Description
Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox 4.x through 13.0, Firefox ESR 10.x before 10.0.6, Thunderbird 5.0 through 13.0, Thunderbird ESR 10.x before 10.0.6, and SeaMonkey before 2.11 allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unknown vectors.
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 6.0 | iceape | 2.0.11-14 | DSA-2513-1 |
| Debian 6.0 | icedove | 3.0.11-1+squeeze12 | DSA-2528-1 |
| Debian 6.0 | iceweasel | 3.5.16-17 | DSA-2514-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 6 | firefox +3 | 10.0.6-1.el6_3 | RHSA-2012:1089, RHSA-2012:1088 |
| RHEL 5 | firefox +1 | 10.0.6-1.el5_8 | RHSA-2012:1089, RHSA-2012:1088 |
| RHEL 5 | xulrunner +1 | 10.0.6-2.el5_8 | RHSA-2012:1088 |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Red Hat Rhel Productivity 5 | thunderbird | 10.0.6-1.el5_8 | RHSA-2012:1089 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | MozillaFirefox | 50.1.0-1.1 | openSUSE-SU-2024:10071-1 |
| openSUSE Tumbleweed | MozillaThunderbird | 45.5.1-1.1 | openSUSE-SU-2024:10230-1 |
Advisories 7
- RHSA-2012:1088 Red Hat Security Advisory: firefox security update Red Hat Security Advisories (RHSA) · Jun 28, 2026
- RHSA-2012:1089 Red Hat Security Advisory: thunderbird security update Red Hat Security Advisories (RHSA) · Jun 28, 2026
- DSA-2513-1 iceape - several vulnerabilities Debian Security (DSA / DLA) · Mar 9, 2026
- DSA-2514-1 iceweasel - several vulnerabilities Debian Security (DSA / DLA) · Mar 9, 2026
- DSA-2528-1 icedove - several Debian Security (DSA / DLA) · Mar 9, 2026
- openSUSE-SU-2024:10230-1 MozillaThunderbird-45.5.1-1.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:10071-1 MozillaFirefox-50.1.0-1.1 on GA media SUSE / openSUSE Security Updates · May 7, 2025
References
- 49977 third-party-advisory
- 49992 third-party-advisory
- DSA-2514 vendor-advisory
- DSA-2528 vendor-advisory
- 1027256 vdb-entry
- RHSA-2012:1088 vendor-advisory
- 49963 third-party-advisory
- USN-1509-2 vendor-advisory
- 1027258 vdb-entry
- 49979 third-party-advisory
- SUSE-SU-2012:0895 vendor-advisory
- USN-1510-1 vendor-advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=746103
- https://bugzilla.mozilla.org/show_bug.cgi?id=772282
- http://www.mozilla.org/security/announce/2012/mfsa2012-42.html
- 49965 third-party-advisory
- 1027257 vdb-entry
- 54580 vdb-entry
- openSUSE-SU-2012:0917 vendor-advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=763225
- https://bugzilla.mozilla.org/show_bug.cgi?id=732233
- https://bugzilla.mozilla.org/show_bug.cgi?id=750575
- https://bugzilla.mozilla.org/show_bug.cgi?id=756600
- https://bugzilla.mozilla.org/show_bug.cgi?id=749385
- 49964 third-party-advisory
- SUSE-SU-2012:0896 vendor-advisory
- 49994 third-party-advisory
- openSUSE-SU-2012:0899 vendor-advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=758471
- 49968 third-party-advisory
- USN-1509-1 vendor-advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=754989
- 84007 vdb-entry
- https://bugzilla.mozilla.org/show_bug.cgi?id=746896
- 49993 third-party-advisory
- 49972 third-party-advisory
- oval:org.mitre.oval:def:16744 vdb-entry signature