| Name | CVE-2017-5193 |
| Description | The nickcmp function in Irssi before 0.8.21 allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via a message without a nick. |
| 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-1217-1 |
| Debian Bugs | 850403 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| irssi (PTS) | bullseye | 1.2.3-1 | fixed |
| bookworm | 1.4.3-2 | fixed |
| sid, trixie | 1.4.5-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| irssi | source | wheezy | 0.8.15-5+deb7u4 | | DLA-1217-1 | |
| irssi | source | jessie | 0.8.17-1+deb8u3 | | | |
| irssi | source | (unstable) | 0.8.21-1 | | | 850403 |
Notes
https://www.openwall.com/lists/oss-security/2017/01/05/2
https://github.com/irssi/irssi/commit/6c6c42e3d1b49d90aacc0b67f8540471cae02a1d
https://irssi.org/security/irssi_sa_2017_01.txt