The Javascript interpreter (jsinterp.c) in Mozilla and Firefox before 1.5.1 does not properly dereference objects, which allows remote attackers to cause a denial of service (crash) or execute arbitrary code via unknown attack vectors related to garbage collection.
- http://www.redhat.com/support/errata/RHSA-2006-0199.html
- http://www.redhat.com/support/errata/RHSA-2006-0330.html
No PoCs found on GitHub currently.