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.

INFO

Published Date :

2026-01-10T00:10:29.925Z

Last Modified :

2026-01-12T20:22:05.827Z

Source :

GitHub_M
AFFECTED PRODUCTS

The following products are affected by CVE-2026-21898 vulnerability.

Vendors Products
Nasa
  • Cryptolib
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2026-21898.

URL Resource
https://github.com/nasa/CryptoLib/releases/tag/v1.4.3 cve-icon cve-icon
https://github.com/nasa/CryptoLib/security/advisories/GHSA-7ch6-2pmg-m853 cve-icon cve-icon cve-icon
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