CVE-2026-31935

HIGH

7.5

Description

Suricata is a network IDS, IPS and NSM engine. Prior to versions 7.0.15 and 8.0.4, flooding of craft HTTP2 continuation frames can lead to memory exhaustion, usually resulting in the Suricata process being shut down by the operating system. This issue has been patched in versions 7.0.15 and 8.0.4.

CVE Details

CVSS v3.1 Score7.5

SeverityHIGH

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published4/2/2026

Last Modified4/3/2026

Sourcenvd

Honeypot Sightings0

Weaknesses (CWE)

CWE-400CWE-770

References

https://github.com/OISF/suricata/security/advisories/GHSA-vxrp-5pg7-7v4x(security-advisories@github.com)

https://redmine.openinfosecfoundation.org/issues/8289(security-advisories@github.com)

IOC Correlations

No correlations recorded

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