| Name | CVE-2026-22263 |
| Description | 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. |
| 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) |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| suricata (PTS) | bullseye | 1:6.0.1-3 | fixed |
| bullseye (security) | 1:6.0.1-3+deb11u1 | fixed |
| bookworm | 1:6.0.10-1 | fixed |
| trixie | 1:7.0.10-1+deb13u2 | fixed |
| forky, sid | 1:8.0.3-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| suricata | source | bullseye | (not affected) | | | |
| suricata | source | bookworm | (not affected) | | | |
| suricata | source | trixie | (not affected) | | | |
| suricata | source | (unstable) | 1:8.0.3-1 | | | |
Notes
[trixie] - suricata <not-affected> (Vulnerable code not present)
[bookworm] - suricata <not-affected> (Vulnerable code not present)
[bullseye] - suricata <not-affected> (Vulnerable code not present)
https://github.com/OISF/suricata/security/advisories/GHSA-rwc5-hxj6-hwx7
https://github.com/OISF/suricata/commit/018a377f74e3eb2b042c6f783ad9043060923428 (suricata-8.0.3)