{"id":"CVE-2026-22023","summary":"CryptoLib Has Out-of-Bounds Read in KMC AEAD Encrypt Metadata Parsing via Flawed strtok Pattern","details":"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.","aliases":["GHSA-8w3h-q8jm-3chq"],"modified":"2026-08-12T03:51:37.877553321Z","published":"2026-01-10T00:17:03.148Z","database_specific":{"cwe_ids":["CWE-125"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/22xxx/CVE-2026-22023.json","cna_assigner":"GitHub_M"},"references":[{"type":"WEB","url":"https://github.com/nasa/CryptoLib/releases/tag/v1.4.3"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/22xxx/CVE-2026-22023.json"},{"type":"ADVISORY","url":"https://github.com/nasa/CryptoLib/security/advisories/GHSA-8w3h-q8jm-3chq"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-22023"},{"type":"FIX","url":"https://github.com/nasa/CryptoLib/commit/2372efd3da1ccb226b4297222e25f41ecc84821d"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/nasa/cryptolib","events":[{"introduced":"0"},{"fixed":"9ffda0ff78e8f74c58db4c181923196870e04c3e"},{"fixed":"2372efd3da1ccb226b4297222e25f41ecc84821d"}],"database_specific":{"extracted_events":[{"introduced":"0"},{"fixed":"1.4.3"}],"source":["CPE_RANGE","REFERENCES"],"cpe":"cpe:2.3:a:nasa:cryptolib:*:*:*:*:*:*:*:*"}}],"versions":["v1.4.2","v1.4.0","v1.3.3","v1.3.2","v1.3.1","v1.3.0","v1.2.3","v1.2.2","v1.2.1","v1.2.0","v1.1.1","v1.1.0","v1.0.3"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-22023.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N"}]}