{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-41681","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","state":"PUBLISHED","assignerShortName":"GitHub_M","dateReserved":"2026-04-22T03:53:24.406Z","datePublished":"2026-04-24T17:19:15.187Z","dateUpdated":"2026-04-24T17:42:54.765Z"},"containers":{"cna":{"title":"rust-openssl: MdCtxRef::digest_final() writes past caller buffer with no length check","problemTypes":[{"descriptions":[{"cweId":"CWE-121","lang":"en","description":"CWE-121: Stack-based Buffer Overflow","type":"CWE"}]}],"metrics":[{"cvssV4_0":{"attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"NONE","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH","vulnAvailabilityImpact":"HIGH","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","baseScore":8.1,"baseSeverity":"HIGH","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U","version":"4.0"}}],"references":[{"name":"https://github.com/rust-openssl/rust-openssl/security/advisories/GHSA-ghm9-cr32-g9qj","tags":["x_refsource_CONFIRM"],"url":"https://github.com/rust-openssl/rust-openssl/security/advisories/GHSA-ghm9-cr32-g9qj"},{"name":"https://github.com/rust-openssl/rust-openssl/pull/2608","tags":["x_refsource_MISC"],"url":"https://github.com/rust-openssl/rust-openssl/pull/2608"},{"name":"https://github.com/rust-openssl/rust-openssl/commit/826c3888b77add418b394770e2b2e3a72d9f92fe","tags":["x_refsource_MISC"],"url":"https://github.com/rust-openssl/rust-openssl/commit/826c3888b77add418b394770e2b2e3a72d9f92fe"},{"name":"https://github.com/rust-openssl/rust-openssl/releases/tag/openssl-v0.10.78","tags":["x_refsource_MISC"],"url":"https://github.com/rust-openssl/rust-openssl/releases/tag/openssl-v0.10.78"}],"affected":[{"vendor":"rust-openssl","product":"rust-openssl","versions":[{"version":">= 0.10.39, < 0.10.78","status":"affected"}]}],"providerMetadata":{"orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","shortName":"GitHub_M","dateUpdated":"2026-04-24T17:21:01.454Z"},"descriptions":[{"lang":"en","value":"rust-openssl provides OpenSSL bindings for the Rust programming language.  From 0.10.39 to before 0.10.78, EVP_DigestFinal() always writes EVP_MD_CTX_size(ctx) to the out buffer. If out is smaller than that, MdCtxRef::digest_final() writes past its end, usually corrupting the stack. This is reachable from safe Rust. This vulnerability is fixed in 0.10.78."}],"source":{"advisory":"GHSA-ghm9-cr32-g9qj","discovery":"UNKNOWN"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-04-24T17:42:49.447277Z","id":"CVE-2026-41681","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-04-24T17:42:54.765Z"}}]}}