CVE-2023-24609: Integer Overflow or Wraparound

Matrix SSL 4.x through 4.6.0 and Rambus TLS Toolkit have a length-subtraction integer overflow for Client Hello Pre-Shared Key extension parsing in the TLS 1.3 server. An attacked device calculates an SHA-2 hash over at least 65 KB in RAM. With a large number of crafted TLS messages, the CPU...