{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "extracted_events": [
              {
                "introduced": "0"
              },
              {
                "fixed": "0.0.19"
              }
            ],
            "source": [
              "AFFECTED_FIELD",
              "REFERENCES"
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1619750bce28e39c4f378d2fb6d28b72380a12aa"
            },
            {
              "fixed": "e009c0cad145484f854aeb22d1979f9216b291db"
            }
          ],
          "repo": "https://github.com/equinor/surfio",
          "type": "GIT"
        }
      ]
    }
  ],
  "aliases": [
    "GHSA-rcr2-hggw-43wm"
  ],
  "database_specific": {
    "cna_assigner": "GitHub_M",
    "cwe_ids": [
      "CWE-125"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/55xxx/CVE-2026-55211.json"
  },
  "details": "Surfio is a library for reading and writing surface files. Prior to 0.0.19, surfio does not correctly validate size fields in IRAP files, leading to a buffer overflow when untrusted files are parsed. The severity assumes surfio is used to parse untrusted files in a networking context such as a web service. This issue is fixed in version 0.0.19.",
  "id": "CVE-2026-55211",
  "modified": "2026-09-17T03:31:01.243773869Z",
  "published": "2026-09-15T15:28:59.014Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/equinor/surfio/releases/tag/0.0.19"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/55xxx/CVE-2026-55211.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/equinor/surfio/security/advisories/GHSA-rcr2-hggw-43wm"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-55211"
    },
    {
      "type": "FIX",
      "url": "https://github.com/equinor/surfio/commit/1619750bce28e39c4f378d2fb6d28b72380a12aa"
    },
    {
      "type": "FIX",
      "url": "https://github.com/equinor/surfio/commit/e009c0cad145484f854aeb22d1979f9216b291db"
    },
    {
      "type": "FIX",
      "url": "https://github.com/equinor/surfio/pull/86"
    }
  ],
  "schema_version": "1.9.0",
  "severity": [
    {
      "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "surfio IRAP header size fields cause out-of-bounds reads"
}