CVE-2025-29917
Medium
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.
SeverityMedium
CVSS6.2
Exploit probability—
ProductOisf Suricata
PublishedApr 10, 2025
First seenApr 10, 2025
Weakness typeCWE-770Allocation of resources without limits
How to fix
Update
- oisf suricata7.0.9 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| oisf suricata | v < 7.0.9 | 7.0.9 |
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