osv-2026-1064
Vulnerability from osv_ossfuzz
Published
2026-07-14 00:09
Modified
2026-07-14 00:09
Summary
Heap-buffer-overflow in _wcsnlen
Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=533963816

Crash type: Heap-buffer-overflow READ 2
Crash state:
_wcsnlen
rail_read_unicode_string
rail_read_high_contrast
References
To clipboard 

{
  "affected": [
    {
      "database_specific": {
        "fixed_range": "d114b70f9deae584b932fa8d60b965dcdbeaaf7b:da716682d651d2f046df129b18671964bd5c4118",
        "introduced_range": "89d8b7a1ae3b376cf77e5f85895e003e169b4cf5:897b82442a16d3a9a472b6ea5fe60816c0b80ef4"
      },
      "ecosystem_specific": {
        "severity": "MEDIUM"
      },
      "package": {
        "ecosystem": "OSS-Fuzz",
        "name": "freerdp",
        "purl": "pkg:generic/freerdp"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "7b71deca8f90256a640be38e7054955b89fc9d10"
            },
            {
              "fixed": "da716682d651d2f046df129b18671964bd5c4118"
            }
          ],
          "repo": "https://github.com/FreeRDP/FreeRDP.git",
          "type": "GIT"
        }
      ],
      "versions": []
    }
  ],
  "details": "OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=533963816\n\n```\nCrash type: Heap-buffer-overflow READ 2\nCrash state:\n_wcsnlen\nrail_read_unicode_string\nrail_read_high_contrast\n```\n",
  "id": "OSV-2026-1064",
  "modified": "2026-07-14T00:09:36.461099Z",
  "published": "2026-07-14T00:09:36.460652Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=533963816"
    }
  ],
  "schema_version": "1.7.5",
  "summary": "Heap-buffer-overflow in _wcsnlen"
}



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