{"schema_version":"1.7.5","id":"CVE-2026-44662","published":"2026-05-14T20:18:43.627Z","modified":"2026-07-24T18:30:01.176260829Z","aliases":["GHSA-xv59-967r-8726"],"related":["CGA-6jq3-qvwq-qj6x","SUSE-SU-2026:22554-1","SUSE-SU-2026:22583-1","SUSE-SU-2026:22589-1","SUSE-SU-2026:22593-1","SUSE-SU-2026:22615-1","SUSE-SU-2026:22622-1","SUSE-SU-2026:22624-1","SUSE-SU-2026:22787-1","SUSE-SU-2026:2807-1","SUSE-SU-2026:2825-1","SUSE-SU-2026:2826-1","SUSE-SU-2026:2831-1","SUSE-SU-2026:2832-1","SUSE-SU-2026:2975-1","SUSE-SU-2026:2976-1","SUSE-SU-2026:2977-1","SUSE-SU-2026:3022-1","SUSE-SU-2026:3026-1","SUSE-SU-2026:3040-1","SUSE-SU-2026:3152-1","openSUSE-SU-2026:11210-1","openSUSE-SU-2026:11222-1","openSUSE-SU-2026:11223-1","openSUSE-SU-2026:11224-1","openSUSE-SU-2026:11262-1","openSUSE-SU-2026:11274-1","openSUSE-SU-2026:21274-1","openSUSE-SU-2026:21285-1","openSUSE-SU-2026:21292-1","openSUSE-SU-2026:21294-1","openSUSE-SU-2026:21386-1","openSUSE-SU-2026:21406-1"],"summary":"rust-openssl: Heap buffer overflow when encrypting with AES key-wrap-with-padding","details":"rust-openssl provides OpenSSL bindings for the Rust programming language. From 0.10.0 to before 0.10.79, CipherCtxRef::cipher_update, CipherCtxRef::cipher_update_vec, and symm::Crypter::update incorrectly sized output buffers when used with AES key-wrap-with-padding ciphers (EVP_aes_{128,192,256}_wrap_pad). For a non-multiple-of-8 input, OpenSSL writes up to 7 bytes past the end of the caller's buffer or Vec, producing attacker-controllable heap corruption when the plaintext length is attacker-influenced. This only impacts users using AES key-wrap-with-padding ciphers. This vulnerability is fixed in 0.10.79.","affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/rust-openssl/rust-openssl","events":[{"introduced":"d85e2a293778d2a01d715060e7516a8828b0a5ac"},{"fixed":"649f2d9e37f3aa701e20bd8ab5cd7eb5afa0a90f"}],"database_specific":{"extracted_events":[{"introduced":"0.10.0"},{"fixed":"0.10.79"},{"introduced":"0"}],"source":["AFFECTED_FIELD","DESCRIPTION"]}}],"versions":["openssl-v0.10.78","openssl-sys-v0.9.114","openssl-v0.10.77","openssl-sys-v0.9.113","openssl-v0.10.76","openssl-sys-v0.9.112","openssl-v0.10.75","openssl-sys-v0.9.111","openssl-v0.10.74","openssl-sys-v0.9.110","openssl-v0.10.73","openssl-sys-v0.9.109","openssl-sys-v0.9.108","openssl-v0.10.72","openssl-sys-v0.9.107","openssl-v0.10.71","openssl-sys-v0.9.106","openssl-v0.10.70","openssl-sys-v0.9.105","openssl-v0.10.69","openssl-v0.10.68","openssl-v0.10.67","openssl-sys-v0.9.104","openssl-v0.10.66","openssl-v0.10.65","openssl-sys-v0.9.103","openssl-sys-v0.9.102","openssl-sys-v0.9.101","openssl-v0.10.64","openssl-sys-v0.9.100","openssl-v0.10.63","openssl-sys-v0.9.99","openssl-v0.10.62","openssl-sys-v0.9.98","openssl-v0.10.61","openssl-sys-v0.9.97","openssl-v0.10.60","openssl-sys-v0.9.96","openssl-v0.10.59","openssl-sys-v0.9.95","openssl-v0.10.58","openssl-sys-v0.9.94","openssl-sys-v0.9.93","openssl-v0.10.57","openssl-sys-v0.9.92","openssl-v0.10.56","openssl-sys-v0.9.91","openssl-sys-v0.9.90","openssl-v0.10.55","openssl-sys-v0.9.89","openssl-v0.10.54","openssl-v0.10.53","openssl-sys-v0.9.88","openssl-v0.10.52","openssl-sys-v0.9.87","openssl-v0.10.51","openssl-sys-v0.9.86","openssl-v0.10.50","openssl-sys-v0.9.85","openssl-v0.10.49","openssl-sys-v0.9.84","openssl-macros-v0.1.1","openssl-v0.10.48","openssl-sys-v0.9.83","openssl-v0.10.47","openssl-sys-v0.9.82","openssl-v0.10.46","openssl-sys-v0.9.81","openssl-v0.10.45","openssl-sys-v0.9.80","openssl-v0.10.44","openssl-sys-v0.9.79","openssl-v0.10.43","openssl-sys-v0.9.78","openssl-sys-v0.9.77","openssl-v0.10.42","openssl-sys-v0.9.76","openssl-v0.10.41","openssl-sys-v0.9.75","openssl-sys-v0.9.74","openssl-v0.10.40","openssl-v0.10.39","openssl-macros-v0.1.0","openssl-sys-v0.9.73","openssl-sys-v0.9.72","openssl-sys-v0.9.71","openssl-sys-v0.9.65","openssl-sys-v0.9.70","openssl-v0.10.38","openssl-sys-v0.9.69","openssl-v0.10.37","openssl-sys-v0.9.68","openssl-sys-v0.9.67","openssl-v0.10.36","openssl-sys-v0.9.66","openssl-errors-v0.2.0","openssl-v0.10.35","openssl-sys-v0.9.64","openssl-sys-v0.9.63","openssl-v0.10.34","openssl-sys-v0.9.62","openssl-v0.10.33","openssl-sys-v0.9.61","openssl-v0.10.32","openssl-sys-v0.9.60","openssl-v0.10.31","openssl-sys-v0.9.59","openssl-v0.10.30","openssl-sys-v0.9.58","openssl-sys-v0.9.57","openssl-sys-v0.9.56","openssl-v0.10.29","openssl-sys-v0.9.55","openssl-v0.10.28","openssl-v0.9.27","openssl-v0.10.27","openssl-sys-v0.9.54","openssl-v0.10.26","openssl-sys-v0.9.53","openssl-sys-v0.9.52","openssl-sys-v0.9.51","openssl-v0.10.25","openssl-sys-v0.9.50","openssl-sys-v0.9.49","openssl-v0.10.24","openssl-sys-v0.9.48","openssl-v0.10.23","openssl-sys-v0.9.47","openssl-v0.10.22","openssl-sys-v0.9.46","openssl-sys-v0.9.45","openssl-v0.10.21","openssl-sys-v0.9.44","openssl-v0.10.20","openssl-sys-v0.9.43","openssl-errors-v0.1.0","openssl-v0.10.19","openssl-sys-v0.9.42","openssl-v0.10.18","openssl-v0.10.17","openssl-sys-v0.9.41","openssl-v0.10.16","openssl-sys-v0.9.40","openssl-v0.10.15","openssl-v0.10.14","openssl-sys-v0.9.39","openssl-sys-v0.9.38","openssl-v0.10.13","openssl-sys-v0.9.37","openssl-v0.10.12","openssl-sys-v0.9.36","openssl-v0.10.11","openssl-sys-v0.9.35","openssl-v0.10.10","openssl-sys-v0.9.33","openssl-v0.10.9","openssl-sys-v0.9.32","openssl-v0.10.8","openssl-sys-v0.9.31","openssl-v0.10.7","openssl-sys-v0.9.30","openssl-v0.10.6","openssl-sys-v0.9.28","openssl-v0.10.5","openssl-sys-v0.9.27","openssl-v0.10.4","openssl-sys-v0.9.26","openssl-v0.10.3","openssl-sys-v0.9.25","openssl-v0.10.2","openssl-v0.10.1","openssl-v0.10.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-44662.json"}}],"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/44xxx/CVE-2026-44662.json"},{"type":"ADVISORY","url":"https://github.com/rust-openssl/rust-openssl/security/advisories/GHSA-xv59-967r-8726"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-44662"}],"database_specific":{"cna_assigner":"GitHub_M","cwe_ids":["CWE-122"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/44xxx/CVE-2026-44662.json"},"severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N"}]}