Description
Multiple buffer overflows in libmcrypt before 2.5.5 allow attackers to cause a denial of service (crash).
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 | libmcrypt | 2.5.5-1 | — |
| Debian 13 | libmcrypt | 2.5.5-1 | — |
| Debian 12 | libmcrypt | 2.5.5-1 | — |
| Debian 3.0 | libmcrypt | 2.5.0-1woody1 | DSA-228 |
Advisories 1
- DSA-228 libmcrypt - buffer overflows and memory leak Debian Security (DSA / DLA) · Mar 9, 2026
References
- 20030103 Multiple libmcrypt vulnerabilities mailing-list
- 20030105 GLSA: libmcrypt mailing-list
- 1006181 vdb-entry
- DSA-228 vendor-advisory
- CLA-2003:567 vendor-advisory
- 6510 vdb-entry