| Name | CVE-2026-31933 |
| Description | Suricata is a network IDS, IPS and NSM engine. Prior to versions 7.0.15 and 8.0.4, specially crafted traffic can cause Suricata to slow down, affecting performance in IDS mode. This issue has been patched in versions 7.0.15 and 8.0.4. |
| Source | CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| suricata (PTS) | bullseye | 1:6.0.1-3 | vulnerable |
| bullseye (security) | 1:6.0.1-3+deb11u1 | vulnerable | |
| bookworm | 1:6.0.10-1 | vulnerable | |
| trixie | 1:7.0.10-1+deb13u3 | vulnerable | |
| forky, sid | 1:8.0.4-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| suricata | source | (unstable) | 1:8.0.4-1 |
https://github.com/OISF/suricata/security/advisories/GHSA-hvp5-gpr6-j4gp
https://redmine.openinfosecfoundation.org/issues/8364 (suricata-8.0.4)
https://redmine.openinfosecfoundation.org/issues/8365 (suricata-7.0.15)
https://github.com/OISF/suricata/commit/640d03bef54bec939e5d6db05f317e0bd3805ad4 (suricata-8.0.4)
https://github.com/OISF/suricata/commit/fecaa08f591c508b6486e7e9a2ee05636d1f9503 (suricata-7.0.15)