{
  "cveId": "CVE-2021-42782",
  "url": "https://patchblox.com/security/cve/CVE-2021-42782",
  "summary": "CVE-2021-42782 is fixed in 2 products on 1 platform, first by DEBIAN-CVE-2021-42782, released April 18, 2022. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "opensc: Stack buffer overflow issues were found in Opensc before version 0.22.0 in various places that could potentially cras...",
  "description": "Stack buffer overflow issues were found in Opensc before version 0.22.0 in various places that could potentially crash programs using the library.",
  "published": "2022-04-18T10:15:00Z",
  "severity": "medium",
  "cvss": 5.3,
  "cvssVector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
  "epss": 0.02782,
  "epssPercentile": 0.8648,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "opensc",
      "release": "Debian 12.15 (bookworm)",
      "fixedVersion": "0.22.0-1",
      "fix": "DEBIAN-CVE-2021-42782",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2021-42782",
      "released": "2022-04-18T17:15:16Z"
    },
    {
      "platform": "linux",
      "product": "opensc",
      "release": "Debian 13.5 (trixie)",
      "fixedVersion": "0.22.0-1",
      "fix": "DEBIAN-CVE-2021-42782",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2021-42782",
      "released": "2022-04-18T17:15:16Z"
    },
    {
      "platform": "linux",
      "product": "opensc",
      "release": "Debian 14",
      "fixedVersion": "0.22.0-1",
      "fix": "DEBIAN-CVE-2021-42782",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2021-42782",
      "released": "2022-04-18T17:15:16Z"
    },
    {
      "platform": "linux",
      "product": "opensc",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "0.20.0-3ubuntu0.1~esm4",
      "fix": "opensc 0.20.0-3ubuntu0.1~esm4",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-opensc-0.20.0-3ubuntu0.1-esm4",
      "released": "2024-09-10T07:15:00Z"
    },
    {
      "platform": "linux",
      "product": "opensc-pkcs11",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "0.20.0-3ubuntu0.1~esm4",
      "fix": "opensc-pkcs11 0.20.0-3ubuntu0.1~esm4",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-opensc-pkcs11-0.20.0-3ubuntu0.1-esm4",
      "released": "2024-09-10T07:15:00Z"
    }
  ],
  "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"
  }
}