CVE-2026-21898 | BDVDB-2026-309939 Detail

Description#

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 Crypto_AOS_ProcessSecurity function reads memory without valid bounds checking when parsing AOS frame hashes. This issue has been patched in version 1.4.3.

Impact#

Weaknesses#

References#

Exploit#

History#

1. Version 12026-01-10Record published in the CVE List.
2. Version 22026-01-12Most recent update recorded in the CVE List.