{
  "cveId": "CVE-2021-25291",
  "url": "https://patchblox.com/security/cve/CVE-2021-25291",
  "summary": "CVE-2021-25291 is fixed in 9 products on 1 platform, first by python3-pil 7.0.0-4ubuntu0.3, released March 3, 2021. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "python3-pil: An issue was discovered in Pillow before 8.1.1",
  "description": "An issue was discovered in Pillow before 8.1.1. In TiffDecode.c, there is an out-of-bounds read in TiffreadRGBATile via invalid tile boundaries.",
  "published": "2021-03-02T16:00:00Z",
  "severity": "Medium",
  "epss": 0.01398,
  "epssPercentile": 0.7263,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "python-pillow-debuginfo",
      "release": "amzn 2023",
      "fixedVersion": "9.4.0-2.amzn2023.0.1",
      "fix": "ALAS2023-2023-146",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2023-146",
      "released": "2023-03-20T18:27:00Z"
    },
    {
      "platform": "linux",
      "product": "python-pillow-debugsource",
      "release": "amzn 2023",
      "fixedVersion": "9.4.0-2.amzn2023.0.1",
      "fix": "ALAS2023-2023-146",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2023-146",
      "released": "2023-03-20T18:27:00Z"
    },
    {
      "platform": "linux",
      "product": "python3-pil",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "7.0.0-4ubuntu0.3",
      "fix": "python3-pil 7.0.0-4ubuntu0.3",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-python3-pil-7.0.0-4ubuntu0.3",
      "released": "2021-03-03T01:15:00Z"
    },
    {
      "platform": "linux",
      "product": "python3-pil.imagetk",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "7.0.0-4ubuntu0.3",
      "fix": "python3-pil.imagetk 7.0.0-4ubuntu0.3",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-python3-pil.imagetk-7.0.0-4ubuntu0.3",
      "released": "2021-03-03T01:15:00Z"
    },
    {
      "platform": "linux",
      "product": "python3-pillow",
      "release": "amzn 2023",
      "fixedVersion": "9.4.0-2.amzn2023.0.1",
      "fix": "ALAS2023-2023-146",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2023-146",
      "released": "2023-03-20T18:27:00Z"
    },
    {
      "platform": "linux",
      "product": "python3-pillow-debuginfo",
      "release": "amzn 2023",
      "fixedVersion": "9.4.0-2.amzn2023.0.1",
      "fix": "ALAS2023-2023-146",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2023-146",
      "released": "2023-03-20T18:27:00Z"
    },
    {
      "platform": "linux",
      "product": "python3-pillow-devel",
      "release": "amzn 2023",
      "fixedVersion": "9.4.0-2.amzn2023.0.1",
      "fix": "ALAS2023-2023-146",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2023-146",
      "released": "2023-03-20T18:27:00Z"
    },
    {
      "platform": "linux",
      "product": "python3-pillow-tk",
      "release": "amzn 2023",
      "fixedVersion": "9.4.0-2.amzn2023.0.1",
      "fix": "ALAS2023-2023-146",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2023-146",
      "released": "2023-03-20T18:27:00Z"
    },
    {
      "platform": "linux",
      "product": "python3-pillow-tk-debuginfo",
      "release": "amzn 2023",
      "fixedVersion": "9.4.0-2.amzn2023.0.1",
      "fix": "ALAS2023-2023-146",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2023-146",
      "released": "2023-03-20T18:27:00Z"
    }
  ],
  "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"
  }
}