CVE catalog
CVE-2021-29376
ircii: CVE-2021-29376
- Severity
- Medium
- Published
- Source
- [NVD] · [CVE record]
- EPSS
- 2.26% · Oct 25, 2026
ircII before 20210314 allows remote attackers to cause a denial of service (segmentation fault and client crash, disconnecting the victim from an IRC server) via a crafted CTCP UTC 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 | ircii | sid | 20240918-1.1 | fixed |
| Debian | ircii | forky | 20240918-1.1 | fixed |
| Debian | ircii | trixie | 20240918-1 | fixed |
| Debian | ircii | bookworm | 20210328-2 | fixed |
| Debian | scrollz | sid | 2.2.3-2 | fixed |
| Debian | scrollz | bookworm | 2.2.3-2 | fixed |
| Alpine | ircii | 3.12 | 20210314-r0 | fixed |
| Alpine | ircii | 3.13 | 20210314-r0 | fixed |
| Alpine | ircii | 3.14 | 20210314-r0 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | ircii | source | sid | 20210314-1 | not yet assigned | Not reported | [986214] |
| Debian | ircii | source | forky | 20210314-1 | not yet assigned | Not reported | [986214] |
| Debian | ircii | source | trixie | 20210314-1 | not yet assigned | Not reported | [986214] |
| Debian | ircii | source | bookworm | 20210314-1 | not yet assigned | Not reported | [986214] |
| Debian | scrollz | source | sid | 2.2.3-2 | not yet assigned | Not reported | [986215] |
| Debian | scrollz | source | bookworm | 2.2.3-2 | not yet assigned | Not reported | [986215] |
| Alpine | ircii | apk | 3.12 | 20210314-r0 | Not reported | ALPINE-CVE-2021-29376 | Not reported |
| Alpine | ircii | apk | 3.13 | 20210314-r0 | Not reported | ALPINE-CVE-2021-29376 | Not reported |
| Alpine | ircii | apk | 3.14 | 20210314-r0 | Not reported | ALPINE-CVE-2021-29376 | Not reported |
OpenFactory catalog packages
[Debian 12 (Bookworm)]
- [ircii]Fixed
Source package: [ircii]
Details (2)
20210328-2+b1· amd64 · bookwormFixed · Fixed:
20210314-1dsa · ircii · debian · bookworm; dsa · ircii · debian · 12
20210328-2+b1· arm64 · bookwormFixed · Fixed:
20210314-1dsa · ircii · debian · bookworm; dsa · ircii · debian · 12
- [scrollz]Fixed
Details (2)
2.2.3-2· amd64 · bookwormFixed · Fixed:
2.2.3-2dsa · scrollz · debian · bookworm; dsa · scrollz · debian · 12
2.2.3-2· arm64 · bookwormFixed · Fixed:
2.2.3-2dsa · scrollz · debian · bookworm; dsa · scrollz · debian · 12
[Debian 13 (Trixie)]
- [ircii]Fixed
Details (2)
20240918-1· amd64 · trixieFixed · Fixed:
20210314-1dsa · ircii · debian · 13
20240918-1· arm64 · trixieFixed · Fixed:
20210314-1dsa · ircii · debian · 13
Observed:
References
- [https://osv.dev/vulnerability/ALPINE-CVE-2021-29376]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2021-29376]
- [https://osv.dev/vulnerability/DLA-2746-1]
- [https://osv.dev/vulnerability/DLA-2747-1]
- [https://security-tracker.debian.org/tracker/CVE-2021-29376]
[Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database]