LibHTP is a security-aware parser for the HTTP protocol. Crafted traffic can cause excessive processing time of HTTP headers, leading to denial of service. This issue is addressed in 0.5.46.
https://redmine.openinfosecfoundation.org/issues/6444
https://github.com/OISF/libhtp/security/advisories/GHSA-f9wf-rrjj-qx8m
https://github.com/OISF/libhtp/commit/20ac301d801cdf01b3f021cca08a22a87f477c4a