Description
xmcdconfig in xmcd for Debian GNU/Linux 2.6-17.1 creates /var/lib/cddb and /var/lib/xmcd/discog with world writable permissions, which allows local users to cause a denial of service (disk consumption).
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 3.1 | xmcd | 2.6-17sarge1 | DSA-1086-1 |
| Debian 3.0 | xmcd | 2.6-14woody1 | DSA-1086-1 |
Advisories 1
- DSA-1086-1 xmcd - design flaw Debian Security (DSA / DLA) · Mar 9, 2026
References
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=366816
- DSA-1086 vendor-advisory
- 20078 third-party-advisory
- debian-xmcdconfig-directory-permission(26452) vdb-entry