Description
Heap-based buffer overflow in bogofilter 0.96.2, 0.95.2, 0.94.14, 0.94.12, and other versions from 0.93.5 to 0.96.2, when using Unicode databases, allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via "invalid input sequences" that lead to heap corruption when bogofilter or bogolexer converts character sets.
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 | bogofilter | 0.96.3 | — |
| Debian 13 | bogofilter | 0.96.3 | — |
| Debian 12 | bogofilter | 0.96.3 | — |
References
- USN-240-1 vendor-advisory
- http://bogofilter.sourceforge.net/security/bogofilter-SA-2005-01
- SUSE-SR:2006:003 vendor-advisory
- ADV-2006-0100 vdb-entry
- bogofilter-unicode-bo(24118) vdb-entry
- 18717 third-party-advisory
- 16171 vdb-entry
- 18352 third-party-advisory
- 18427 third-party-advisory