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[RHSA-2015:1912-01] Important: chromium-browser security update



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=====================================================================
                   Red Hat Security Advisory

Synopsis:          Important: chromium-browser security update
Advisory ID:       RHSA-2015:1912-01
Product:           Red Hat Enterprise Linux Supplementary
Advisory URL:      https://rhn.redhat.com/errata/RHSA-2015-1912.html
Issue date:        2015-10-15
CVE Names:         CVE-2015-6755 CVE-2015-6756 CVE-2015-6757 
                   CVE-2015-6758 CVE-2015-6759 CVE-2015-6760 
                   CVE-2015-6761 CVE-2015-6762 CVE-2015-6763 
=====================================================================

1. Summary:

Updated chromium-browser packages that fix multiple security issues are now
available for Red Hat Enterprise Linux 6 Supplementary.

Red Hat Product Security has rated this update as having Important security
impact. Common Vulnerability Scoring System (CVSS) base scores, which give
detailed severity ratings, are available for each vulnerability from the
CVE links in the References section.

2. Relevant releases/architectures:

Red Hat Enterprise Linux Desktop Supplementary (v. 6) - i386, x86_64
Red Hat Enterprise Linux Server Supplementary (v. 6) - i386, x86_64
Red Hat Enterprise Linux Workstation Supplementary (v. 6) - i386, x86_64

3. Description:

Chromium is an open-source web browser, powered by WebKit (Blink).

Several flaws were found in the processing of malformed web content. A web
page containing malicious content could cause Chromium to crash, execute
arbitrary code, or disclose sensitive information when visited by the
victim. (CVE-2015-6755, CVE-2015-6756, CVE-2015-6757, CVE-2015-6758,
CVE-2015-6759, CVE-2015-6760, CVE-2015-6761, CVE-2015-6762, CVE-2015-6763)

All Chromium users should upgrade to these updated packages, which contain
Chromium version 46.0.2490.71, which corrects these issues. After
installing the update, Chromium must be restarted for the changes to take 
effect.

4. Solution:

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

For details on how to apply this update, refer to:

https://access.redhat.com/articles/11258

5. Bugs fixed (https://bugzilla.redhat.com/):

1271480 - CVE-2015-6755 chromium-browser: cross-origin bypass in Blink
1271483 - CVE-2015-6756 chromium-browser: use-after-free in PDFium
1271553 - CVE-2015-6757 chromium-browser: Use-after-free in ServiceWorker
1271554 - CVE-2015-6758 chromium-browser: Bad-cast in PDFium
1271555 - CVE-2015-6759 chromium-browser: Information leakage in LocalStorage
1271556 - CVE-2015-6760 chromium-browser: Improper error handling in libANGLE
1271557 - CVE-2015-6761 chromium-browser: Memory corruption in FFMpeg
1271558 - CVE-2015-6762 chromium-browser: CORS bypass in CSS fonts
1271559 - CVE-2015-6763 chromium-browser: various fixes from internal audits

6. Package List:

Red Hat Enterprise Linux Desktop Supplementary (v. 6):

i386:
chromium-browser-46.0.2490.71-1.el6.i686.rpm
chromium-browser-debuginfo-46.0.2490.71-1.el6.i686.rpm

x86_64:
chromium-browser-46.0.2490.71-1.el6.x86_64.rpm
chromium-browser-debuginfo-46.0.2490.71-1.el6.x86_64.rpm

Red Hat Enterprise Linux Server Supplementary (v. 6):

i386:
chromium-browser-46.0.2490.71-1.el6.i686.rpm
chromium-browser-debuginfo-46.0.2490.71-1.el6.i686.rpm

x86_64:
chromium-browser-46.0.2490.71-1.el6.x86_64.rpm
chromium-browser-debuginfo-46.0.2490.71-1.el6.x86_64.rpm

Red Hat Enterprise Linux Workstation Supplementary (v. 6):

i386:
chromium-browser-46.0.2490.71-1.el6.i686.rpm
chromium-browser-debuginfo-46.0.2490.71-1.el6.i686.rpm

x86_64:
chromium-browser-46.0.2490.71-1.el6.x86_64.rpm
chromium-browser-debuginfo-46.0.2490.71-1.el6.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/

7. References:

https://access.redhat.com/security/cve/CVE-2015-6755
https://access.redhat.com/security/cve/CVE-2015-6756
https://access.redhat.com/security/cve/CVE-2015-6757
https://access.redhat.com/security/cve/CVE-2015-6758
https://access.redhat.com/security/cve/CVE-2015-6759
https://access.redhat.com/security/cve/CVE-2015-6760
https://access.redhat.com/security/cve/CVE-2015-6761
https://access.redhat.com/security/cve/CVE-2015-6762
https://access.redhat.com/security/cve/CVE-2015-6763
https://access.redhat.com/security/updates/classification/#important
http://googlechromereleases.blogspot.com/2015/10/stable-channel-update.html

8. Contact:

The Red Hat security contact is <secalert redhat com>. More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2015 Red Hat, Inc.
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