CVE-2026-22027

CryptoLib (NASA’s SDLS-EP implementation) is affected prior to version 1.4.3 by a heap buffer overflow in convert_hexstring_to_byte_array() within the MariaDB SA interface. The function writes decoded bytes into a caller-provided buffer without capacity checks, which can overflow when importing S...

CVE-2026-22027: Heap-based Buffer Overflow

CryptoLib provides a software-only solution using the CCSDS Space Data Link Security Protocol - Extended Procedures SDLS-EP to secure communications between a spacecraft running the core Flight System cFS and a ground station. Prior to version 1.4.3, the converthexstringtobytearray function in th...