CVE-2025-29918
Suricata pcre: negated pcr can cause infinite loop
Vexday Risk Score
13Low
SSVC decision (CISA)
Track
No exploitation signal → monitor
CVSS 6.2EPSS 0.2%KEV nãoPoC —Nuclei —Metasploit —Patch —
Lifecycle
10 Apr 2025Published on NVD
Recommendation: Monitor — no exploitation signal at the moment.
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.
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected products
OISF · suricataWant to know if your infrastructure is exposed to this?
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