[arch-security] [ASA-201605-15] chromium: multiple issues

[Remi Gacogne]

Arch Linux Security Advisory ASA-201605-15
==========================================

Severity: High
Date    : 2016-05-12
CVE-ID  : CVE-2016-1667 CVE-2016-1668 CVE-2016-1669 CVE-2016-1670
Package : chromium
Type    : multiple issues
Remote  : Yes
Link    : https://wiki.archlinux.org/index.php/CVE

Summary
=======

The package chromium before version 50.0.2661.102-1 is vulnerable to
multiple issues including same-origin policy bypass, denial of service
and possibly arbitrary code execution.

Resolution
==========

Upgrade to 50.0.2661.102-1.

# pacman -Syu "chromium>=50.0.2661.102-1"

The problem has been fixed upstream in version 50.0.2661.102.

Workaround
==========

None.

Description
===========

- CVE-2016-1667:

Same origin bypass in DOM. Credit to Mariusz Mlynski.

- CVE-2016-1668:

Same origin bypass in Blink V8 bindings. Credit to Mariusz Mlynski.

- CVE-2016-1669:

Buffer overflow in V8. Credit to Choongwoo Han.

- CVE-2016-1670:

Race condition in loader. Credit to anonymous.

Impact
======

A remote attacker can bypass the same-origin policy to access sensitive
information, cause a denial of service by crashing the application or
possibly execute arbitrary code on the affected host.

References
==========

http://googlechromereleases.blogspot.fr/2016/05/stable-channel-update.html
https://access.redhat.com/security/cve/CVE-2016-1667
https://access.redhat.com/security/cve/CVE-2016-1668
https://access.redhat.com/security/cve/CVE-2016-1669
https://access.redhat.com/security/cve/CVE-2016-1670

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