#VU122105 Use-after-free in Suricata - CVE-2026-22264

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Main Vulnerability Database Vulnerabilities #VU122105

#VU122105 Use-after-free in Suricata - CVE-2026-22264

Published: January 28, 2026


Vulnerability identifier: #VU122105
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2026-22264
CWE-ID: CWE-416
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Suricata
Software vendor:
Open Information Security Foundation

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error within alert queue expansion. A remote attacker can affect integrity and availability on the target application


Remediation

Install updates from vendor's website.

External links