{
  "cveId": "CVE-2021-23191",
  "url": "https://patchblox.com/security/cve/CVE-2021-23191",
  "summary": "CVE-2021-23191 is fixed in 2 products on 1 platform, first by DEBIAN-CVE-2021-23191, released March 2, 2022. It is not reported as exploited. Patch Radar priority: High.",
  "title": "htmldoc: A security issue was found in htmldoc v1.9.12 and before",
  "description": "A security issue was found in htmldoc v1.9.12 and before. A NULL pointer dereference in the function image_load_jpeg() in image.cxx may result in denial of service.",
  "published": "2022-03-02T15:15:00Z",
  "severity": "high",
  "cvss": 7.8,
  "cvssVector": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
  "epss": 0.011,
  "epssPercentile": 0.65872,
  "priority": "High",
  "priorityTier": 3,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "htmldoc",
      "release": "Debian 12.15 (bookworm)",
      "fixedVersion": "1.9.11-4",
      "fix": "DEBIAN-CVE-2021-23191",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2021-23191",
      "released": "2022-03-02T23:15:08Z"
    },
    {
      "platform": "linux",
      "product": "htmldoc",
      "release": "Debian 13.5 (trixie)",
      "fixedVersion": "1.9.11-4",
      "fix": "DEBIAN-CVE-2021-23191",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2021-23191",
      "released": "2022-03-02T23:15:08Z"
    },
    {
      "platform": "linux",
      "product": "htmldoc",
      "release": "Debian 14",
      "fixedVersion": "1.9.11-4",
      "fix": "DEBIAN-CVE-2021-23191",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2021-23191",
      "released": "2022-03-02T23:15:08Z"
    },
    {
      "platform": "linux",
      "product": "htmldoc",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "1.9.2-1ubuntu0.2\u002Besm1",
      "fix": "htmldoc 1.9.2-1ubuntu0.2\u002Besm1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-htmldoc-1.9.2-1ubuntu0.2-esm1",
      "released": "2023-07-18T07:15:00Z"
    },
    {
      "platform": "linux",
      "product": "htmldoc",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "1.9.7-1ubuntu0.3\u002Besm1",
      "fix": "htmldoc 1.9.7-1ubuntu0.3\u002Besm1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-htmldoc-1.9.7-1ubuntu0.3-esm1",
      "released": "2023-07-18T07:15:00Z"
    },
    {
      "platform": "linux",
      "product": "htmldoc-common",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "1.9.2-1ubuntu0.2\u002Besm1",
      "fix": "htmldoc-common 1.9.2-1ubuntu0.2\u002Besm1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-htmldoc-common-1.9.2-1ubuntu0.2-esm1",
      "released": "2023-07-18T07:15:00Z"
    },
    {
      "platform": "linux",
      "product": "htmldoc-common",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "1.9.7-1ubuntu0.3\u002Besm1",
      "fix": "htmldoc-common 1.9.7-1ubuntu0.3\u002Besm1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-htmldoc-common-1.9.7-1ubuntu0.3-esm1",
      "released": "2023-07-18T07:15:00Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-08T13:06:02Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}