{"schema":"threatline.record/2","record":{"id":"CVE-2026-116540","aliases":["GHSA-mmc8-vg2v-fvvw"],"summary":"netty-tcnative 2.0.66.Final before 2.0.84.Final Use-After-Free in Session Ticket Callback","details":"netty-tcnative 2.0.66.Final before 2.0.84.Final built against OpenSSL 3.x contains a use-after-free vulnerability in ssl_tlsext_ticket_key_cb during session ticket key rotation. Remote clients performing TLS handshakes while setSessionTicketKeys0 frees the shared key array cause OpenSSL to read freed HMAC keys, crashing or corrupting ticket processing.","categories":["Frameworks"],"product":"netty-tcnative","vendor":"netty","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-116540","source_modified_at":"2026-10-26T16:15:16.184Z","fetched_at":"2026-10-26T19:10:57.178988Z","product":"netty-tcnative","vendor":"netty","versions":[{"version":"2.0.66.Final","lessThan":"2.0.84.Final","status":"affected","versionType":"custom"}],"defaultStatus":"unaffected"}],"fixed_versions":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-116540","source_modified_at":"2026-10-26T16:15:16.184Z","fetched_at":"2026-10-26T19:10:57.178988Z","package":{"name":"netty-tcnative","ecosystem":null},"version":"2.0.84.Final","basis":"first unaffected version stated in the CVE record"}],"cvss":8.2,"severity":"High","kev":{"listed":false},"epss":{"probability":null,"percentile":null,"score_date":null},"published_at":"2026-10-26T14:59:40.154Z","modified_at":"2026-10-26T16:15:16.184Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-116540","fetched_at":"2026-10-26T19:10:57.178988Z","source_modified_at":"2026-10-26T16:15:16.184Z"}],"sources":["CVE List"],"references":[{"source":"CVE List","url":"https://github.com/netty/netty-tcnative/security/advisories/GHSA-mmc8-vg2v-fvvw","tags":["vendor-advisory"]},{"source":"CVE List","url":"https://github.com/netty/netty-tcnative/commit/59662a8b07a9a7623ae1bc472f5751f31c81a118","tags":["patch"]},{"source":"CVE List","url":"https://github.com/netty/netty-tcnative/blob/netty-tcnative-parent-2.0.83.Final/openssl-dynamic/src/main/c/sslcontext.c#L1365","tags":["technical-description"]},{"source":"CVE List","url":"https://github.com/netty/netty-tcnative/releases/tag/netty-tcnative-parent-2.0.84.Final","tags":["release-notes"]},{"source":"CVE List","url":"https://github.com/netty/netty-tcnative","tags":["product"]},{"source":"CVE List","url":"https://www.vulncheck.com/advisories/netty-tcnative-2.0.66-final-before-2.0.84-final-use-after-free-in-session-ticket-callback","tags":["third-party-advisory"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","ssvc":{"exploitation":"none","automatable":"no","technical_impact":"partial","assessed_at":"2026-10-26T15:38:07.789293Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":"product","confidence":"heuristic","reviewed":false},"change_timestamp":"2026-10-26T16:15:16.184Z","content_hash":"730a49be791605e89a17fea5326715e3afa77df37e162b75a4dc67448cb53b75"}}