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Red Hat: 2012:1361-01 Critical: XULRunner Security Issue

red hat
Calendar Grey October 12, 2012
Dist Redhat Esm H88
Important xulrunner patch for Red Hat addressing a vulnerability classified as critical by the Red Hat Security Response Group.
Updated xulrunner packages that fix one security issue are now available for Red Hat Enterprise Linux 5 and 6

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/articles/11258

Summary

XULRunner provides the XUL Runtime environment for applications using the Gecko layout engine.
A flaw was found in the way XULRunner handled security wrappers. A web page containing malicious content could possibly cause an application linked against XULRunner (such as Mozilla Firefox) to execute arbitrary code with the privileges of the user running the application. (CVE-2012-4193)
For technical details regarding this flaw, refer to the Mozilla security advisories. You can find a link to the Mozilla advisories in the References section of this erratum.
Red Hat would like to thank the Mozilla project for reporting this issue. Upstream acknowledges moz_bug_r_a4 as the original reporter.
All XULRunner users should upgrade to these updated packages, which correct this issue. After installing the update, applications using XULRunner must be restarted for the changes to take effect.

Topics%20covered

Topics Covered

security advisory security issue Red Hat update critical RHEL XULRunner

References

https://access.redhat.com/security/cve/CVE-2012-4193 https://access.redhat.com/security/updates/classification#critical https://www.mozilla.org/en-US/security/known-vulnerabilities/firefox-esr/

Package List

Red Hat Enterprise Linux Desktop (v. 5 client):
Source:
i386: xulrunner-10.0.8-2.el5_8.i386.rpm xulrunner-debuginfo-10.0.8-2.el5_8.i386.rpm
x86_64: xulrunner-10.0.8-2.el5_8.i386.rpm xulrunner-10.0.8-2.el5_8.x86_64.rpm xulrunner-debuginfo-10.0.8-2.el5_8.i386.rpm xulrunner-debuginfo-10.0.8-2.el5_8.x86_64.rpm
RHEL Desktop Workstation (v. 5 client):
Source:
i386: xulrunner-debuginfo-10.0.8-2.el5_8.i386.rpm xulrunner-devel-10.0.8-2.el5_8.i386.rpm
x86_64: xulrunner-debuginfo-10.0.8-2.el5_8.i386.rpm xulrunner-debuginfo-10.0.8-2.el5_8.x86_64.rpm xulrunner-devel-10.0.8-2.el5_8.i386.rpm xulrunner-devel-10.0.8-2.el5_8.x86_64.rpm
Red Hat Enterprise Linux (v. 5 server):
Source:
i386: xulrunner-10.0.8-2.el5_8.i386.rpm xulrunner-debuginfo-10.0.8-2.el5_8.i386.rpm xulrunner-devel-10.0.8-2.el5_8.i386.rpm
ia64: xulrunner-10.0.8-2.el5_8.ia64.rpm xulrunner-debuginfo-10.0.8-2.el5_8.ia64.rpm xulrunner-devel-10.0.8-2.el5_8.ia64.rpm
ppc: xulrunner-10.0.8-2.el5_8.ppc.rpm xulrunner-10.0.8-2.el5_8.ppc64.rpm xulrunner-debuginfo-10.0.8-2.el5_8.ppc.rpm xulrunner-debuginfo-10.0.8-2.el5_8.ppc64.rpm xulrunner-devel-10.0.8-2.el5_8.ppc.rpm xulrunner-devel-10.0.8-2.el5_8.ppc64.rpm
s390x: xulrunner-10.0.8-2.el5_8.s390.rpm xulrunner-10.0.8-2.el5_8.s390x.rpm xulrunner-debuginfo-10.0.8-2.el5_8.s390.rpm

Read the Full Advisory


Severity
critical
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2012:1361-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2012:1361.html
Issue date: 2012-10-12

Topic

Updated xulrunner 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 having criticalsecurity impact. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available from the CVE link inthe References section.

Topics%20covered

Topics Covered

security advisory security issue Red Hat update critical RHEL XULRunner

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 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

865215 - CVE-2012-4193 Mozilla: defaultValue security checks not applied (MFSA 2012-89)

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