CVE catalog
CVE-2017-5194
irssi: CVE-2017-5194
- Severity
- High · CVSS 7.5
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 4.95% · Oct 25, 2026
Use-after-free vulnerability in Irssi before 0.8.21 allows remote attackers to cause a denial of service (crash) via an invalid nick message.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | irssi | sid | 1.4.5-1 | fixed |
| Debian | irssi | forky | 1.4.5-1 | fixed |
| Debian | irssi | trixie | 1.4.5-1 | fixed |
| Debian | irssi | bookworm | 1.4.3-2 | fixed |
| Alpine | irssi | 3.2 | 0.8.21-r0 | fixed |
| Alpine | irssi | 3.3 | 0.8.21-r0 | fixed |
| Alpine | irssi | 3.4 | 0.8.21-r0 | fixed |
| Alpine | irssi | 3.5 | 0.8.21-r0 | fixed |
| Ubuntu | irssi | 14.04 | 0.8.15-5ubuntu2 | vulnerable |
| Ubuntu | irssi | 14.04 | 0.8.15-5ubuntu3 | vulnerable |
| Ubuntu | irssi | 14.04 | 0.8.15-5ubuntu3.1 | fixed |
| Ubuntu | irssi | 16.04 | 0.8.17-1ubuntu1 | vulnerable |
| Ubuntu | irssi | 16.04 | 0.8.17-1ubuntu2 | vulnerable |
| Ubuntu | irssi | 16.04 | 0.8.18-1ubuntu1 | vulnerable |
| Ubuntu | irssi | 16.04 | 0.8.19-1ubuntu1 | vulnerable |
| Ubuntu | irssi | 16.04 | 0.8.19-1ubuntu1.2 | vulnerable |
| Ubuntu | irssi | 16.04 | 0.8.19-1ubuntu1.3 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | irssi | source | sid | 0.8.21-1 | not yet assigned | Not reported | [850403] |
| Debian | irssi | source | forky | 0.8.21-1 | not yet assigned | Not reported | [850403] |
| Debian | irssi | source | trixie | 0.8.21-1 | not yet assigned | Not reported | [850403] |
| Debian | irssi | source | bookworm | 0.8.21-1 | not yet assigned | Not reported | [850403] |
| Alpine | irssi | apk | 3.2 | 0.8.21-r0 | Not reported | ALPINE-CVE-2017-5194 | Not reported |
| Alpine | irssi | apk | 3.3 | 0.8.21-r0 | Not reported | ALPINE-CVE-2017-5194 | Not reported |
| Alpine | irssi | apk | 3.4 | 0.8.21-r0 | Not reported | ALPINE-CVE-2017-5194 | Not reported |
| Alpine | irssi | apk | 3.5 | 0.8.21-r0 | Not reported | ALPINE-CVE-2017-5194 | Not reported |
| Ubuntu | irssi | deb | 14.04 | 0.8.15-5ubuntu3.1 | Not reported | UBUNTU-CVE-2017-5194 | Not reported |
| Ubuntu | irssi | deb | 16.04 | 0.8.19-1ubuntu1.3 | Not reported | UBUNTU-CVE-2017-5194 | Not reported |
OpenFactory catalog packages
[Debian 12 (Bookworm)]
- [irssi]Fixed
Details (4)
1.4.3-2· amd64 · bookwormFixed · Fixed:
0.8.21-1dsa · irssi · debian · bookworm; dsa · irssi · debian · 12
1.4.3-2· arm64 · bookwormFixed · Fixed:
0.8.21-1dsa · irssi · debian · bookworm; dsa · irssi · debian · 12
1.4.5-1~bpo12+1· amd64 · bookworm-backportsFixed · Fixed:
0.8.21-1dsa · irssi · debian · bookworm; dsa · irssi · debian · 12
1.4.5-1~bpo12+1· arm64 · bookworm-backportsFixed · Fixed:
0.8.21-1dsa · irssi · debian · bookworm; dsa · irssi · debian · 12
- [irssi-dev]Fixed
Source package: [irssi]
Details (4)
1.4.3-2· amd64 · bookwormFixed · Fixed:
0.8.21-1dsa · irssi · debian · bookworm; dsa · irssi · debian · 12
1.4.3-2· arm64 · bookwormFixed · Fixed:
0.8.21-1dsa · irssi · debian · bookworm; dsa · irssi · debian · 12
1.4.5-1~bpo12+1· amd64 · bookworm-backportsFixed · Fixed:
0.8.21-1dsa · irssi · debian · bookworm; dsa · irssi · debian · 12
1.4.5-1~bpo12+1· arm64 · bookworm-backportsFixed · Fixed:
0.8.21-1dsa · irssi · debian · bookworm; dsa · irssi · debian · 12
- [irssi-plugin-otr]Fixed
Source package: [irssi]
Details (4)
1.4.3-2· amd64 · bookwormFixed · Fixed:
0.8.21-1dsa · irssi · debian · bookworm; dsa · irssi · debian · 12
1.4.3-2· arm64 · bookwormFixed · Fixed:
0.8.21-1dsa · irssi · debian · bookworm; dsa · irssi · debian · 12
1.4.5-1~bpo12+1· amd64 · bookworm-backportsFixed · Fixed:
0.8.21-1dsa · irssi · debian · bookworm; dsa · irssi · debian · 12
1.4.5-1~bpo12+1· arm64 · bookworm-backportsFixed · Fixed:
0.8.21-1dsa · irssi · debian · bookworm; dsa · irssi · debian · 12
[Debian 13 (Trixie)]
- [irssi]Fixed
Source package: [irssi]
Details (2)
1.4.5-1+b5· amd64 · trixieFixed · Fixed:
0.8.21-1dsa · irssi · debian · 13
1.4.5-1+b5· arm64 · trixieFixed · Fixed:
0.8.21-1dsa · irssi · debian · 13
- [irssi-dev]Fixed
Source package: [irssi]
Details (2)
1.4.5-1+b5· amd64 · trixieFixed · Fixed:
0.8.21-1dsa · irssi · debian · 13
1.4.5-1+b5· arm64 · trixieFixed · Fixed:
0.8.21-1dsa · irssi · debian · 13
- [irssi-plugin-otr]Fixed
Source package: [irssi]
Details (2)
1.4.5-1+b5· amd64 · trixieFixed · Fixed:
0.8.21-1dsa · irssi · debian · 13
1.4.5-1+b5· arm64 · trixieFixed · Fixed:
0.8.21-1dsa · irssi · debian · 13
Observed:
References
- [https://ftp.suse.com/pub/projects/security/csaf/opensuse-su-2017_0093-1.json]
- [https://osv.dev/vulnerability/ALPINE-CVE-2017-5194]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2017-5194]
- [https://osv.dev/vulnerability/UBUNTU-CVE-2017-5194]
- [https://security-tracker.debian.org/tracker/CVE-2017-5194]
- [https://security.access.redhat.com/data/csaf/v2/vex/2017/cve-2017-5194.json]
[Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX]