| Name | CVE-2017-5402 |
| Description | A use-after-free can occur when events are fired for a "FontFace" object after the object has been already been destroyed while working with fonts. This results in a potentially exploitable crash. This vulnerability affects Firefox < 52, Firefox ESR < 45.8, Thunderbird < 52, and Thunderbird < 45.8. |
| 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-852-1, DLA-896-1, DSA-3805-1, DSA-3832-1 |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| firefox (PTS) | sid | 125.0.1-2 | fixed |
| firefox-esr (PTS) | buster | 91.12.0esr-1~deb10u1 | fixed |
| buster (security) | 115.9.1esr-1~deb10u1 | fixed | |
| bullseye | 115.7.0esr-1~deb11u1 | fixed | |
| bullseye (security) | 115.10.0esr-1~deb11u1 | fixed | |
| bookworm | 115.7.0esr-1~deb12u1 | fixed | |
| bookworm (security) | 115.10.0esr-1~deb12u1 | fixed | |
| trixie | 115.8.0esr-1 | fixed | |
| sid | 115.10.0esr-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) | 52.0-1 | |||
| firefox-esr | source | wheezy | 45.8.0esr-1~deb7u1 | DLA-852-1 | ||
| firefox-esr | source | jessie | 45.8.0esr-1~deb8u1 | DSA-3805-1 | ||
| firefox-esr | source | (unstable) | 45.8.0esr-1 | |||
| icedove | source | wheezy | 1:45.8.0-3~deb7u1 | DLA-896-1 | ||
| icedove | source | jessie | 1:45.8.0-3~deb8u1 | DSA-3832-1 | ||
| icedove | source | (unstable) | 1:45.8.0-1 |
https://www.mozilla.org/en-US/security/advisories/mfsa2017-05/#CVE-2017-5402
https://www.mozilla.org/en-US/security/advisories/mfsa2017-06/#CVE-2017-5402
https://www.mozilla.org/en-US/security/advisories/mfsa2017-07/#CVE-2017-5402