Vulnerability Monitor

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CVE-2025-29917

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.

Published

2025-04-10T21:15:48.880

Last Modified

2025-05-29T15:48:51.510

Status

Analyzed

Source

[email protected]

Severity

CVSSv3.1: 6.2 (MEDIUM)

Weaknesses

Type: Primary
CWE-770

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	oisf	suricata	< 7.0.9	Yes

References

https://github.com/OISF/suricata/commit/32d0bd2bbb4d486623dec85a94952fde2515f2f0 Patch ([email protected])
https://github.com/OISF/suricata/security/advisories/GHSA-x8c9-8553-j9px Vendor Advisory ([email protected])
https://redmine.openinfosecfoundation.org/issues/7613 Permissions Required ([email protected])