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Vulnerability DatabaseCVE-2026-31931

CVE-2026-31931: 
Suricata vulnerability analysis and mitigation

Suricata is a network IDS, IPS and NSM engine. From version 8.0.0 to before version 8.0.4, use of the "tls.alpn" rule keyword can cause Suricata to crash with a NULL dereference. This issue has been patched in version 8.0.4.

Source: NVD

Related Suricata vulnerabilities:

CVE ID

Severity

Score

Technologies

Component name

CISA KEV exploit

Has fix

Published date

CVE-2026-31937HIGH7.5
  • SuricataSuricata
  • cpe:2.3:a:oisf:suricata
NoYesApr 02, 2026
CVE-2026-31935HIGH7.5
  • SuricataSuricata
  • suricata
NoYesApr 02, 2026
CVE-2026-31934HIGH7.5
  • SuricataSuricata
  • suricata
NoYesApr 02, 2026
CVE-2026-31933HIGH7.5
  • SuricataSuricata
  • cpe:2.3:a:oisf:suricata
NoYesApr 02, 2026
CVE-2026-31932HIGH7.5
  • SuricataSuricata
  • suricata
NoYesApr 02, 2026

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