Description
Mozilla Firefox before 44.0 stores cookies with names containing vertical tab characters, which allows remote attackers to obtain sensitive information by reading HTTP Cookie headers. NOTE: this vulnerability exists because of an incomplete fix for CVE-2015-7208.
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 | 44.0+build3-0ubuntu0.14.04.1 | USN-2880-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | MozillaFirefox | 50.1.0-1.1 | openSUSE-SU-2024:10071-1 |
Advisories 2
- USN-2880-1 firefox vulnerabilities Ubuntu Security Notices (USN) · Apr 22, 2026
- openSUSE-SU-2024:10071-1 MozillaFirefox-50.1.0-1.1 on GA media SUSE / openSUSE Security Updates · May 7, 2025
References
- 1034825 vdb-entry
- USN-2880-1 vendor-advisory
- USN-2880-2 vendor-advisory
- http://www.mozilla.org/security/announce/2016/mfsa2016-04.html
- openSUSE-SU-2016:0309 vendor-advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1233784
- GLSA-201605-06 vendor-advisory
- openSUSE-SU-2016:0306 vendor-advisory