Description
The layout engine in Mozilla Firefox 3.x before 3.0.5, Thunderbird 2.x before 2.0.0.19, and SeaMonkey 1.x before 1.1.14 allows remote attackers to cause a denial of service via vectors that trigger an assertion failure.
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.
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 5 | firefox | 3.0.5-1.el5_2 | RHSA-2008:1036 |
| RHEL 5 | nspr +1 | 4.7.3-2.el5 | RHSA-2008:1036 |
| RHEL 5 | nss +3 | 3.12.2.0-2.el5 | RHSA-2008:1036 |
| RHEL 5 | thunderbird | 2.0.0.19-1.el5_2 | RHSA-2009:0002 |
| RHEL 5 | xulrunner +2 | 1.9.0.5-1.el5_2 | RHSA-2008:1036 |
| RHEL 4 | firefox | 3.0.5-1.el4 | RHSA-2008:1036 |
| RHEL 4 | nspr +1 | 4.7.3-1.el4 | RHSA-2008:1036 |
| RHEL 4 | nss +1 | 3.12.2.0-1.el4 | RHSA-2008:1036 |
| RHEL 4 | seamonkey +5 | 1.0.9-32.el4 | RHSA-2008:1037 |
| RHEL 4 | thunderbird | 1.5.0.12-18.el4 | RHSA-2009:0002 |
| RHEL 3 | seamonkey +9 | 1.0.9-0.29.el3 | RHSA-2008:1037 |
| RHEL 2 | seamonkey +9 | 1.0.9-0.25.el2 | RHSA-2008:1037 |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Red Hat Rhel Productivity 5 | thunderbird | 2.0.0.19-1.el5_2 | RHSA-2009:0002 |
Advisories 3
- RHSA-2008:1036 Red Hat Security Advisory: firefox security update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- RHSA-2009:0002 Red Hat Security Advisory: thunderbird security update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- RHSA-2008:1037 Red Hat Security Advisory: seamonkey security update Red Hat Security Advisories (RHSA) · Jun 26, 2026
References
- 32882 vdb-entry
- 33421 third-party-advisory
- RHSA-2008:1036 vendor-advisory
- ADV-2009-0977 vdb-entry
- https://bugzilla.mozilla.org/show_bug.cgi?id=395623
- MDVSA-2008:245 vendor-advisory
- USN-690-1 vendor-advisory
- 33203 third-party-advisory
- oval:org.mitre.oval:def:10257 vdb-entry signature
- 33216 third-party-advisory
- 256408 vendor-advisory
- RHSA-2008:1037 vendor-advisory
- http://www.mozilla.org/security/announce/2008/mfsa2008-60.html
- RHSA-2009:0002 vendor-advisory
- 33188 third-party-advisory
- mozilla-layout-code-execution-var4(47407) vdb-entry
- 1021417 vdb-entry
- 33189 third-party-advisory
- 34501 third-party-advisory