Description
The DER parser in Suricata before 2.0.8 allows remote attackers to cause a denial of service (crash) via vectors related to SSL/TLS certificates.
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 | suricata | 2.0.8-1 | — |
| Debian 13 | suricata | 2.0.8-1 | — |
| Debian 8 | suricata | 2.0.7-2+deb8u1 | DSA-3254-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 14.04 LTS | suricata | 1.4.7-1ubuntu1.1 | — |
Advisories 1
- DSA-3254-1 suricata - security update Debian Security (DSA / DLA) · Mar 9, 2026
References
- http://suricata-ids.org/2015/05/06/suricata-2-0-8-available/
- DSA-3254 vendor-advisory