Source: nethack
Version: 3.6.0-1
Severity: grave
Tags: security
X-Debbugs-Cc: t...@security.debian.org

Hi,

a new version of NetHack has been released that fixes a privilege
escalation issue introduced in 3.6.0 [0] [1]:

> A buffer overflow issue exists when reading very long lines from a
> NetHack configuration file (usually named .nethackrc).
> 
> This vulnerability affects systems that have NetHack installed suid/sgid
> and shared systems that allow users to upload their own configuration
> files.
> 
> All users are urged to upgrade to NetHack 3.6.4 as soon as possible. 

As the Debian packages ship setgid binaries, I think they are affected by it.

At least these two commits look related:
 https://github.com/NetHack/NetHack/commit/f4a840a
 https://github.com/NetHack/NetHack/commit/f001de7

Regards,
  Reiner

[0] https://nethack.org/security/index.html
[1] https://nethack.org/v364/release.html

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