Unrated severityOSV Advisory· Published Jan 10, 2026· Updated Jan 13, 2026
CryptoLib Has Out-of-Bounds Read in KMC AEAD Encrypt Metadata Parsing via Flawed strtok Pattern
CVE-2026-22023
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, there is an out-of-bounds heap read vulnerability in cryptography_aead_encrypt(). This issue has been patched in version 1.4.3.
Affected products
1Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
3- github.com/nasa/CryptoLib/commit/2372efd3da1ccb226b4297222e25f41ecc84821dmitrex_refsource_MISC
- github.com/nasa/CryptoLib/releases/tag/v1.4.3mitrex_refsource_MISC
- github.com/nasa/CryptoLib/security/advisories/GHSA-8w3h-q8jm-3chqmitrex_refsource_CONFIRM
News mentions
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