USN-2243-1: Firefox vulnerabilities

11 June 2014

firefox vulnerabilities

A security issue affects these releases of Ubuntu and its derivatives:

  • Ubuntu 14.04 LTS
  • Ubuntu 13.10
  • Ubuntu 12.04 LTS

Summary

Firefox could be made to crash or run programs as your login if it opened a malicious website.

Software Description

  • firefox - Mozilla Open Source web browser

Details

Gary Kwong, Christoph Diehl, Christian Holler, Hannes Verschore, Jan de Mooij, Ryan VanderMeulen, Jeff Walden, Kyle Huey, Jesse Ruderman, Gregor Wagner, Benoit Jacob and Karl Tomlinson discovered multiple memory safety issues in Firefox. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit these to cause a denial of service via application crash, or execute arbitrary code with the privileges of the user invoking Firefox. (CVE-2014-1533, CVE-2014-1534)

Abhishek Arya discovered multiple use-after-free and out-of-bounds read issues in Firefox. An attacker could potentially exploit these to cause a denial of service via application crash or execute arbitrary code with the priviliges of the user invoking Firefox. (CVE-2014-1536, CVE-2014-1537, CVE-2014-1538)

Tyson Smith and Jesse Schwartzentruber discovered a use-after-free in the event listener manager. An attacker could potentially exploit this to cause a denial of service via application crash or execute arbitrary code with the priviliges of the user invoking Firefox. (CVE-2014-1540)

A use-after-free was discovered in the SMIL animation controller. An attacker could potentially exploit this to cause a denial of service via application crash or execute arbitrary code with the priviliges of the user invoking Firefox. (CVE-2014-1541)

Holger Fuhrmannek discovered a buffer overflow in Web Audio. An attacker could potentially exploit this to cause a denial of service via application crash or execute arbitrary code with the priviliges of the user invoking Firefox. (CVE-2014-1542)

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 14.04 LTS
firefox - 30.0+build1-0ubuntu0.14.04.3
Ubuntu 13.10
firefox - 30.0+build1-0ubuntu0.13.10.3
Ubuntu 12.04 LTS
firefox - 30.0+build1-0ubuntu0.12.04.3

To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.

After a standard system update you need to restart Firefox to make all the necessary changes.

References