—–BEGIN PGP SIGNED MESSAGE—–
Hash: SHA1
Liebe Kolleginnen und Kollegen,
soeben erreichte uns nachfolgendes RedHat Security Advisory. Wir geben
diese Informationen unveraendert an Sie weiter.
CVE-2010-1166 – Schwachstelle in den Render Extensions des X.Org X11
Servers
In den Render Extensions des X.Org X11 Servers fuehrt eine Berechnung
in der Funktion ‘mod()’ unter Umstaenden zu einem fehlerhaften Ergebnis
was zu Fehlern in der Speicherverwaltung fuehrt. Ein lokaler Angreifer
kann diese Schwachstelle ausnutzen, um durch das Ueberschreiben von
Speicherinhalten einen Absturz von X.org auszuloesen oder im
schlimmsten Fall beliebige Befehle mit Administratorrechten auszufuehren.
Betroffen sind die folgenden Software Pakete und Plattformen:
Paket xorg-x11-server
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
Vom Hersteller werden ueberarbeitete Pakete zur Verfuegung gestellt.
Hersteller Advisory:
https://rhn.redhat.com/errata/RHSA-2010-0382.html
(c) der deutschen Zusammenfassung bei DFN-CERT Services GmbH; die
Verbreitung, auch auszugsweise, ist nur unter Hinweis auf den Urheber,
DFN-CERT Services GmbH, und nur zu nicht kommerziellen Zwecken
gestattet.
Mit freundlichen Gruessen,
Torsten Voss
– —
Dipl.-Ing.(FH) Torsten Voss (Incident Response Team)
DFN-CERT Services GmbH, https://www.dfn-cert.de, Phone +49 40 808077-590
Sitz / Register: Hamburg, AG Hamburg, HRB 88805, Ust-IdNr.: DE 232129737
Sachsenstrasse 5, 20097 Hamburg/Germany, CEO: Dr. Klaus-Peter Kossakowski
Automatische Warnmeldungen https://www.cert.dfn.de/autowarn
– —–BEGIN PGP SIGNED MESSAGE—–
Hash: SHA1
=====================================================================
Red Hat Security Advisory
Synopsis: Important: xorg-x11-server security update
Advisory ID: RHSA-2010:0382-01
Product: Red Hat Enterprise Linux
Advisory URL: https://rhn.redhat.com/errata/RHSA-2010-0382.html
Issue date: 2010-04-28
CVE Names: CVE-2010-1166
=====================================================================
1. Summary:
Updated xorg-x11-server packages that fix one security issue are now
available for Red Hat Enterprise Linux 5.
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.
2. 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
3. Description:
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.
An incorrect calculation flaw was discovered in the X.Org Render extension.
A malicious, authorized client could exploit this issue to crash the X.Org
server or, potentially, execute arbitrary code with root privileges.
(CVE-2010-1166)
Users of xorg-x11-server 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 this update to take effect.
4. 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
http://kbase.redhat.com/faq/docs/DOC-11259
5. Bugs fixed (http://bugzilla.redhat.com/):
495733 – Xorg crashes with latest firefox
582601 – CVE-2010-1166 Xorg: X server Render extension memory corruption
6. Package List:
Red Hat Enterprise Linux Desktop (v. 5 client):
Source:
ftp://ftp.redhat.com/pub/redhat/linux/enterprise/5Client/en/os/SRPMS/xorg-x11-server-1.1.1-48.76.el5_5.1.src.rpm
i386:
xorg-x11-server-Xdmx-1.1.1-48.76.el5_5.1.i386.rpm
xorg-x11-server-Xephyr-1.1.1-48.76.el5_5.1.i386.rpm
xorg-x11-server-Xnest-1.1.1-48.76.el5_5.1.i386.rpm
xorg-x11-server-Xorg-1.1.1-48.76.el5_5.1.i386.rpm
xorg-x11-server-Xvfb-1.1.1-48.76.el5_5.1.i386.rpm
xorg-x11-server-Xvnc-source-1.1.1-48.76.el5_5.1.i386.rpm
xorg-x11-server-debuginfo-1.1.1-48.76.el5_5.1.i386.rpm
x86_64:
xorg-x11-server-Xdmx-1.1.1-48.76.el5_5.1.x86_64.rpm
xorg-x11-server-Xephyr-1.1.1-48.76.el5_5.1.x86_64.rpm
xorg-x11-server-Xnest-1.1.1-48.76.el5_5.1.x86_64.rpm
xorg-x11-server-Xorg-1.1.1-48.76.el5_5.1.x86_64.rpm
xorg-x11-server-Xvfb-1.1.1-48.76.el5_5.1.x86_64.rpm
xorg-x11-server-Xvnc-source-1.1.1-48.76.el5_5.1.x86_64.rpm
xorg-x11-server-debuginfo-1.1.1-48.76.el5_5.1.x86_64.rpm
RHEL Desktop Workstation (v. 5 client):
Source:
ftp://ftp.redhat.com/pub/redhat/linux/enterprise/5Client/en/os/SRPMS/xorg-x11-server-1.1.1-48.76.el5_5.1.src.rpm
i386:
xorg-x11-server-debuginfo-1.1.1-48.76.el5_5.1.i386.rpm
xorg-x11-server-sdk-1.1.1-48.76.el5_5.1.i386.rpm
x86_64:
xorg-x11-server-debuginfo-1.1.1-48.76.el5_5.1.x86_64.rpm
xorg-x11-server-sdk-1.1.1-48.76.el5_5.1.x86_64.rpm
Red Hat Enterprise Linux (v. 5 server):
Source:
ftp://ftp.redhat.com/pub/redhat/linux/enterprise/5Server/en/os/SRPMS/xorg-x11-server-1.1.1-48.76.el5_5.1.src.rpm
i386:
xorg-x11-server-Xdmx-1.1.1-48.76.el5_5.1.i386.rpm
xorg-x11-server-Xephyr-1.1.1-48.76.el5_5.1.i386.rpm
xorg-x11-server-Xnest-1.1.1-48.76.el5_5.1.i386.rpm
xorg-x11-server-Xorg-1.1.1-48.76.el5_5.1.i386.rpm
xorg-x11-server-Xvfb-1.1.1-48.76.el5_5.1.i386.rpm
xorg-x11-server-Xvnc-source-1.1.1-48.76.el5_5.1.i386.rpm
xorg-x11-server-debuginfo-1.1.1-48.76.el5_5.1.i386.rpm
xorg-x11-server-sdk-1.1.1-48.76.el5_5.1.i386.rpm
ia64:
xorg-x11-server-Xdmx-1.1.1-48.76.el5_5.1.ia64.rpm
xorg-x11-server-Xephyr-1.1.1-48.76.el5_5.1.ia64.rpm
xorg-x11-server-Xnest-1.1.1-48.76.el5_5.1.ia64.rpm
xorg-x11-server-Xorg-1.1.1-48.76.el5_5.1.ia64.rpm
xorg-x11-server-Xvfb-1.1.1-48.76.el5_5.1.ia64.rpm
xorg-x11-server-Xvnc-source-1.1.1-48.76.el5_5.1.ia64.rpm
xorg-x11-server-debuginfo-1.1.1-48.76.el5_5.1.ia64.rpm
xorg-x11-server-sdk-1.1.1-48.76.el5_5.1.ia64.rpm
ppc:
xorg-x11-server-Xdmx-1.1.1-48.76.el5_5.1.ppc.rpm
xorg-x11-server-Xephyr-1.1.1-48.76.el5_5.1.ppc.rpm
xorg-x11-server-Xnest-1.1.1-48.76.el5_5.1.ppc.rpm
xorg-x11-server-Xorg-1.1.1-48.76.el5_5.1.ppc.rpm
xorg-x11-server-Xvfb-1.1.1-48.76.el5_5.1.ppc.rpm
xorg-x11-server-Xvnc-source-1.1.1-48.76.el5_5.1.ppc.rpm
xorg-x11-server-debuginfo-1.1.1-48.76.el5_5.1.ppc.rpm
xorg-x11-server-sdk-1.1.1-48.76.el5_5.1.ppc.rpm
s390x:
xorg-x11-server-Xephyr-1.1.1-48.76.el5_5.1.s390x.rpm
xorg-x11-server-Xnest-1.1.1-48.76.el5_5.1.s390x.rpm
xorg-x11-server-Xvfb-1.1.1-48.76.el5_5.1.s390x.rpm
xorg-x11-server-Xvnc-source-1.1.1-48.76.el5_5.1.s390x.rpm
xorg-x11-server-debuginfo-1.1.1-48.76.el5_5.1.s390x.rpm
x86_64:
xorg-x11-server-Xdmx-1.1.1-48.76.el5_5.1.x86_64.rpm
xorg-x11-server-Xephyr-1.1.1-48.76.el5_5.1.x86_64.rpm
xorg-x11-server-Xnest-1.1.1-48.76.el5_5.1.x86_64.rpm
xorg-x11-server-Xorg-1.1.1-48.76.el5_5.1.x86_64.rpm
xorg-x11-server-Xvfb-1.1.1-48.76.el5_5.1.x86_64.rpm
xorg-x11-server-Xvnc-source-1.1.1-48.76.el5_5.1.x86_64.rpm
xorg-x11-server-debuginfo-1.1.1-48.76.el5_5.1.x86_64.rpm
xorg-x11-server-sdk-1.1.1-48.76.el5_5.1.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://www.redhat.com/security/team/key/#package
7. References:
https://www.redhat.com/security/data/cve/CVE-2010-1166.html
http://www.redhat.com/security/updates/classification/#important
8. Contact:
The Red Hat security contact is
details at https://www.redhat.com/security/team/contact/
Copyright 2010 Red Hat, Inc.
– —–BEGIN PGP SIGNATURE—–
Version: GnuPG v1.4.4 (GNU/Linux)
iD8DBQFL2CXgXlSAg2UNWIIRAg+HAKChHeN5WH2zq65twyEXszbTn5pd1wCePCbB
FAFdO5elSYvcrucGzj8pEVU=
=xhpT
– —–END PGP SIGNATURE—–
—–BEGIN PGP SIGNATURE—–
Version: GnuPG v1.4.2 (GNU/Linux)
iD8DBQFL2EoyWmhIvjFb90URAjp3AJ0atPIb5dlCrHpHb1P0Nhl3OvQUvACfR2Ok
PhJ7M5DXY2mLo195UWHVF7M=
=SW7n
—–END PGP SIGNATURE—–
