CVE-2023-24809

Name	CVE-2023-24809
Description	NetHack is a single player dungeon exploration game. Starting with version 3.6.2 and prior to version 3.6.7, illegal input to the "C" (call) command can cause a buffer overflow and crash the NetHack process. This vulnerability may be a security issue for systems that have NetHack installed suid/sgid and for shared systems. For all systems, it may result in a process crash. This issue is resolved in NetHack 3.6.7. There are no known workarounds.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
Debian Bugs	1031869

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
nethack (PTS)	bullseye	3.6.6-2	vulnerable
	bookworm	3.6.6-3	vulnerable
	sid, trixie	3.6.7-1	fixed

The information below is based on the following data on fixed versions.

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
nethack	source	(unstable)	3.6.7-1			1031869

Notes

[bookworm] - nethack <ignored> (Minor issue)
[bullseye] - nethack <no-dsa> (Minor issue)
[buster] - nethack <no-dsa> (Minor issue)
https://github.com/NetHack/NetHack/security/advisories/GHSA-2cqv-5w4v-mgch
https://nethack.org/security/CVE-2023-24809.html