Description
Use-after-free vulnerability in the nsCycleCollector::MarkRoots function in Mozilla Firefox 3.5.x before 3.5.10 and SeaMonkey before 2.0.5 allows remote attackers to execute arbitrary code via a crafted HTML document, related to an improper frame construction process for menus.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 5.0 | xulrunner | 1.9.0.19-2 | DSA-2064-1 |
Advisories 1
- DSA-2064-1 xulrunner - several vulnerabilities Debian Security (DSA / DLA) · Mar 9, 2026
References
- 40481 third-party-advisory
- FEDORA-2010-10361 vendor-advisory
- 1024138 vdb-entry
- 41050 vdb-entry
- http://www.mozilla.org/security/announce/2010/mfsa2010-27.html
- ADV-2010-1773 vdb-entry
- https://bugzilla.mozilla.org/show_bug.cgi?id=557174
- ADV-2010-1592 vdb-entry
- ADV-2010-1551 vdb-entry
- SUSE-SA:2010:030 vendor-advisory
- oval:org.mitre.oval:def:12586 vdb-entry signature
- FEDORA-2010-10344 vendor-advisory
- 40326 third-party-advisory