{
  "cveId": "CVE-2021-1404",
  "url": "https://patchblox.com/security/cve/CVE-2021-1404",
  "summary": "CVE-2021-1404 is fixed in 9 products on 1 platform, first by clamav 0.103.2\u002Bdfsg-0ubuntu0.18.04.1, released April 7, 2021. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "clamav: A vulnerability in the PDF parsing module in Clam AntiVirus (ClamAV) Software versions 0.103.0 and 0.103.1 could allo...",
  "description": "A vulnerability in the PDF parsing module in Clam AntiVirus (ClamAV) Software versions 0.103.0 and 0.103.1 could allow an unauthenticated, remote attacker to cause a denial of service condition on an affected device. The vulnerability is due to improper buffer size tracking that may result in a heap buffer over-read. An attacker could exploit this vulnerability by sending a crafted PDF file to an affected device. An exploit could allow the attacker to cause the ClamAV scanning process to crash, resulting in a denial of service condition.",
  "published": "2021-04-07T22:15:00Z",
  "severity": "Medium",
  "epss": 0.02132,
  "epssPercentile": 0.82099,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "clamav",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "0.103.2\u002Bdfsg-0ubuntu0.18.04.1",
      "fix": "clamav 0.103.2\u002Bdfsg-0ubuntu0.18.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-clamav-0.103.2-dfsg-0ubuntu0.18.04.1",
      "released": "2021-04-07T22:15:00Z"
    },
    {
      "platform": "linux",
      "product": "clamav",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "0.103.2\u002Bdfsg-0ubuntu0.20.04.1",
      "fix": "clamav 0.103.2\u002Bdfsg-0ubuntu0.20.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-clamav-0.103.2-dfsg-0ubuntu0.20.04.1",
      "released": "2021-04-07T22:15:00Z"
    },
    {
      "platform": "linux",
      "product": "clamav-base",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "0.103.2\u002Bdfsg-0ubuntu0.18.04.1",
      "fix": "clamav-base 0.103.2\u002Bdfsg-0ubuntu0.18.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-clamav-base-0.103.2-dfsg-0ubuntu0.18.04.1",
      "released": "2021-04-07T22:15:00Z"
    },
    {
      "platform": "linux",
      "product": "clamav-base",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "0.103.2\u002Bdfsg-0ubuntu0.20.04.1",
      "fix": "clamav-base 0.103.2\u002Bdfsg-0ubuntu0.20.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-clamav-base-0.103.2-dfsg-0ubuntu0.20.04.1",
      "released": "2021-04-07T22:15:00Z"
    },
    {
      "platform": "linux",
      "product": "clamav-daemon",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "0.103.2\u002Bdfsg-0ubuntu0.18.04.1",
      "fix": "clamav-daemon 0.103.2\u002Bdfsg-0ubuntu0.18.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-clamav-daemon-0.103.2-dfsg-0ubuntu0.18.04.1",
      "released": "2021-04-07T22:15:00Z"
    },
    {
      "platform": "linux",
      "product": "clamav-daemon",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "0.103.2\u002Bdfsg-0ubuntu0.20.04.1",
      "fix": "clamav-daemon 0.103.2\u002Bdfsg-0ubuntu0.20.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-clamav-daemon-0.103.2-dfsg-0ubuntu0.20.04.1",
      "released": "2021-04-07T22:15:00Z"
    },
    {
      "platform": "linux",
      "product": "clamav-docs",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "0.103.2\u002Bdfsg-0ubuntu0.18.04.1",
      "fix": "clamav-docs 0.103.2\u002Bdfsg-0ubuntu0.18.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-clamav-docs-0.103.2-dfsg-0ubuntu0.18.04.1",
      "released": "2021-04-07T22:15:00Z"
    },
    {
      "platform": "linux",
      "product": "clamav-docs",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "0.103.2\u002Bdfsg-0ubuntu0.20.04.1",
      "fix": "clamav-docs 0.103.2\u002Bdfsg-0ubuntu0.20.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-clamav-docs-0.103.2-dfsg-0ubuntu0.20.04.1",
      "released": "2021-04-07T22:15:00Z"
    },
    {
      "platform": "linux",
      "product": "clamav-freshclam",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "0.103.2\u002Bdfsg-0ubuntu0.18.04.1",
      "fix": "clamav-freshclam 0.103.2\u002Bdfsg-0ubuntu0.18.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-clamav-freshclam-0.103.2-dfsg-0ubuntu0.18.04.1",
      "released": "2021-04-07T22:15:00Z"
    },
    {
      "platform": "linux",
      "product": "clamav-freshclam",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "0.103.2\u002Bdfsg-0ubuntu0.20.04.1",
      "fix": "clamav-freshclam 0.103.2\u002Bdfsg-0ubuntu0.20.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-clamav-freshclam-0.103.2-dfsg-0ubuntu0.20.04.1",
      "released": "2021-04-07T22:15:00Z"
    },
    {
      "platform": "linux",
      "product": "clamav-milter",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "0.103.2\u002Bdfsg-0ubuntu0.18.04.1",
      "fix": "clamav-milter 0.103.2\u002Bdfsg-0ubuntu0.18.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-clamav-milter-0.103.2-dfsg-0ubuntu0.18.04.1",
      "released": "2021-04-07T22:15:00Z"
    },
    {
      "platform": "linux",
      "product": "clamav-milter",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "0.103.2\u002Bdfsg-0ubuntu0.20.04.1",
      "fix": "clamav-milter 0.103.2\u002Bdfsg-0ubuntu0.20.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-clamav-milter-0.103.2-dfsg-0ubuntu0.20.04.1",
      "released": "2021-04-07T22:15:00Z"
    },
    {
      "platform": "linux",
      "product": "clamav-testfiles",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "0.103.2\u002Bdfsg-0ubuntu0.18.04.1",
      "fix": "clamav-testfiles 0.103.2\u002Bdfsg-0ubuntu0.18.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-clamav-testfiles-0.103.2-dfsg-0ubuntu0.18.04.1",
      "released": "2021-04-07T22:15:00Z"
    },
    {
      "platform": "linux",
      "product": "clamav-testfiles",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "0.103.2\u002Bdfsg-0ubuntu0.20.04.1",
      "fix": "clamav-testfiles 0.103.2\u002Bdfsg-0ubuntu0.20.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-clamav-testfiles-0.103.2-dfsg-0ubuntu0.20.04.1",
      "released": "2021-04-07T22:15:00Z"
    },
    {
      "platform": "linux",
      "product": "clamdscan",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "0.103.2\u002Bdfsg-0ubuntu0.18.04.1",
      "fix": "clamdscan 0.103.2\u002Bdfsg-0ubuntu0.18.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-clamdscan-0.103.2-dfsg-0ubuntu0.18.04.1",
      "released": "2021-04-07T22:15:00Z"
    },
    {
      "platform": "linux",
      "product": "clamdscan",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "0.103.2\u002Bdfsg-0ubuntu0.20.04.1",
      "fix": "clamdscan 0.103.2\u002Bdfsg-0ubuntu0.20.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-clamdscan-0.103.2-dfsg-0ubuntu0.20.04.1",
      "released": "2021-04-07T22:15:00Z"
    },
    {
      "platform": "linux",
      "product": "libclamav9",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "0.103.2\u002Bdfsg-0ubuntu0.18.04.1",
      "fix": "libclamav9 0.103.2\u002Bdfsg-0ubuntu0.18.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-libclamav9-0.103.2-dfsg-0ubuntu0.18.04.1",
      "released": "2021-04-07T22:15:00Z"
    },
    {
      "platform": "linux",
      "product": "libclamav9",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "0.103.2\u002Bdfsg-0ubuntu0.20.04.1",
      "fix": "libclamav9 0.103.2\u002Bdfsg-0ubuntu0.20.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-libclamav9-0.103.2-dfsg-0ubuntu0.20.04.1",
      "released": "2021-04-07T22:15:00Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-08T19:12:23Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}