9.3 - RHSA-2017:0860

Problem Description:

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 Critical. 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 57.0.2987.133.

Security Fix(es):

* Multiple 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-2017-5055, CVE-2017-5052, CVE-2017-5053, CVE-2017-5054, CVE-2017-5056)

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/):

1437348 - CVE-2017-5055 chromium-browser: use after free in printing 1437350 - CVE-2017-5054 chromium-browser: heap buffer overflow in v8 1437351 - CVE-2017-5052 chromium-browser: bad cast in blink 1437352 - CVE-2017-5056 chromium-browser: use after free in blink 1437353 - CVE-2017-5053 chromium-browser: out of bounds memory access in v8