| Name | CVE-2018-12379 |
| Description | When the Mozilla Updater opens a MAR format file which contains a very long item filename, an out-of-bounds write can be triggered, leading to a potentially exploitable crash. This requires running the Mozilla Updater manually on the local system with the malicious MAR file in order to occur. This vulnerability affects Firefox < 62, Firefox ESR < 60.2, and Thunderbird < 60.2.1. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-1575-1, DSA-4327-1 |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| firefox (PTS) | sid | 132.0.1-1 | fixed |
| firefox-esr (PTS) | bullseye | 115.14.0esr-1~deb11u1 | fixed |
| bullseye (security) | 128.4.0esr-1~deb11u1 | fixed | |
| bookworm | 115.14.0esr-1~deb12u1 | fixed | |
| bookworm (security) | 128.4.0esr-1~deb12u1 | fixed | |
| trixie | 128.3.1esr-2 | fixed | |
| sid | 128.4.0esr-1 | fixed | |
| thunderbird (PTS) | bullseye | 1:115.12.0-1~deb11u1 | fixed |
| bullseye (security) | 1:128.4.0esr-1~deb11u1 | fixed | |
| bookworm | 1:115.12.0-1~deb12u1 | fixed | |
| bookworm (security) | 1:128.4.0esr-1~deb12u1 | fixed | |
| trixie | 1:128.4.0esr-1 | fixed | |
| sid | 1:128.4.2esr-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| firefox | source | (unstable) | 62.0-1 | unimportant | ||
| firefox-esr | source | stretch | 60.2.0esr-1~deb9u2 | |||
| firefox-esr | source | (unstable) | 60.2.0esr-1 | unimportant | ||
| thunderbird | source | jessie | 1:60.3.0-1~deb8u1 | DLA-1575-1 | ||
| thunderbird | source | stretch | 1:60.2.1-2~deb9u1 | DSA-4327-1 | ||
| thunderbird | source | (unstable) | 1:60.2.1-1 |
https://www.mozilla.org/en-US/security/advisories/mfsa2018-20/#CVE-2018-12379
https://www.mozilla.org/en-US/security/advisories/mfsa2018-21/#CVE-2018-12379
https://www.mozilla.org/en-US/security/advisories/mfsa2018-25/#CVE-2018-12379