CVE-2026-31934

NameCVE-2026-31934
DescriptionSuricata is a network IDS, IPS and NSM engine. From version 8.0.0 to before version 8.0.4, there is a quadratic complexity issue when searching for URLs in mime encoded messages over SMTP leading to a performance impact. This issue has been patched in version 8.0.4.
SourceCVE (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 PackageReleaseVersionStatus
suricata (PTS)bullseye1:6.0.1-3vulnerable
bullseye (security)1:6.0.1-3+deb11u1vulnerable
bookworm1:6.0.10-1vulnerable
trixie1:7.0.10-1+deb13u3vulnerable
forky, sid1:8.0.4-1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
suricatasource(unstable)1:8.0.4-1

Notes

https://github.com/OISF/suricata/security/advisories/GHSA-hr89-h2pp-f3c8
Search for package or bug name: Reporting problems