{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "extracted_events": [
              {
                "range": [
                  {
                    "introduced": "0"
                  },
                  {
                    "last_affected": "6.4.13"
                  }
                ],
                "source": "AFFECTED_FIELD",
                "strategy": "StandardRange"
              },
              {
                "range": [
                  {
                    "fixed": "927fce908774289a7d9c07fff5704c33965c9773"
                  }
                ],
                "source": "REFERENCES_COMMIT"
              }
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "f7e0cc1bc99ec9280af1010a94ba8dd8ef448f6d"
            },
            {
              "fixed": "927fce908774289a7d9c07fff5704c33965c9773"
            }
          ],
          "repo": "https://github.com/cesnet/libyang",
          "type": "GIT"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "VulnCheck",
    "cwe_ids": [
      "CWE-824"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/115xxx/CVE-2026-115327.json"
  },
  "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.",
  "id": "CVE-2026-115327",
  "modified": "2026-10-23T02:30:31.330909656Z",
  "published": "2026-10-22T10:57:45.264Z",
  "references": [
    {
      "type": "PACKAGE",
      "url": "https://github.com/CESNET/libyang"
    },
    {
      "type": "ARTICLE",
      "url": "https://github.com/CESNET/libyang/blob/v6.4.13/src/parser_xml.c#L1196-L1224"
    },
    {
      "type": "ARTICLE",
      "url": "https://github.com/CESNET/libyang/blob/v6.4.13/src/parser_xml.c#L1330-L1342"
    },
    {
      "type": "FIX",
      "url": "https://github.com/CESNET/libyang/commit/927fce908774289a7d9c07fff5704c33965c9773"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/CESNET/libyang/issues/2595"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/115xxx/CVE-2026-115327.json"
    },
    {
      "type": "ARTICLE",
      "url": "https://hackmd.io/@haindpwn/libyang-netconf-rpc-envelope-uninit-free"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-115327"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.vulncheck.com/advisories/libyang-through-6.4.13-uninitialized-pointer-free-in-netconf-rpc-parser"
    }
  ],
  "schema_version": "1.9.0",
  "severity": [
    {
      "score": "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",
      "type": "CVSS_V4"
    }
  ],
  "summary": "libyang through 6.4.13 Uninitialized Pointer Free in NETCONF RPC Parser"
}