Description
The Form Autocompletion feature in Mozilla Firefox before 36.0, Firefox ESR 31.x before 31.5, and Thunderbird before 31.5 allows remote attackers to read arbitrary files via crafted JavaScript code.
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 7 | icedove | 31.5.0-1~deb7u1 | DSA-3179-1 |
| Debian 7 | iceweasel | 31.5.0esr-1~deb7u1 | DSA-3174-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 14.04 LTS | firefox | 36.0+build2-0ubuntu0.14.04.4 | USN-2505-1 |
| Ubuntu 14.04 LTS | thunderbird | 1:31.5.0+build1-0ubuntu0.14.04.1 | USN-2506-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 7 | firefox +1 | 31.5.0-2.ael7b_1 | RHSA-2015:0642, RHSA-2015:0629, RHSA-2015:0265 |
| RHEL 7 | xulrunner +1 | 31.5.0-1.el7_0 | RHSA-2015:0265 |
| RHEL 6 | firefox +1 | 31.5.0-1.el6_6 | RHSA-2015:0266, RHSA-2015:0265 |
| RHEL 5 | firefox +1 | 31.5.0-1.el5_11 | RHSA-2015:0266, RHSA-2015:0265 |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Red Hat Rhel Productivity 5 | thunderbird | 31.5.0-1.el5_11 | RHSA-2015:0266 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 12 | MozillaFirefox | 31.5.0esr-24.1 | SUSE-SU-2015:0412-1 |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES for SAP 12 | MozillaFirefox | 31.5.0esr-24.1 | SUSE-SU-2015:0412-1 |
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 |
| openSUSE Tumbleweed | firefox-esr | 128.5.1-1.1 | openSUSE-SU-2024:14572-1 |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 7 | firefox | 31.5.0-2.0.1.el7_0 | ELSA-2015-0265 |
| Oracle Linux 7 | thunderbird | 31.5.0-2.el7_1 | ELSA-2015-0642 |
| Oracle Linux 7 | xulrunner +1 | 31.5.0-1.0.1.el7_0 | ELSA-2015-0265 |
Advisories 14
- RHSA-2015:0642 Red Hat Security Advisory: thunderbird security update Red Hat Security Advisories (RHSA) · Jun 27, 2026
- RHSA-2015:0629 Red Hat Security Advisory: firefox security update Red Hat Security Advisories (RHSA) · Jun 27, 2026
- RHSA-2015:0266 Red Hat Security Advisory: thunderbird security update Red Hat Security Advisories (RHSA) · Jun 27, 2026
- RHSA-2015:0265 Red Hat Security Advisory: firefox security update Red Hat Security Advisories (RHSA) · Jun 27, 2026
- USN-2506-1 thunderbird vulnerabilities Ubuntu Security Notices (USN) · Apr 22, 2026
- USN-2505-1 firefox vulnerabilities Ubuntu Security Notices (USN) · Apr 22, 2026
- DSA-3179-1 icedove - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DSA-3174-1 iceweasel - security update 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
- SUSE-SU-2015:0412-1 Security update for MozillaFirefox SUSE / openSUSE Security Updates · Feb 4, 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
- ELSA-2015-0642 Important: thunderbird security update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · Mar 12, 2015
- ELSA-2015-0265 Critical: firefox security update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · Feb 25, 2015
References
- SUSE-SU-2015:0446 vendor-advisory
- SUSE-SU-2015:0447 vendor-advisory
- RHSA-2015:0642 vendor-advisory
- openSUSE-SU-2015:0448 vendor-advisory
- USN-2506-1 vendor-advisory
- openSUSE-SU-2015:0567 vendor-advisory
- GLSA-201504-01 vendor-advisory
- openSUSE-SU-2015:0404 vendor-advisory
- RHSA-2015:0265 vendor-advisory
- 1031792 vdb-entry
- DSA-3174 vendor-advisory
- http://www.oracle.com/technetwork/topics/security/bulletinapr2015-2511959.html
- openSUSE-SU-2015:1266 vendor-advisory
- DSA-3179 vendor-advisory
- RHSA-2015:0266 vendor-advisory
- 1031791 vdb-entry
- http://www.mozilla.org/security/announce/2015/mfsa2015-24.html
- 72756 vdb-entry
- openSUSE-SU-2015:0570 vendor-advisory
- USN-2505-1 vendor-advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1110557
- SUSE-SU-2015:0412 vendor-advisory