CVE-2026-22264 is a critical vulnerability affecting Suricata network IDS/IPS/NSM engine versions prior to 8.0.3 and 7.0.14. It involves an unsigned integer overflow that can lead to a heap use-after-free condition when processing a high volume of alerts for a single packet. This vulnerability carries a CVSS score of 9.1 (Critical), indicating it can be exploited remotely with low attack complexity, potentially leading to high impact on integrity and availability. While patches are available, there is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 7.0.14CPE matchmatch criteria | cpe:2.3:a:oisf:suricata:*:*:*:*:*:*:*:* | ||
>= 8.0.0, < 8.0.3CPE matchmatch criteria | cpe:2.3:a:oisf:suricata:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:H
No social media mentions found for this CVE.
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.