CVE-2025-29917

EUVD-2025-10710
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
6.2 MEDIUM
LOCAL
LOW
NONE
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
GitHub_MCNA
6.2 MEDIUM
LOCAL
LOW
NONE
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 19%
Affected Products (NVD)
VendorProductVersion
oisfsuricata
𝑥
< 7.0.9
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
suricata
bookworm
no-dsa
bullseye
vulnerable
bullseye (security)
vulnerable
forky
1:8.0.3-1
fixed
sid
1:8.0.3-1
fixed
trixie
1:7.0.10-1+deb13u2
fixed
Common Weakness Enumeration
References
https://github.com/OISF/suricata/commit/32d0bd2bbb4d486623dec85a94952fde2515f2f0
https://github.com/OISF/suricata/security/advisories/GHSA-x8c9-8553-j9px
https://redmine.openinfosecfoundation.org/issues/7613