CVE-2025-29918

EUVD-2025-10709
Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. A PCRE rule can be written that leads to an infinite loop when negated PCRE is used. Packet processing thread becomes stuck in infinite loop limiting visibility and availability in inline mode. This vulnerability is fixed in 7.0.9.
Infinite Loop
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: 21%
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)
1:6.0.1-3+deb11u1
fixed
forky
1:8.0.3-1
fixed
sid
1:8.0.3-1
fixed
trixie
1:7.0.10-1+deb13u2
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
suricata
bionic
needs-triage
focal
dne
jammy
needs-triage
noble
needs-triage
oracular
ignored
plucky
ignored
questing
needs-triage
xenial
needs-triage
Common Weakness Enumeration
References
https://github.com/OISF/suricata/commit/b14c67cbdf25fa6c7ffe0d04ddf3ebe67b12b50b
https://github.com/OISF/suricata/security/advisories/GHSA-924c-vvm5-9mqx
https://redmine.openinfosecfoundation.org/issues/7526
https://lists.debian.org/debian-lts-announce/2025/03/msg00029.html