{
  "cveId": "CVE-2021-21284",
  "url": "https://patchblox.com/security/cve/CVE-2021-21284",
  "summary": "CVE-2021-21284 is fixed in 5 products on 1 platform, first by docker.io 20.10.7-0ubuntu1~18.04.1, released February 2, 2021. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "docker-stable: Security update for docker-stable",
  "description": "Security update for docker-stable",
  "published": "2021-02-02T10:15:00Z",
  "severity": "Medium",
  "epss": 0.01078,
  "epssPercentile": 0.65465,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "docker-stable",
      "release": "opensuse-leap 15.6",
      "fixedVersion": "24.0.9_ce-150000.1.25.1",
      "fix": "SUSE-SU-2025:03545-1",
      "url": "https://patchblox.com/security/fix/linux/suse-su-2025-03545-1",
      "released": "2025-10-11T01:20:50Z"
    },
    {
      "platform": "linux",
      "product": "docker-stable",
      "release": "sles 15.6",
      "fixedVersion": "24.0.9_ce-150000.1.25.1",
      "fix": "SUSE-SU-2025:03545-1",
      "url": "https://patchblox.com/security/fix/linux/suse-su-2025-03545-1",
      "released": "2025-10-11T01:20:50Z"
    },
    {
      "platform": "linux",
      "product": "docker-stable",
      "release": "sles 15.7",
      "fixedVersion": "24.0.9_ce-150000.1.25.1",
      "fix": "SUSE-SU-2025:03545-1",
      "url": "https://patchblox.com/security/fix/linux/suse-su-2025-03545-1",
      "released": "2025-10-11T01:20:50Z"
    },
    {
      "platform": "linux",
      "product": "docker.io",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "20.10.7-0ubuntu1~18.04.1",
      "fix": "docker.io 20.10.7-0ubuntu1~18.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-docker.io-20.10.7-0ubuntu1-18.04.1",
      "released": "2021-02-02T10:15:00Z"
    },
    {
      "platform": "linux",
      "product": "docker.io",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "20.10.7-0ubuntu1~20.04.1",
      "fix": "docker.io 20.10.7-0ubuntu1~20.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-docker.io-20.10.7-0ubuntu1-20.04.1",
      "released": "2021-02-02T10:15:00Z"
    },
    {
      "platform": "linux",
      "product": "golang-docker-dev",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "20.10.7-0ubuntu1~18.04.1",
      "fix": "golang-docker-dev 20.10.7-0ubuntu1~18.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-golang-docker-dev-20.10.7-0ubuntu1-18.04.1",
      "released": "2021-02-02T10:15:00Z"
    },
    {
      "platform": "linux",
      "product": "golang-docker-dev",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "20.10.7-0ubuntu1~20.04.1",
      "fix": "golang-docker-dev 20.10.7-0ubuntu1~20.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-golang-docker-dev-20.10.7-0ubuntu1-20.04.1",
      "released": "2021-02-02T10:15:00Z"
    },
    {
      "platform": "linux",
      "product": "golang-github-docker-docker-dev",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "20.10.7-0ubuntu1~18.04.1",
      "fix": "golang-github-docker-docker-dev 20.10.7-0ubuntu1~18.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-golang-github-docker-docker-dev-20.10.7-0ubuntu1-18.04.1",
      "released": "2021-02-02T10:15:00Z"
    },
    {
      "platform": "linux",
      "product": "golang-github-docker-docker-dev",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "20.10.7-0ubuntu1~20.04.1",
      "fix": "golang-github-docker-docker-dev 20.10.7-0ubuntu1~20.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-golang-github-docker-docker-dev-20.10.7-0ubuntu1-20.04.1",
      "released": "2021-02-02T10:15:00Z"
    },
    {
      "platform": "linux",
      "product": "vim-syntax-docker",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "20.10.7-0ubuntu1~18.04.1",
      "fix": "vim-syntax-docker 20.10.7-0ubuntu1~18.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-vim-syntax-docker-20.10.7-0ubuntu1-18.04.1",
      "released": "2021-02-02T10:15:00Z"
    },
    {
      "platform": "linux",
      "product": "vim-syntax-docker",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "20.10.7-0ubuntu1~20.04.1",
      "fix": "vim-syntax-docker 20.10.7-0ubuntu1~20.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-vim-syntax-docker-20.10.7-0ubuntu1-20.04.1",
      "released": "2021-02-02T10:15:00Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-12T01:51:14Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}