Improper Input Validation vulnerability in HTTP/2 request validation of Apache Traffic Server allows an attacker to create smuggle or cache poison attacks. This issue affects Apache Traffic Server 8.0.0 to 9.1.2.
https://www.debian.org/security/2022/dsa-5206
https://lists.apache.org/thread/rc64lwbdgrkv674koc3zl1sljr9vwg21