390.rpm
libXfont-1.2.2-1.0.5.el5_10.s390x.rpm
libXfont-debuginfo-1.2.2-1.0.5.el5_10.s390.rpm
libXfont-debuginfo-1.2.2-1.0.5.el5_10.s390x.rpm
libXfont-devel-1.2.2-1.0.5.el5_10.s390.rpm
libXfont-devel-1.2.2-1.0.5.el5_10.s390x.rpm
x86_64:
libXfont-1.2.2-1.0.5.el5_10.i386.rpm
libXfont-1.2.2-1.0.5.el5_10.x86_64.rpm
libXfont-debuginfo-1.2.2-1.0.5.el5_10.i386.rpm
libXfont-debuginfo-1.2.2-1.0.5.el5_10.x86_64.rpm
libXfont-devel-1.2.2-1.0.5.el5_10.i386.rpm
libXfont-devel-1.2.2-1.0.5.el5_10.x86_64.rpm
Red Hat Enterprise Linux Desktop (v. 6):
Source:
i386:
libXfont-1.4.5-3.el6_5.i686.rpm
libXfont-debuginfo-1.4.5-3.el6_5.i686.rpm
x86_64:
libXfont-1.4.5-3.el6_5.x86_64.rpm
libXfont-debuginfo-1.4.5-3.el6_5.x86_64.rpm
Red Hat Enterprise Linux Desktop Optional (v. 6):
Source:
i386:
libXfont-debuginfo-1.4.5-3.el6_5.i686.rpm
libXfont-devel-1.4.5-3.el6_5.i686.rpm
x86_64:
libXfont-1.4.5-3.el6_5.i686.rpm
libXfont-debuginfo-1.4.5-3.el6_5.i686.rpm
libXfont-debuginfo-1.4.5-3.el6_5.x86_64.rpm
libXfont-devel-1.4.5-3.el6_5.i686.rpm
libXfont-devel-1.4.5-3.el6_5.x86_64.rpm
Red Hat Enterprise Linux HPC Node (v. 6):
Source:
x86_64:
libXfont-1.4.5-3.el6_5.x86_64.rpm
libXfont-debuginfo-1.4.5-3.el6_5.x86_64.rpm
Red Hat Enterprise Linux HPC Node Optional (v. 6):
Source:
x86_64:
libXfont-1.4.5-3.el6_5.i686.rpm
libXfont-debuginfo-1.4.5-3.el6_5.i686.rpm
libXfont-debuginfo-1.4.5-3.el6_5.x86_64.rpm
libXfont-devel-1.4.5-3.el6_5.i686.rpm
libXfont-devel-1.4.5-3.el6_5.x86_64.rpm
Red Hat Enterprise Linux Server (v. 6):
Source:
i386:
libXfont-1.4.5-3.el6_5.i686.rpm
libXfont-debuginfo-1.4.5-3.el6_5.i686.rpm
ppc64:
libXfont-1.4.5-3.el6_5.ppc64.rpm
libXfont-debuginfo-1.4.5-3.el6_5.ppc64.rpm
s390x:
libXfont-1.4.5-3.el6_5.s390x.rpm
libXfont-debuginfo-1.4.5-3.el6_5.s390x.rpm
x86_64:
libXfont-1.4.5-3.el6_5.x86_64.rpm
libXfont-debuginfo-1.4.5-3.el6_5.x86_64.rpm
Red Hat Enterprise Linux Server Optional (v. 6):
Source:
i386:
libXfont-debuginfo-1.4.5-3.el6_5.i686.rpm
libXfont-devel-1.4.5-3.el6_5.i686.rpm
ppc64:
libXfont-1.4.5-3.el6_5.ppc.rpm
libXfont-debuginfo-1.4.5-3.el6_5.ppc.rpm
libXfont-debuginfo-1.4.5-3.el6_5.ppc64.rpm
libXfont-devel-1.4.5-3.el6_5.ppc.rpm
libXfont-devel-1.4.5-3.el6_5.ppc64.rpm
s390x:
libXfont-1.4.5-3.el6_5.s390.rpm
libXfont-debuginfo-1.4.5-3.el6_5.s390.rpm
libXfont-debuginfo-1.4.5-3.el6_5.s390x.rpm
libXfont-devel-1.4.5-3.el6_5.s390.rpm
libXfont-devel-1.4.5-3.el6_5.s390x.rpm
x86_64:
libXfont-1.4.5-3.el6_5.i686.rpm
libXfont-debuginfo-1.4.5-3.el6_5.i686.rpm
libXfont-debuginfo-1.4.5-3.el6_5.x86_64.rpm
libXfont-devel-1.4.5-3.el6_5.i686.rpm
libXfont-devel-1.4.5-3.el6_5.x86_64.rpm
Red Hat Enterprise Linux Workstation (v. 6):
Source:
i386:
libXfont-1.4.5-3.el6_5.i686.rpm
libXfont-debuginfo-1.4.5-3.el6_5.i686.rpm
x86_64:
libXfont-1.4.5-3.el6_5.x86_64.rpm
libXfont-debuginfo-1.4.5-3.el6_5.x86_64.rpm
Red Hat Enterprise Linux Workstation Optional (v. 6):
Source:
i386:
libXfont-debuginfo-1.4.5-3.el6_5.i686.rpm
libXfont-devel-1.4.5-3.el6_5.i686.rpm
x86_64:
libXfont-1.4.5-3.el6_5.i686.rpm
libXfont-debuginfo-1.4.5-3.el6_5.i686.rpm
libXfont-debuginfo-1.4.5-3.el6_5.x86_64.rpm
libXfont-devel-1.4.5-3.el6_5.i686.rpm
libXfont-devel-1.4.5-3.el6_5.x86_64.rpm
These packages are GPG signed by Red Hat for security. Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/#package
Topic
Updated libXfont packages that fix one security issue are now availablefor Red Hat Enterprise Linux 5 and 6.The Red Hat Security Response Team has rated this update as havingimportant security impact. A Common Vulnerability Scoring System (CVSS)base score, which gives a detailed severity rating, is available from theCVE link in the References section.
Topic
Relevant Releases Architectures
RHEL Desktop Workstation (v. 5 client) - i386, x86_64
Red Hat Enterprise Linux (v. 5 server) - i386, ia64, ppc, s390x, x86_64
Red Hat Enterprise Linux Desktop (v. 5 client) - i386, x86_64
Red Hat Enterprise Linux Desktop (v. 6) - i386, x86_64
Red Hat Enterprise Linux Desktop Optional (v. 6) - i386, x86_64
Red Hat Enterprise Linux HPC Node (v. 6) - x86_64
Red Hat Enterprise Linux HPC Node Optional (v. 6) - x86_64
Red Hat Enterprise Linux Server (v. 6) - i386, ppc64, s390x, x86_64
Red Hat Enterprise Linux Server Optional (v. 6) - i386, ppc64, s390x, x86_64
Red Hat Enterprise Linux Workstation (v. 6) - i386, x86_64
Red Hat Enterprise Linux Workstation Optional (v. 6) - i386, x86_64
Bugs Fixed
1048044 - CVE-2013-6462 libXfont: stack-based buffer overflow flaw when parsing Glyph Bitmap Distribution Format (BDF) fonts