Description: 
=========================================================== Ubuntu Security Notice USN-398-4 January 27, 2007 firefox regression https://launchpad.net/bugs/77859 =========================================================== A security issue affects the following Ubuntu releases: Ubuntu 5.10 Ubuntu 6.06 LTS This advisory also applies to the corresponding versions of Kubuntu, Edubuntu, and Xubuntu. The problem can be corrected by upgrading your system to the following package versions: Ubuntu 5.10: firefox 1.5.dfsg+1.5.0.9-0ubuntu0.5.10.1 Ubuntu 6.06 LTS: firefox 1.5.dfsg+1.5.0.9-0ubuntu0.6.06.1 After a standard system upgrade you need to restart Firefox to effect the necessary changes. Details follow: USN-398-2 fixed vulnerabilities in Firefox 1.5. However, when auto-filling saved-password login forms without a username field, Firefox would crash. This update fixes the problem. We apologize for the inconvenience. Original advisory details: Various flaws have been reported that allow an attacker to execute arbitrary code with user privileges by tricking the user into opening a malicious web page containing JavaScript or SVG. (CVE-2006-6497, CVE-2006-6498, CVE-2006-6499, CVE-2006-6501, CVE-2006-6502, CVE-2006-6504) Various flaws have been reported that allow an attacker to bypass Firefox's internal XSS protections by tricking the user into opening a malicious web page containing JavaScript. (CVE-2006-6503)