| Name | CVE-2020-8955 |
| Description | irc_mode_channel_update in plugins/irc/irc-mode.c in WeeChat through 2.7 allows remote attackers to cause a denial of service (buffer overflow and application crash) or possibly have unspecified other impact via a malformed IRC message 324 (channel mode). |
| 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-2157-1, DLA-2770-1 |
| Debian Bugs | 951289 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| weechat (PTS) | jessie, jessie (lts) | 1.0.1-1+deb8u4 | fixed |
| stretch (security), stretch (lts), stretch | 1.6-1+deb9u3 | fixed |
| buster | 2.3-1+deb10u1 | fixed |
| bullseye | 3.0-1+deb11u1 | fixed |
| bookworm | 3.8-1 | fixed |
| sid, trixie | 4.1.1-1 | fixed |
The information below is based on the following data on fixed versions.
Notes
https://github.com/weechat/weechat/commit/6f4f147d8e86adf9ad34a8ffd7e7f1f23a7e74da