Medium severity6.2NVD Advisory· Published Apr 10, 2025· Updated Jun 17, 2026
CVE-2025-29917
CVE-2025-29917
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.
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Affected products
4Patches
Vulnerability mechanics
References
3- github.com/OISF/suricata/commit/32d0bd2bbb4d486623dec85a94952fde2515f2f0nvdPatch
- github.com/OISF/suricata/security/advisories/GHSA-x8c9-8553-j9pxnvdVendor Advisory
- redmine.openinfosecfoundation.org/issues/7613nvdPermissions Required
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