USN-2009-1: Firefox vulnerabilities

29 October 2013

firefox vulnerabilities

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

  • Ubuntu 13.10
  • Ubuntu 13.04
  • Ubuntu 12.10
  • 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

Multiple memory safety issues were discovered in Firefox. If a user were tricked in to opening a specially crafted page, an attacker could possibly exploit these to cause a denial of service via application crash, or potentially execute arbitrary code with the privileges of the user invoking Firefox. (CVE-2013-1739, CVE-2013-5590, CVE-2013-5591, CVE-2013-5592)

Jordi Chancel discovered that HTML select elements could display arbitrary content. An attacker could potentially exploit this to conduct URL spoofing or clickjacking attacks (CVE-2013-5593)

Abhishek Arya discovered a crash when processing XSLT data in some circumstances. An attacker could potentially exploit this to execute arbitrary code with the privileges of the user invoking Firefox. (CVE-2013-5604)

Dan Gohman discovered a flaw in the Javascript engine. When combined with other vulnerabilities, an attacked could possibly exploit this to execute arbitrary code with the privileges of the user invoking Firefox. (CVE-2013-5595)

Ezra Pool discovered a crash on extremely large pages. An attacked could potentially exploit this to execute arbitrary code with the privileges of the user invoking Firefox. (CVE-2013-5596)

Byoungyoung Lee discovered a use-after-free when updating the offline cache. An attacker could potentially exploit this to cause a denial of service via application crash or execute arbitrary code with the privileges of the user invoking Firefox. (CVE-2013-5597)

Cody Crews discovered a way to append an iframe in to an embedded PDF object displayed with PDF.js. An attacked could potentially exploit this to read local files, leading to information disclosure. (CVE-2013-5598)

Multiple use-after-free flaws were discovered in Firefox. 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-2013-5599, CVE-2013-5600, CVE-2013-5601)

A memory corruption flaw was discovered in the Javascript engine when using workers with direct proxies. An attacker could potentially exploit this to cause a denial of service via application crash or execute arbitrary code with the privileges of the user invoking Firefox. (CVE-2013-5602)

Abhishek Arya discovered a use-after-free when interacting with HTML document templates. An attacker could potentially exploit this to cause a denial of service via application crash or execute arbitrary code with the privileges of the user invoking Firefox. (CVE-2013-5603)

Update instructions

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

Ubuntu 13.10
firefox - 25.0+build3-0ubuntu0.13.10.1
Ubuntu 13.04
firefox - 25.0+build3-0ubuntu0.13.04.1
Ubuntu 12.10
firefox - 25.0+build3-0ubuntu0.12.10.1
Ubuntu 12.04 LTS
firefox - 25.0+build3-0ubuntu0.12.04.1

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