RHSA-2015:1023 - Security Advisory

Topic

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.

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 or,
potentially, execute arbitrary code with the privileges of the user running
Chromium. (CVE-2015-1251, CVE-2015-1252, CVE-2015-1253, CVE-2015-1254,
CVE-2015-1255, CVE-2015-1256, CVE-2015-1257, CVE-2015-1258, CVE-2015-1259,
CVE-2015-1260, CVE-2015-1261, CVE-2015-1262, CVE-2015-1263, CVE-2015-1264,
CVE-2015-1265)

All Chromium users should upgrade to these updated packages, which contain
Chromium version 43.0.2357.65, which corrects these issues. After
installing the update, Chromium must be restarted for the changes to take
effect.

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

Affected Products

• Red Hat Enterprise Linux Server 6 x86_64
• Red Hat Enterprise Linux Server 6 i386
• Red Hat Enterprise Linux for x86_64 - Extended Update Support 6.6 x86_64
• Red Hat Enterprise Linux for x86_64 - Extended Update Support 6.6 i386
• Red Hat Enterprise Linux Workstation 6 x86_64
• Red Hat Enterprise Linux Workstation 6 i386
• Red Hat Enterprise Linux Desktop 6 x86_64
• Red Hat Enterprise Linux Desktop 6 i386
• Red Hat Enterprise Linux Server from RHUI 6 x86_64
• Red Hat Enterprise Linux Server from RHUI 6 i386
• Red Hat Enterprise Linux Server - Extended Update Support from RHUI 6.6 x86_64
• Red Hat Enterprise Linux Server - Extended Update Support from RHUI 6.6 i386
• Red Hat Enterprise Linux Server - AUS 6.6 x86_64

Fixes

• BZ - 1223258 - CVE-2015-1251 chromium-browser: Use-after-free in Speech.
• BZ - 1223259 - CVE-2015-1252 chromium-browser: Sandbox escape in Chrome.
• BZ - 1223260 - CVE-2015-1253 chromium-browser: Cross-origin bypass in DOM.
• BZ - 1223261 - CVE-2015-1254 chromium-browser: Cross-origin bypass in Editing.
• BZ - 1223262 - CVE-2015-1255 chromium-browser: Use-after-free in WebAudio.
• BZ - 1223263 - CVE-2015-1256 chromium-browser: Use-after-free in SVG.
• BZ - 1223264 - CVE-2015-1257 chromium-browser: Container-overflow in SVG.
• BZ - 1223266 - CVE-2015-1258 chromium-browser: Negative-size parameter in Libvpx.
• BZ - 1223267 - CVE-2015-1259 chromium-browser: Uninitialized value in PDFium.
• BZ - 1223268 - CVE-2015-1260 chromium-browser: Use-after-free in WebRTC.
• BZ - 1223269 - CVE-2015-1261 chromium-browser: URL bar spoofing in unspecified component
• BZ - 1223270 - CVE-2015-1262 chromium-browser: Uninitialized value in Blink.
• BZ - 1223271 - CVE-2015-1263 chromium-browser: insecure download of spellcheck dictionary in unspecified component
• BZ - 1223272 - CVE-2015-1264 chromium-browser: Cross-site scripting in bookmarks.
• BZ - 1223273 - CVE-2015-1265 chromium-browser: Various fixes from internal audits, fuzzing and other initiatives.

CVEs

• CVE-2015-1260
• CVE-2015-1261
• CVE-2015-1262
• CVE-2015-1263
• CVE-2015-1264
• CVE-2015-1265
• CVE-2015-1251
• CVE-2015-1253
• CVE-2015-1252
• CVE-2015-1255
• CVE-2015-1254
• CVE-2015-1257
• CVE-2015-1256
• CVE-2015-1259
• CVE-2015-1258

References

• https://access.redhat.com/security/updates/classification/#important
• https://googlechromereleases.blogspot.com/2015/05/stable-channel-update_19.html