The HTTP/2 header parser in Apache Tomcat 9.0.0.M1 to 9.0.0.M11 and 8.5.0 to 8.5.6 entered an infinite loop if a header was received that was larger than the available buffer. This made a denial of service attack possible.
{ "nvd_published_at": "2017-08-10T22:29:00Z", "cwe_ids": [ "CWE-119", "CWE-835" ], "severity": "HIGH", "github_reviewed": true, "github_reviewed_at": "2022-07-06T19:47:31Z" }