EUVD-2026-1890

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 libcurl writecallback function in the KMC...

CVE-2026-22025 CryptoLib Memory Leak on HTTP Error Response in KMC Client

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, when the KMC server returns a non-200 HTTP...

EUVD-2026-1891

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, when the KMC server returns a non-200 HTTP...

CVE-2026-22025 CryptoLib Memory Leak on HTTP Error Response in KMC Client

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, when the KMC server returns a non-200 HTTP...

CVE-2026-22025

CryptoLib’s memory-leak vulnerability affects the KMC client: when a non-200 HTTP response is returned, cryptography_encrypt() and cryptography_decrypt() fail to free previously allocated buffers, leaking ~467 bytes per failed request and risking memory exhaustion with repeated failures. This occ...

CVE-2026-22024

CryptoLib (SDLS-EP) memory leak in the cryptography_encrypt() function: prior to version 1.4.3, repeated HTTP requests/JSON parsing allocate buffers that are never freed, leaking ~400 bytes per call. Under sustained traffic this can exhaust memory on affected spacecraft-ground station communicati...

CVE-2026-22024 CryptoLib Memory Leak in KMC Encrypt Function Leads to Resource Exhaustion

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 cryptographyencrypt function allocates...

CVE-2026-22024 CryptoLib Memory Leak in KMC Encrypt Function Leads to Resource Exhaustion

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 cryptographyencrypt function allocates...

CVE-2026-22023 CryptoLib Has Out-of-Bounds Read in KMC AEAD Encrypt Metadata Parsing via Flawed strtok Pattern

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...

CVE-2026-22023 CryptoLib Has Out-of-Bounds Read in KMC AEAD Encrypt Metadata Parsing via Flawed strtok Pattern

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...

EUVD-2026-1894

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, an out-of-bounds heap read vulnerability in...

CVE-2026-21899

CVE-2026-21899 affects CryptoLib (SDLS-EP) used with cFS ground stations. Prior to v1.4.3, base64urlDecode dereferences input[inputLen-1] before validating inputLen or NULL input, causing an out-of-bounds read at input[-1] when inputLen==0 and potentially a NULL dereference if input==NULL and inp...

CVE-2026-21898 CryptoLib Has Out-of-bounds Read in Crypto_AOS_ProcessSecurity

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 CryptoAOSProcessSecurity function reads...

EUVD-2026-1896

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 CryptoAOSProcessSecurity function reads...

CVE-2026-21898

CryptoLib before version 1.4.3 contains an out-of-bounds read in Crypto_AOS_ProcessSecurity when parsing AOS frame hashes, enabling memory access violations per multiple sources. The issue affects the NASA Open Source CryptoLib SDLS-EP integration used for spacecraft-ground communications (cFS co...

CVE-2026-21898 CryptoLib Has Out-of-bounds Read in Crypto_AOS_ProcessSecurity

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 CryptoAOSProcessSecurity function reads...

CVE-2026-21897 CryptoLib Has Out-of-Bounds Write in Crypto_Config_Add_Gvcid_Managed_Parameters

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 CryptoConfigAddGvcidManagedParameters...

CVE-2026-21897

CryptoLib (NASA Open Source) exposes an out-of-bounds write in Crypto_Config_Add_Gvcid_Managed_Parameters prior to version 1.4.3. The function only checks whether gvcid_counter > GVCID_MAN_PARAM_SIZE, allowing up to 251 entries and causing a write past the end of gvcid_managed_parameters_array...

CVE-2026-21897 CryptoLib Has Out-of-Bounds Write in Crypto_Config_Add_Gvcid_Managed_Parameters

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 CryptoConfigAddGvcidManagedParameters...

CVE-2026-21897 CryptoLib Has Out-of-Bounds Write in Crypto_Config_Add_Gvcid_Managed_Parameters

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 CryptoConfigAddGvcidManagedParameters...