GHSA-HV8M-JJ95-WG3X MessagePack's LZ4 decompression may fail with AccessViolationException after dereferencing memory from bad input

Impact A vulnerability exists in the optional LZ4 decompression path used by MessagePack compression modes Lz4Block and Lz4BlockArray. The decoder implementation is based on a deprecated fast-decompression algorithm that does not take a source-length bound. A remote attacker can send a crafted...