- ---------------------------------------------------------------------
                   Red Hat Security Advisory

Synopsis:          Critical: firefox security update
Advisory ID:       RHSA-2005:768-01
Advisory URL:      https://rhn.redhat.com/errata/RHSA-2005-768.html
Issue date:        2005-09-09
Updated on:        2005-09-09
Product:           Red Hat Enterprise Linux
CVE Names:         CAN-2005-2871
- ---------------------------------------------------------------------

1. Summary:

An updated firefox package that fixes as security bug is now available for
Red Hat Enterprise Linux 4.

This update has been rated as having critical security impact by the Red
Hat Security Response Team.

2. Relevant releases/architectures:

Red Hat Enterprise Linux AS version 4 - i386, ia64, ppc, s390, s390x, x86_64
Red Hat Enterprise Linux Desktop version 4 - i386, x86_64
Red Hat Enterprise Linux ES version 4 - i386, ia64, x86_64
Red Hat Enterprise Linux WS version 4 - i386, ia64, x86_64

3. Problem description:

Mozilla Firefox is an open source Web browser.

A bug was found in the way Firefox processes certain international domain
names. An attacker could create a specially crafted HTML file, which when
viewed by the victim would cause Firefox to crash or possibly execute
arbitrary code. The Common Vulnerabilities and Exposures project
(cve.mitre.org) has assigned the name CAN-2005-2871 to this issue. 

Users of Firefox are advised to upgrade to this updated package that
contains a backported patch and is not vulnerable to this issue.

4. Solution:

Before applying this update, make sure all previously released errata
relevant to your system have been applied.

This update is available via Red Hat Network.  To use Red Hat Network,
launch the Red Hat Update Agent with the following command:

up2date

This will start an interactive process that will result in the appropriate
RPMs being upgraded on your system.

5. Bug IDs fixed (http://bugzilla.redhat.com/):

167930 - CAN-2005-2871 Firefox buffer overflow


6. RPMs required:

Red Hat Enterprise Linux AS version 4:

SRPMS:
ftp://updates.redhat.com/enterprise/4AS/en/os/SRPMS/firefox-1.0.6-1.4.2.src.rpm
8aa01f9cb442093b6d1f37a637130613  firefox-1.0.6-1.4.2.src.rpm

i386:
bbbae2299ecaad24abaa13d4c773402b  firefox-1.0.6-1.4.2.i386.rpm

ia64:
488e71f4d6c953f45fd6d58a680b5298  firefox-1.0.6-1.4.2.ia64.rpm

ppc:
37510d0d186d37df07b40d0f9386624b  firefox-1.0.6-1.4.2.ppc.rpm

s390:
01a95a128cdd4bef268880e7fc9297fe  firefox-1.0.6-1.4.2.s390.rpm

s390x:
4f14cc8c8fadd5147a0c942b126bc84b  firefox-1.0.6-1.4.2.s390x.rpm

x86_64:
37e79e5af0f174711bc83475977c11d4  firefox-1.0.6-1.4.2.x86_64.rpm

Red Hat Enterprise Linux Desktop version 4:

SRPMS:
ftp://updates.redhat.com/enterprise/4Desktop/en/os/SRPMS/firefox-1.0.6-1.4.2.src.rpm
8aa01f9cb442093b6d1f37a637130613  firefox-1.0.6-1.4.2.src.rpm

i386:
bbbae2299ecaad24abaa13d4c773402b  firefox-1.0.6-1.4.2.i386.rpm

x86_64:
37e79e5af0f174711bc83475977c11d4  firefox-1.0.6-1.4.2.x86_64.rpm

Red Hat Enterprise Linux ES version 4:

SRPMS:
ftp://updates.redhat.com/enterprise/4ES/en/os/SRPMS/firefox-1.0.6-1.4.2.src.rpm
8aa01f9cb442093b6d1f37a637130613  firefox-1.0.6-1.4.2.src.rpm

i386:
bbbae2299ecaad24abaa13d4c773402b  firefox-1.0.6-1.4.2.i386.rpm

ia64:
488e71f4d6c953f45fd6d58a680b5298  firefox-1.0.6-1.4.2.ia64.rpm

x86_64:
37e79e5af0f174711bc83475977c11d4  firefox-1.0.6-1.4.2.x86_64.rpm

Red Hat Enterprise Linux WS version 4:

SRPMS:
ftp://updates.redhat.com/enterprise/4WS/en/os/SRPMS/firefox-1.0.6-1.4.2.src.rpm
8aa01f9cb442093b6d1f37a637130613  firefox-1.0.6-1.4.2.src.rpm

i386:
bbbae2299ecaad24abaa13d4c773402b  firefox-1.0.6-1.4.2.i386.rpm

ia64:
488e71f4d6c953f45fd6d58a680b5298  firefox-1.0.6-1.4.2.ia64.rpm

x86_64:
37e79e5af0f174711bc83475977c11d4  firefox-1.0.6-1.4.2.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:

http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2005-2871

8. Contact:

The Red Hat security contact is .  More contact
details at https://www.redhat.com/security/team/contact/

Copyright 2005 Red Hat, Inc.