| Name | CVE-2017-7800 |
| Description | A use-after-free vulnerability can occur in WebSockets when the object holding the connection is freed before the disconnection operation is finished. This results in an exploitable crash. This vulnerability affects Thunderbird < 52.3, Firefox ESR < 52.3, and Firefox < 55. |
| 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-1053-1, DLA-1087-1, DSA-3928-1, DSA-3968-1 |
| Debian Bugs | 872834 |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| firefox (PTS) | sid | 132.0.2-1 | fixed |
| firefox-esr (PTS) | bullseye | 115.14.0esr-1~deb11u1 | fixed |
| bullseye (security) | 128.4.0esr-1~deb11u1 | fixed | |
| bookworm | 128.3.1esr-1~deb12u1 | fixed | |
| bookworm (security) | 128.4.0esr-1~deb12u1 | fixed | |
| trixie | 128.3.1esr-2 | fixed | |
| sid | 128.4.0esr-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) | 55.0-1 | |||
| firefox-esr | source | wheezy | 52.3.0esr-1~deb7u1 | DLA-1053-1 | ||
| firefox-esr | source | jessie | 52.3.0esr-1~deb8u2 | DSA-3928-1 | ||
| firefox-esr | source | stretch | 52.3.0esr-1~deb9u1 | DSA-3928-1 | ||
| firefox-esr | source | (unstable) | 52.3.0esr-1 | |||
| icedove | source | wheezy | 1:52.3.0-4~deb7u1 | DLA-1087-1 | ||
| icedove | source | jessie | 1:52.3.0-4~deb8u2 | DSA-3968-1 | ||
| icedove | source | stretch | 1:52.3.0-4~deb9u1 | DSA-3968-1 | ||
| icedove | source | (unstable) | 1:52.3.0-1 | 872834 |