The find_replen function in jsstr.c in the Javascript engine for Mozilla Suite 1.7.6, Firefox 1.0.1 and 1.0.2, and Netscape 7.2 allows remote attackers to read portions of heap memory in a Javascript string via the lambda replace method.
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11706
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A100025
https://bugzilla.mozilla.org/show_bug.cgi?id=288688
http://www.securityfocus.com/bid/15495
http://www.securityfocus.com/bid/12988
http://www.redhat.com/support/errata/RHSA-2005-601.html
http://www.redhat.com/support/errata/RHSA-2005-386.html
http://www.redhat.com/support/errata/RHSA-2005-384.html
http://www.redhat.com/support/errata/RHSA-2005-383.html
http://www.novell.com/linux/security/advisories/2006_04_25.html
http://www.mozilla.org/security/announce/mfsa2005-33.html
http://www.gentoo.org/security/en/glsa/glsa-200504-18.xml