Description
The installation of Debian GNU/Linux 3.1r1 from the network install CD creates /var/log/debian-installer/cdebconf 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 14 | shadow | 1:4.0.14-9 | — |
| Debian 13 | shadow | 1:4.0.14-9 | — |
| Debian 12 | shadow | 1:4.0.14-9 | — |
References
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=358210
- 19331 third-party-advisory
- debian-cdebconf-world-writable(25526) vdb-entry