suricata: Suricata is a network IDS, IPS and NSM engine
CVE-2026-22264 is fixed in suricata on 1 platform, first by DEBIAN-CVE-2026-22264, released January 27, 2026. It is not reported as exploited. Patch Radar priority: Urgent.
Suricata is a network IDS, IPS and NSM engine. Prior to version 8.0.3 and 7.0.14, an unsigned integer overflow can lead to a heap use-after-free condition when generating excessive amounts of alerts for a single packet. Versions 8.0.3 and 7.0.14 contain a patch. As a workaround, do not run untrusted rulesets or run with less than 65536 signatures that can match on the same packet.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| suricata · Debian 13.5 (trixie) | 1:7.0.10-1+deb13u3 | DEBIAN-CVE-2026-22264 | Jan 27, 2026 |
| suricata · Debian 14 | 1:8.0.3-1 | DEBIAN-CVE-2026-22264 | Jan 27, 2026 |
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