CVE catalog
CVE-2026-22263
UBUNTU-CVE-2026-22263
- Severity
- Medium · CVSS 5.3
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L - Published
- Updated
- Source
- [NVD] · [CVE record]
- EPSS
- 0.45% · Oct 25, 2026
Suricata is a network IDS, IPS and NSM engine. Starting in version 8.0.0 and prior to version 8.0.3, inefficiency in http1 headers parsing can lead to slowdown over multiple packets. Version 8.0.3 patches the issue. No known workarounds are available.
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 |
|---|---|---|---|---|
| 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~bpo13+1 | vulnerable |
| Debian | suricata | 14 | 1:8.0.3-1 | fixed |
| Ubuntu | suricata | 16.04 | 2.0.8-1build1 | vulnerable |
| Ubuntu | suricata | 16.04 | 2.0.9-1 | vulnerable |
| Ubuntu | suricata | 16.04 | 2.0.10-1 | vulnerable |
| Ubuntu | suricata | 16.04 | 2.0.10-2 | vulnerable |
| Ubuntu | suricata | 16.04 | 2.0.11-1 | vulnerable |
| Ubuntu | suricata | 16.04 | 3.0-1 | vulnerable |
| Ubuntu | suricata | 18.04 | 3.2-2ubuntu3 | vulnerable |
| Ubuntu | suricata | 22.04 | 1:6.0.4-2 | vulnerable |
| Ubuntu | suricata | 22.04 | 1:6.0.4-3 | vulnerable |
| Ubuntu | suricata | 24.04 | 1:7.0.0-2 | vulnerable |
| Ubuntu | suricata | 24.04 | 1:7.0.2-1 | vulnerable |
| Ubuntu | suricata | 24.04 | 1:7.0.2-1build1 | vulnerable |
| Ubuntu | suricata | 24.04 | 1:7.0.3-1build1 | vulnerable |
| Ubuntu | suricata | 24.04 | 1:7.0.3-1build3 | vulnerable |
| Ubuntu | suricata | 25.10 | 1:7.0.8-2 | vulnerable |
| Ubuntu | suricata | 25.10 | 1:7.0.10-1 | vulnerable |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | suricata | deb | 14 | 1:8.0.3-1 | Not reported | DEBIAN-CVE-2026-22263 | Not reported |
OpenFactory catalog packages
No matching packages in this catalog.
Observed: