Description:
===========================================================Ubuntu Security Notice USN-877-1 January 08, 2010firefox-3.0, xulrunner-1.9 regressionhttps://launchpad.net/bugs/504516===========================================================A security issue affects the following Ubuntu releases:Ubuntu 8.04 LTSUbuntu 8.10Ubuntu 9.04This advisory also applies to the corresponding versions ofKubuntu, Edubuntu, and Xubuntu.The problem can be corrected by upgrading your system to thefollowing package versions:Ubuntu 8.04 LTS: firefox-3.0 3.0.17+nobinonly-0ubuntu0.8.04.1 xulrunner-1.9 1.9.0.17+nobinonly-0ubuntu0.8.04.1Ubuntu 8.10: abrowser 3.0.17+nobinonly-0ubuntu0.8.10.1 firefox-3.0 3.0.17+nobinonly-0ubuntu0.8.10.1 xulrunner-1.9 1.9.0.17+nobinonly-0ubuntu0.8.10.1Ubuntu 9.04: abrowser 3.0.17+nobinonly-0ubuntu0.9.04.1 firefox-3.0 3.0.17+nobinonly-0ubuntu0.9.04.1 xulrunner-1.9 1.9.0.17+nobinonly-0ubuntu0.9.04.1After a standard system upgrade you need to restart Firefox and anyapplications that use xulrunner to effect the necessary changes.Details follow:USN-873-1 fixed vulnerabilities in Firefox and Xulrunner. The upstreamchanges introduced a regression when using NTLM authentication. This updatefixes the problem and adds additional stability fixes.We apologize for the inconvenience.Original advisory details: Jesse Ruderman, Josh Soref, Martijn Wargers, Jose Angel, Olli Pettay, and David James discovered several flaws in the browser and JavaScript engines of Firefox. 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-2009-3979, CVE-2009-3981, CVE-2009-3986) Takehiro Takahashi discovered flaws in the NTLM implementation in Firefox. If an NTLM authenticated user visited a malicious website, a remote attacker could send requests to other applications, authenticated as the user. (CVE-2009-3983) Jonathan Morgan discovered that Firefox did not properly display SSL indicators under certain circumstances. This could be used by an attacker to spoof an encrypted page, such as in a phishing attack. (CVE-2009-3984) Jordi Chancel discovered that Firefox did not properly display invalid URLs for a blank page. If a user were tricked into accessing a malicious website, an attacker could exploit this to spoof the location bar, such as in a phishing attack. (CVE-2009-3985)
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