CVE-2026-31937

HIGH

Suricata dcerpc: quadratic complexity in dcerpc buffering

Title source: cna
STIX 2.1

Description

Suricata is a network IDS, IPS and NSM engine. Prior to version 7.0.15, inefficiency in DCERPC buffering can lead to a performance degradation. This issue has been patched in version 7.0.15.

References (2)

Core 2
Core References
X_Refsource_Misc x_refsource_misc
https://redmine.openinfosecfoundation.org/issues/8304

Scores

CVSS v3 7.5
EPSS 0.0035
EPSS Percentile 26.7%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-407
Status published
Products (2)
oisf/suricata < 7.0.15
OISF/suricata < 7.0.15
Published Apr 02, 2026
Tracked Since Apr 02, 2026