CVE catalog
CVE-2026-31933
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 pat
- Severity
- High · CVSS 7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 0.35% · Oct 25, 2026
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.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Cpe | suricata | Not reported | 7.0.15 | fixed |
| Cpe | suricata | Not reported | 8.0.4 | fixed |
| Debian | suricata | 13 | 1:7.0.10-1 | vulnerable |
| Debian | suricata | 13 | 1:7.0.10-1+deb13u1 | vulnerable |
| Debian | suricata | 13 | 1:7.0.10-1+deb13u2 | vulnerable |
| Debian | suricata | 13 | 1:7.0.10-1+deb13u3 | vulnerable |
| Debian | suricata | 13 | 1:7.0.10-1+deb13u4 | fixed |
| Debian | suricata | 14 | 1:7.0.10-1 | vulnerable |
| Debian | suricata | 14 | 1:7.0.11-1 | vulnerable |
| Debian | suricata | 14 | 1:7.0.11-1~bpo13+1 | vulnerable |
| Debian | suricata | 14 | 1:8.0.0-1~exp1 | vulnerable |
| Debian | suricata | 14 | 1:8.0.0-1~exp2 | vulnerable |
| Debian | suricata | 14 | 1:8.0.0-1~exp4 | vulnerable |
| Debian | suricata | 14 | 1:8.0.0-1~exp5 | vulnerable |
| Debian | suricata | 14 | 1:8.0.1-1 | vulnerable |
| Debian | suricata | 14 | 1:8.0.1-2 | vulnerable |
| Debian | suricata | 14 | 1:8.0.1-3 | vulnerable |
| Debian | suricata | 14 | 1:8.0.1-3~bpo13+1 | vulnerable |
| Debian | suricata | 14 | 1:8.0.2-1 | vulnerable |
| Debian | suricata | 14 | 1:8.0.2-1~bpo13+1 | vulnerable |
| Debian | suricata | 14 | 1:8.0.3-1 | vulnerable |
| Debian | suricata | 14 | 1:8.0.3-1~bpo13+1 | vulnerable |
| Debian | suricata | 14 | 1:8.0.3-2~exp1 | vulnerable |
| Debian | suricata | 14 | 1:8.0.4-1~bpo13+1 | vulnerable |
| Debian | suricata | 14 | 1:8.0.4-1 | fixed |
| Cpe | suricata | Not reported | 8.0.4 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Cpe | suricata | cpe | Not reported | 7.0.15 | Not reported | Not reported | Not reported |
| Cpe | suricata | cpe | Not reported | 8.0.4 | Not reported | Not reported | Not reported |
| Debian | suricata | deb | 13 | 1:7.0.10-1+deb13u4 | Not reported | DEBIAN-CVE-2026-31933 | Not reported |
| Debian | suricata | deb | 14 | 1:8.0.4-1 | Not reported | DEBIAN-CVE-2026-31933 | Not reported |
| Cpe | suricata | cpe | Not reported | 8.0.4 | Not reported | NVD-CVE-2026-31933 | Not reported |
OpenFactory catalog packages
[Debian 13 (Trixie)]
- [suricata]Fixed
Details (4)
1:7.0.10-1+deb13u4· amd64 · trixieFixed · Fixed:
1:7.0.10-1+deb13u4nvd · suricata · debian · 13
1:7.0.10-1+deb13u4· arm64 · trixieFixed · Fixed:
1:7.0.10-1+deb13u4nvd · suricata · debian · 13
1:8.0.6-1~bpo13+1· amd64 · trixie-backportsFixed · Fixed:
1:7.0.10-1+deb13u4nvd · suricata · debian · 13
1:8.0.6-1~bpo13+1· arm64 · trixie-backportsFixed · Fixed:
1:7.0.10-1+deb13u4nvd · suricata · debian · 13
Observed:
References
- [https://ftp.suse.com/pub/projects/security/csaf/opensuse-su-2026_10443-1.json]
- [https://github.com/OISF/suricata/security/advisories/GHSA-hvp5-gpr6-j4gp]
- [https://nvd.nist.gov/vuln/detail/CVE-2026-31933]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2026-31933]
- [https://redmine.openinfosecfoundation.org/issues/8272]
- [https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-31933.json]
[FIRST EPSS] · [National Vulnerability Database (NVD)] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX]