BCryptGenerateSymmetricKey memory leak
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
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| microsoft | go-crypto-winnative | affected |
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| Source | ID | Title |
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EUVD |
EUVD-2025-4085 | 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. |
Github GHSA |
GHSA-29c6-3hcj-89cf | go-crypto-winnative BCryptGenerateSymmetricKey memory leak |
No CVSS v4.0
No CVSS v3.0
No CVSS v2
This CVE is not in the KEV list.
Exploit prediction score: 1.4% (1.442% probability within 30 days)
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| Description | 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. | |
| Title | BCryptGenerateSymmetricKey memory leak | |
| Weaknesses | CWE-401 | |
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cvssV3_1
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Missing Release of Memory after Effective Lifetime