{"schema":"threatline.record/2","record":{"id":"CVE-2026-115327","aliases":[],"summary":"libyang through 6.4.13 Uninitialized Pointer Free in NETCONF RPC Parser","details":"libyang through 6.4.13 contains an uninitialized pointer free vulnerability in lydxml_env_netconf_rpc() in src/parser_xml.c when parsing NETCONF rpc action envelopes. Peers with a NETCONF session can send an action element containing non-whitespace text via lyd_parse_op() to crash servers like netopeer2 or corrupt the heap.","categories":["Unclassified"],"product":"libyang","vendor":"CESNET","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-115327","source_modified_at":"2026-10-22T10:57:45.264Z","fetched_at":"2026-10-23T18:42:43.628194Z","product":"libyang","vendor":"CESNET","versions":[{"version":"0","status":"affected","versionType":"semver","lessThanOrEqual":"6.4.13"}],"defaultStatus":"unaffected"}],"fixed_versions":[],"cvss":6,"severity":"Medium","kev":{"listed":false},"epss":{"probability":0.00307,"percentile":0.22302,"score_date":"2026-10-23"},"published_at":"2026-10-22T10:57:45.264Z","modified_at":"2026-10-22T10:57:45.264Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-115327","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-22T10:57:45.264Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-115327","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://github.com/CESNET/libyang/issues/2595","tags":["issue-tracking"]},{"source":"CVE List","url":"https://github.com/CESNET/libyang/commit/927fce908774289a7d9c07fff5704c33965c9773","tags":["patch"]},{"source":"CVE List","url":"https://github.com/CESNET/libyang/blob/v6.4.13/src/parser_xml.c#L1330-L1342","tags":["technical-description"]},{"source":"CVE List","url":"https://github.com/CESNET/libyang/blob/v6.4.13/src/parser_xml.c#L1196-L1224","tags":["technical-description"]},{"source":"CVE List","url":"https://hackmd.io/@haindpwn/libyang-netconf-rpc-envelope-uninit-free","tags":["technical-description"]},{"source":"CVE List","url":"https://github.com/CESNET/libyang","tags":["product"]},{"source":"CVE List","url":"https://www.vulncheck.com/advisories/libyang-through-6.4.13-uninitialized-pointer-free-in-netconf-rpc-parser","tags":["third-party-advisory"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-10-22T10:57:45.264Z","content_hash":"f03b9117c144053042985daf37f008965e36f51aa12263110e63a17abbbc96f2"}}