{"id":"CVE-2025-25199","summary":"BCryptGenerateSymmetricKey memory leak","details":"go-crypto-winnative Go crypto backend for Windows using Cryptography API: Next Generation (CNG). Prior to commit f49c8e1379ea4b147d5bff1b3be5b0ff45792e41, calls to `cng.TLS1PRF` don't release the key handle, producing a small memory leak every time. Commit f49c8e1379ea4b147d5bff1b3be5b0ff45792e41 contains a fix for the issue. The fix is included in versions 1.23.6-2 and 1.22.12-2 of the Microsoft build of go, as well as in the pseudoversion 0.0.0-20250211154640-f49c8e1379ea of the `github.com/microsoft/go-crypto-winnative` Go package.","aliases":["GHSA-29c6-3hcj-89cf","GO-2025-3461"],"modified":"2026-04-02T12:45:51.419144Z","published":"2025-02-12T17:49:58.397Z","related":["openSUSE-SU-2025:14889-1"],"database_specific":{"cwe_ids":["CWE-401"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/25xxx/CVE-2025-25199.json","cna_assigner":"GitHub_M"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/25xxx/CVE-2025-25199.json"},{"type":"ADVISORY","url":"https://github.com/microsoft/go-crypto-winnative/security/advisories/GHSA-29c6-3hcj-89cf"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-25199"},{"type":"FIX","url":"https://github.com/microsoft/go-crypto-winnative/commit/f49c8e1379ea4b147d5bff1b3be5b0ff45792e41"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/microsoft/go-crypto-winnative","events":[{"introduced":"0"},{"fixed":"f49c8e1379ea4b147d5bff1b3be5b0ff45792e41"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-25199.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}