Description
Mozilla Firefox before 35.0 and SeaMonkey before 2.32 do not properly initialize memory for BMP images, which allows remote attackers to obtain sensitive information from process memory via a crafted web page that triggers the rendering of malformed BMP data within a CANVAS element.
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 | 35.0+build3-0ubuntu0.14.04.2 | USN-2458-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | MozillaFirefox | 50.1.0-1.1 | openSUSE-SU-2024:10071-1 |
| openSUSE Tumbleweed | firefox-esr | 128.5.1-1.1 | openSUSE-SU-2024:14572-1 |
Advisories 3
- USN-2458-1 firefox vulnerabilities Ubuntu Security Notices (USN) · Apr 22, 2026
- openSUSE-SU-2024:14572-1 firefox-esr-128.5.1-1.1 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
- 62242 third-party-advisory
- 1031533 vdb-entry
- openSUSE-SU-2015:0192 vendor-advisory
- 62250 third-party-advisory
- SUSE-SU-2015:0173 vendor-advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1094536
- openSUSE-SU-2015:0077 vendor-advisory
- 62418 third-party-advisory
- SUSE-SU-2015:0171 vendor-advisory
- 62316 third-party-advisory
- GLSA-201504-01 vendor-advisory
- http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html
- 62790 third-party-advisory
- firefox-cve20148637-info-disc(99957) vdb-entry
- 62446 third-party-advisory
- SUSE-SU-2015:0180 vendor-advisory
- 72048 vdb-entry
- 62253 third-party-advisory
- http://www.mozilla.org/security/announce/2014/mfsa2015-02.html