Mozilla Firefox 3 before 3.0.11 associates an incorrect principal with a file: URL loaded through the location bar, which allows user-assisted remote attackers to bypass intended access restrictions and read files via a crafted HTML document, aka a "file-URL-to-file-URL scripting" attack.
https://www.redhat.com/archives/fedora-package-announce/2009-June/msg00657.html
https://www.redhat.com/archives/fedora-package-announce/2009-June/msg00574.html
https://rhn.redhat.com/errata/RHSA-2009-1095.html
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9256
https://bugzilla.redhat.com/show_bug.cgi?id=503581
https://bugzilla.mozilla.org/show_bug.cgi?id=479943
http://www.vupen.com/english/advisories/2009/1572
http://www.securityfocus.com/bid/35386
http://www.securityfocus.com/bid/35326
http://www.mozilla.org/security/announce/2009/mfsa2009-30.html
http://www.debian.org/security/2009/dsa-1820
http://sunsolve.sun.com/search/document.do?assetkey=1-66-264308-1
http://slackware.com/security/viewer.php?l=slackware-security&y=2009&m=slackware-security.372468
http://secunia.com/advisories/35468
http://secunia.com/advisories/35431
http://secunia.com/advisories/35415