Description
Format string vulnerability in misc.c in GNU GNATS 4.00 may allow remote attackers to execute arbitrary code via format string specifiers in a string that gets logged by syslog.
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 3.0 | gnats | 3.999.beta1+cvs20020303-2 | DSA-590-1 |
Advisories 1
- DSA-590-1 gnats - format string vulnerability Debian Security (DSA / DLA) · Mar 9, 2026
References
- 20040625 format string vulnerability in Gnats mailing-list
- gnats-format-string(16517) vdb-entry
- 10609 vdb-entry