{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "extracted_events": [
              {
                "introduced": "0"
              },
              {
                "last_affected": "4.5.2"
              },
              {
                "fixed": "4.5.2"
              }
            ],
            "source": [
              "AFFECTED_FIELD",
              "DESCRIPTION"
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "3a972d92559787a49c5f9a54974ea1946ecb9d21"
            }
          ],
          "repo": "https://github.com/cgns/cgns",
          "type": "GIT"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "VulnCheck",
    "cwe_ids": [
      "CWE-125"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/110xxx/CVE-2026-110661.json"
  },
  "details": "CGNS through 4.5.2 contains a stack out-of-bounds read vulnerability in ADFI_read_node_header that allows attackers to crash applications by supplying crafted ADF node headers. Attackers can craft .cgns or .adf files whose non-NUL-terminated end tag causes ADFI_stridx_c to scan past disk_node_data, crashing tools like cgnslist.",
  "id": "CVE-2026-110661",
  "modified": "2026-10-16T02:31:14.470515792Z",
  "published": "2026-10-14T15:01:26.787Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/110xxx/CVE-2026-110661.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-110661"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.vulncheck.com/advisories/cgns-through-4.5.2-stack-out-of-bounds-read-via-adfi-read-node-header"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/CGNS/CGNS"
    },
    {
      "type": "ARTICLE",
      "url": "https://github.com/CGNS/CGNS/blob/3a972d92559787a49c5f9a54974ea1946ecb9d21/src/adf/ADF_internals.c#L6828"
    },
    {
      "type": "EVIDENCE",
      "url": "https://hackmd.io/@haind-pwn/cgns-adf-node-header-oob-read"
    }
  ],
  "schema_version": "1.9.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "CGNS through 4.5.2 Stack Out-of-Bounds Read via ADFI_read_node_header"
}