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=========================================================== Ubuntu Security Notice USN-398-2 January 03, 2007 firefox vulnerabilities CVE-2006-6497, CVE-2006-6498, CVE-2006-6499, CVE-2006-6501, CVE-2006-6502, CVE-2006-6503, CVE-2006-6504 =========================================================== 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 firefox-dev 1.5.dfsg+1.5.0.9-0ubuntu0.5.10 Ubuntu 6.06 LTS: firefox 1.5.dfsg+1.5.0.9-0ubuntu0.6.06 firefox-dev 1.5.dfsg+1.5.0.9-0ubuntu0.6.06 libnspr-dev 1.5.dfsg+1.5.0.9-0ubuntu0.6.06 libnspr4 1.5.dfsg+1.5.0.9-0ubuntu0.6.06 libnss-dev 1.5.dfsg+1.5.0.9-0ubuntu0.6.06 libnss3 1.5.dfsg+1.5.0.9-0ubuntu0.6.06 After a standard system upgrade you need to restart Firefox to effect the necessary changes. Details follow: USN-398-1 fixed vulnerabilities in Firefox 2.0. This update provides the corresponding updates for Firefox 1.5. 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)