CVE-2023-24609

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...

CVE-2023-24609

Matrix SSL versions 4.x–4.6.0 and Rambus TLS Toolkit are affected by a length-subtraction integer overflow in the TLS 1.3 server ClientHello PSK extension parsing. The overflow can cause an attacked device to compute an SHA-2 hash over at least 65 KB in RAM, leading to heavy CPU load when many cr...