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Red Hat Security Advisory

Synopsis: Important: chromium-browser security update
Advisory ID: RHSA-2018:2282-01
Product: Red Hat Enterprise Linux Supplementary
Advisory URL: https://access.redhat.com/errata/RHSA-2018:2282
Issue date: 2018-07-30
CVE Names: CVE-2018-4117 CVE-2018-6044 CVE-2018-6150
CVE-2018-6151 CVE-2018-6152 CVE-2018-6153
CVE-2018-6154 CVE-2018-6155 CVE-2018-6156
CVE-2018-6157 CVE-2018-6158 CVE-2018-6159
CVE-2018-6161 CVE-2018-6162 CVE-2018-6163
CVE-2018-6164 CVE-2018-6165 CVE-2018-6166
CVE-2018-6167 CVE-2018-6168 CVE-2018-6169
CVE-2018-6170 CVE-2018-6171 CVE-2018-6172
CVE-2018-6173 CVE-2018-6174 CVE-2018-6175
CVE-2018-6176 CVE-2018-6177 CVE-2018-6178
CVE-2018-6179
=====================================================================

1. Summary:

An update for chromium-browser is now available for Red Hat Enterprise
Linux 6 Supplementary.

Red Hat Product Security has rated this update as having a security impact
of Important. A Common Vulnerability Scoring System (CVSS) base score,
which gives a detailed severity rating, is available for each vulnerability
from the CVE link(s) 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).

This update upgrades Chromium to version 68.0.3440.75.

Security Fix(es):

* chromium-browser: Stack buffer overflow in Skia (CVE-2018-6153)

* chromium-browser: Heap buffer overflow in WebGL (CVE-2018-6154)

* chromium-browser: Use after free in WebRTC (CVE-2018-6155)

* chromium-browser: Heap buffer overflow in WebRTC (CVE-2018-6156)

* chromium-browser: Type confusion in WebRTC (CVE-2018-6157)

* chromium-browser: Cross origin information disclosure in Service Workers
(CVE-2018-6150)

* chromium-browser: Bad cast in DevTools (CVE-2018-6151)

* chromium-browser: Local file write in DevTools (CVE-2018-6152)

* chromium-browser: Use after free in Blink (CVE-2018-6158)

* chromium-browser: Same origin policy bypass in ServiceWorker
(CVE-2018-6159)

* chromium-browser: Same origin policy bypass in WebAudio (CVE-2018-6161)

* chromium-browser: Heap buffer overflow in WebGL (CVE-2018-6162)

* chromium-browser: URL spoof in Omnibox (CVE-2018-6163)

* chromium-browser: Same origin policy bypass in ServiceWorker
(CVE-2018-6164)

* chromium-browser: URL spoof in Omnibox (CVE-2018-6165)

* chromium-browser: URL spoof in Omnibox (CVE-2018-6166)

* chromium-browser: URL spoof in Omnibox (CVE-2018-6167)

* chromium-browser: CORS bypass in Blink (CVE-2018-6168)

* chromium-browser: Permissions bypass in extension installation
(CVE-2018-6169)

* chromium-browser: Type confusion in PDFium (CVE-2018-6170)

* chromium-browser: Use after free in WebBluetooth (CVE-2018-6171)

* chromium-browser: URL spoof in Omnibox (CVE-2018-6172)

* chromium-browser: URL spoof in Omnibox (CVE-2018-6173)

* chromium-browser: Integer overflow in SwiftShader (CVE-2018-6174)

* chromium-browser: URL spoof in Omnibox (CVE-2018-6175)

* chromium-browser: Local user privilege escalation in Extensions
(CVE-2018-6176)

* chromium-browser: Cross origin information leak in Blink (CVE-2018-4117)

* chromium-browser: Request privilege escalation in Extensions
(CVE-2018-6044)

* chromium-browser: Cross origin information leak in Blink (CVE-2018-6177)

* chromium-browser: UI spoof in Extensions (CVE-2018-6178)

* chromium-browser: Local file information leak in Extensions
(CVE-2018-6179)

For more details about the security issue(s), including the impact, a CVSS
score, and other related information, refer to the CVE page(s) listed in
the References section.

4. Solution:

For details on how to apply this update, which includes the changes
described in this advisory, refer to:

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

After installing the update, Chromium must be restarted for the changes to
take effect.

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

1608177 – CVE-2018-6153 chromium-browser: Stack buffer overflow in Skia
1608178 – CVE-2018-6154 chromium-browser: Heap buffer overflow in WebGL
1608179 – CVE-2018-6155 chromium-browser: Use after free in WebRTC
1608180 – CVE-2018-6156 chromium-browser: Heap buffer overflow in WebRTC
1608181 – CVE-2018-6157 chromium-browser: Type confusion in WebRTC
1608182 – CVE-2018-6158 chromium-browser: Use after free in Blink
1608183 – CVE-2018-6159 chromium-browser: Same origin policy bypass in ServiceWorker
1608185 – CVE-2018-6161 chromium-browser: Same origin policy bypass in WebAudio
1608186 – CVE-2018-6162 chromium-browser: Heap buffer overflow in WebGL
1608187 – CVE-2018-6163 chromium-browser: URL spoof in Omnibox
1608188 – CVE-2018-6164 chromium-browser: Same origin policy bypass in ServiceWorker
1608189 – CVE-2018-6165 chromium-browser: URL spoof in Omnibox
1608190 – CVE-2018-6166 chromium-browser: URL spoof in Omnibox
1608191 – CVE-2018-6167 chromium-browser: URL spoof in Omnibox
1608192 – CVE-2018-6168 chromium-browser: CORS bypass in Blink
1608193 – CVE-2018-6169 chromium-browser: Permissions bypass in extension installation
1608194 – CVE-2018-6170 chromium-browser: Type confusion in PDFium
1608195 – CVE-2018-6171 chromium-browser: Use after free in WebBluetooth
1608196 – CVE-2018-6172 chromium-browser: URL spoof in Omnibox
1608197 – CVE-2018-6173 chromium-browser: URL spoof in Omnibox
1608198 – CVE-2018-6174 chromium-browser: Integer overflow in SwiftShader
1608199 – CVE-2018-6175 chromium-browser: URL spoof in Omnibox
1608200 – CVE-2018-6176 chromium-browser: Local user privilege escalation in Extensions
1608201 – CVE-2018-6177 chromium-browser: Cross origin information leak in Blink
1608202 – CVE-2018-6178 chromium-browser: UI spoof in Extensions
1608203 – CVE-2018-6179 chromium-browser: Local file information leak in Extensions
1608204 – CVE-2018-6044 chromium-browser: Request privilege escalation in Extensions
1608205 – CVE-2018-4117 chromium-browser: Cross origin information leak in Blink
1608206 – CVE-2018-6150 chromium-browser: Cross origin information disclosure in Service Workers
1608207 – CVE-2018-6151 chromium-browser: Bad cast in DevTools
1608208 – CVE-2018-6152 chromium-browser: Local file write in DevTools

6. Package List:

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

i386:
chromium-browser-68.0.3440.75-1.el6_10.i686.rpm
chromium-browser-debuginfo-68.0.3440.75-1.el6_10.i686.rpm

x86_64:
chromium-browser-68.0.3440.75-1.el6_10.x86_64.rpm
chromium-browser-debuginfo-68.0.3440.75-1.el6_10.x86_64.rpm

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

i386:
chromium-browser-68.0.3440.75-1.el6_10.i686.rpm
chromium-browser-debuginfo-68.0.3440.75-1.el6_10.i686.rpm

x86_64:
chromium-browser-68.0.3440.75-1.el6_10.x86_64.rpm
chromium-browser-debuginfo-68.0.3440.75-1.el6_10.x86_64.rpm

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

i386:
chromium-browser-68.0.3440.75-1.el6_10.i686.rpm
chromium-browser-debuginfo-68.0.3440.75-1.el6_10.i686.rpm

x86_64:
chromium-browser-68.0.3440.75-1.el6_10.x86_64.rpm
chromium-browser-debuginfo-68.0.3440.75-1.el6_10.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-2018-4117
https://access.redhat.com/security/cve/CVE-2018-6044
https://access.redhat.com/security/cve/CVE-2018-6150
https://access.redhat.com/security/cve/CVE-2018-6151
https://access.redhat.com/security/cve/CVE-2018-6152
https://access.redhat.com/security/cve/CVE-2018-6153
https://access.redhat.com/security/cve/CVE-2018-6154
https://access.redhat.com/security/cve/CVE-2018-6155
https://access.redhat.com/security/cve/CVE-2018-6156
https://access.redhat.com/security/cve/CVE-2018-6157
https://access.redhat.com/security/cve/CVE-2018-6158
https://access.redhat.com/security/cve/CVE-2018-6159
https://access.redhat.com/security/cve/CVE-2018-6161
https://access.redhat.com/security/cve/CVE-2018-6162
https://access.redhat.com/security/cve/CVE-2018-6163
https://access.redhat.com/security/cve/CVE-2018-6164
https://access.redhat.com/security/cve/CVE-2018-6165
https://access.redhat.com/security/cve/CVE-2018-6166
https://access.redhat.com/security/cve/CVE-2018-6167
https://access.redhat.com/security/cve/CVE-2018-6168
https://access.redhat.com/security/cve/CVE-2018-6169
https://access.redhat.com/security/cve/CVE-2018-6170
https://access.redhat.com/security/cve/CVE-2018-6171
https://access.redhat.com/security/cve/CVE-2018-6172
https://access.redhat.com/security/cve/CVE-2018-6173
https://access.redhat.com/security/cve/CVE-2018-6174
https://access.redhat.com/security/cve/CVE-2018-6175
https://access.redhat.com/security/cve/CVE-2018-6176
https://access.redhat.com/security/cve/CVE-2018-6177
https://access.redhat.com/security/cve/CVE-2018-6178
https://access.redhat.com/security/cve/CVE-2018-6179
https://access.redhat.com/security/updates/classification/#important

8. Contact:

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

Copyright 2018 Red Hat, Inc.
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