VULNERABILITY INTELLIGENCE

CVE-2025-29917

CVSS score6.2 MEDIUM
EPSS probability0.27%
CISA KEVNot currently listed
Published2025-04-10
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Description

Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. The bytes setting in the decode_base64 keyword is not properly limited. Due to this, signatures using the keyword and setting can cause large memory allocations of up to 4 GiB per thread. This vulnerability is fixed in 7.0.9.

Weakness classification

  • security-advisories@github.com: CWE-770

Primary references