A flaw was discovered in the browser engine when restoring closed tabs. If a user were tricked into restoring a tab to a malicious website with form input controls, an attacker could steal local files on the user’s system. (CVE-2009-0355)
Wladimir Palant discovered that Firefox did not restrict access to cookies in HTTP response headers. If a user were tricked into opening a malicious web page, a remote attacker could view sensitive information. (CVE-2009-0357)
10 February 2009
A security issue affects these releases of Ubuntu and its derivatives:
A flaw was discovered in the browser engine when restoring closed tabs. If a user were tricked into restoring a tab to a malicious website with form input controls, an attacker could steal local files on the user’s system. (CVE-2009-0355)
Wladimir Palant discovered that Firefox did not restrict access to cookies in HTTP response headers. If a user were tricked into opening a malicious web page, a remote attacker could view sensitive information. (CVE-2009-0357)
The problem can be corrected by updating your system to the following package versions:
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.
Vulmon