CVE-2026-22264 - Suricata detect/alert: heap-use-after-free on alert queue expansion

CVE ID : CVE-2026-22264 Published : Jan. 27, 2026, 6:33 p.m. | 25 minutes ago Description : 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. Severity: 0.0 | NA Visit the link for more details, such as CVSS details, affected products, timeline, and more...