Description
Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 43.0 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.
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 14.04 LTS | firefox | 43.0+build1-0ubuntu0.14.04.1 | USN-2833-1 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 12 SP1 | MozillaFirefox | 38.5.0esr-54.1 | SUSE-SU-2015:2335-1 |
| SLES 12 | MozillaFirefox | 38.5.0esr-54.1 | SUSE-SU-2015:2335-1 |
| SLES 11 SP4 | MozillaFirefox | 38.5.0esr-28.2 | SUSE-SU-2015:2334-1 |
| SLES 11 SP3 | MozillaFirefox | 38.5.0esr-28.2 | SUSE-SU-2015:2334-1 |
| SLES 11 SP2 | MozillaFirefox | 38.5.0esr-28.2 | SUSE-SU-2015:2336-1 |
Show 4 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES for SAP 12 SP1 | MozillaFirefox | 38.5.0esr-54.1 | SUSE-SU-2015:2335-1 |
| SLES for SAP 12 | MozillaFirefox | 38.5.0esr-54.1 | SUSE-SU-2015:2335-1 |
| SLES for SAP 11 SP4 | MozillaFirefox | 38.5.0esr-28.2 | SUSE-SU-2015:2334-1 |
| SLES for SAP 11 SP3 | MozillaFirefox | 38.5.0esr-28.2 | SUSE-SU-2015:2334-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | MozillaFirefox | 50.1.0-1.1 | openSUSE-SU-2024:10071-1 |
Advisories 5
- USN-2833-1 firefox vulnerabilities Ubuntu Security Notices (USN) · Apr 22, 2026
- SUSE-SU-2015:2336-1 Security update for MozillaFirefox SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2015:2335-1 Security update for MozillaFirefox SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2015:2334-1 Security update for MozillaFirefox 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
- https://bugzilla.mozilla.org/show_bug.cgi?id=1207571
- SUSE-SU-2015:2334 vendor-advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1200580
- http://www.mozilla.org/security/announce/2015/mfsa2015-134.html
- 79279 vdb-entry
- SUSE-SU-2015:2335 vendor-advisory
- GLSA-201512-10 vendor-advisory
- openSUSE-SU-2015:2353 vendor-advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1219330
- https://bugzilla.mozilla.org/show_bug.cgi?id=1193999
- https://bugzilla.mozilla.org/show_bug.cgi?id=1221421
- https://bugzilla.mozilla.org/show_bug.cgi?id=1197012
- openSUSE-SU-2016:0308 vendor-advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1193757
- FEDORA-2015-7ab3d3afcf vendor-advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1194002
- https://bugzilla.mozilla.org/show_bug.cgi?id=1208059
- https://bugzilla.mozilla.org/show_bug.cgi?id=1188105
- USN-2833-1 vendor-advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1221904
- SUSE-SU-2015:2336 vendor-advisory
- openSUSE-SU-2016:0307 vendor-advisory
- FEDORA-2015-51b1105902 vendor-advisory
- 1034426 vdb-entry
- https://bugzilla.mozilla.org/show_bug.cgi?id=1212305
- https://bugzilla.mozilla.org/show_bug.cgi?id=1194006