{
  "cveId": "CVE-2021-20303",
  "url": "https://patchblox.com/security/cve/CVE-2021-20303",
  "summary": "CVE-2021-20303 is fixed in openexr on 1 platform, first by DEBIAN-CVE-2021-20303, released March 4, 2022. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "openexr: A flaw found in function dataWindowForTile() of IlmImf/ImfTiledMisc.cpp",
  "description": "A flaw found in function dataWindowForTile() of IlmImf/ImfTiledMisc.cpp. An attacker who is able to submit a crafted file to be processed by OpenEXR could trigger an integer overflow, leading to an out-of-bounds write on the heap. The greatest impact of this flaw is to application availability, with some potential impact to data integrity as well.",
  "published": "2022-03-04T18:15:07Z",
  "severity": "medium",
  "cvss": 6.1,
  "cvssVector": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H",
  "epss": 0.00822,
  "epssPercentile": 0.57561,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "openexr",
      "release": "Debian 12.15 (bookworm)",
      "fixedVersion": "2.5.4-1",
      "fix": "DEBIAN-CVE-2021-20303",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2021-20303",
      "released": "2022-03-04T18:15:07Z"
    },
    {
      "platform": "linux",
      "product": "openexr",
      "release": "Debian 13.5 (trixie)",
      "fixedVersion": "2.5.4-1",
      "fix": "DEBIAN-CVE-2021-20303",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2021-20303",
      "released": "2022-03-04T18:15:07Z"
    },
    {
      "platform": "linux",
      "product": "openexr",
      "release": "Debian 14",
      "fixedVersion": "2.5.4-1",
      "fix": "DEBIAN-CVE-2021-20303",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2021-20303",
      "released": "2022-03-04T18:15:07Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-09T01:18:40Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}