{"id":"CVE-2026-115327","revision":"2ef828b9c3994374b2ba125f321eb50a","records":[{"revision":"2ef828b9c3994374b2ba125f321eb50a","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-115327","aliases":[],"title":"libyang through 6.4.13 Uninitialized Pointer Free in NETCONF RPC Parser","description":"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.","state":0,"publishedAt":"2026-10-22T10:57:45.264+00:00","modifiedAt":"2026-10-22T10:57:45.264+00:00","affected":[{"ecosystem":"Vendor product","name":"libyang","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"CESNET\",\n                    \"product\": \"libyang\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"versions\": [\n                        {\n                            \"version\": \"0\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\",\n                            \"lessThanOrEqual\": \"6.4.13\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 4.0","vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","score":6,"severity":"MEDIUM"},{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H","score":5.3,"severity":"MEDIUM"}],"references":["https://github.com/CESNET/libyang/issues/2595","https://github.com/CESNET/libyang/commit/927fce908774289a7d9c07fff5704c33965c9773","https://github.com/CESNET/libyang/blob/v6.4.13/src/parser_xml.c#L1330-L1342","https://github.com/CESNET/libyang/blob/v6.4.13/src/parser_xml.c#L1196-L1224","https://hackmd.io/@haindpwn/libyang-netconf-rpc-envelope-uninit-free","https://github.com/CESNET/libyang","https://www.vulncheck.com/advisories/libyang-through-6.4.13-uninitialized-pointer-free-in-netconf-rpc-parser"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-115327","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-115327","identifiers":["CVE-2026-115327"]},"retained":false,"historicalAffected":[]}],"coverage":[]}