USN-728-2: Firefox vulnerabilities

6 March 2009

firefox vulnerabilities

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

  • Ubuntu 7.10

Software Description

  • firefox

Details

Jesse Ruderman and Gary Kwong discovered flaws in the browser engine. If a user were tricked into viewing a malicious website, a remote attacker could cause a denial of service or possibly execute arbitrary code with the privileges of the user invoking the program. (CVE-2009-0772, CVE-2009-0774)

Georgi Guninski discovered a flaw when Firefox performed a cross-domain redirect. An attacker could bypass the same-origin policy in Firefox by utilizing nsIRDFService and steal private data from users authenticated to the redirected website. (CVE-2009-0776)

Update instructions

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

Ubuntu 7.10
firefox - 2.0.0.21~tb.21+nobinonly-0ubuntu0.7.10.1

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

After a standard system upgrade you need to restart Firefox to effect the necessary changes.

References