{
  "cveId": "CVE-2026-3336",
  "url": "https://patchblox.com/security/cve/CVE-2026-3336",
  "summary": "CVE-2026-3336 is fixed in 7 products on 1 platform, first by FEDORA-2026-EB2FC8E93D, released March 4, 2026. It is not reported as exploited. Patch Radar priority: High.",
  "title": "PKCS7_verify Certificate Chain Validation Bypass in AWS-LC",
  "description": "Update to new release, includes updated dependencies that fix for a number of CVEs",
  "published": "2026-03-04T13:53:08Z",
  "severity": "Important",
  "cvss": 7.5,
  "cwe": "Improper Certificate Validation",
  "epss": 0.00738,
  "epssPercentile": 0.54768,
  "priority": "High",
  "priorityTier": 3,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "vendorAdvisory": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-3336",
  "fixes": [
    {
      "platform": "linux",
      "product": "amazon-efs-utils",
      "release": "amzn 2023",
      "fixedVersion": "3.0.0-4.amzn2023",
      "fix": "ALAS2023-2026-1564",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2026-1564",
      "released": "2026-04-13T09:00:00Z"
    },
    {
      "platform": "linux",
      "product": "mount-s3",
      "release": "amzn 2023",
      "fixedVersion": "1.22.2-1.amzn2023",
      "fix": "ALAS2023-2026-1510",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2026-1510",
      "released": "2026-03-30T09:00:00Z"
    },
    {
      "platform": "linux",
      "product": "mount-s3-debuginfo",
      "release": "amzn 2023",
      "fixedVersion": "1.22.2-1.amzn2023",
      "fix": "ALAS2023-2026-1510",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2026-1510",
      "released": "2026-03-30T09:00:00Z"
    },
    {
      "platform": "linux",
      "product": "mount-s3-debugsource",
      "release": "amzn 2023",
      "fixedVersion": "1.22.2-1.amzn2023",
      "fix": "ALAS2023-2026-1510",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2026-1510",
      "released": "2026-03-30T09:00:00Z"
    },
    {
      "platform": "linux",
      "product": "task",
      "release": "Fedora 43",
      "fixedVersion": "3.4.2-3.fc43",
      "fix": "FEDORA-2026-EB2FC8E93D",
      "url": "https://patchblox.com/security/fix/linux/fedora-2026-eb2fc8e93d",
      "released": "2026-03-04T13:53:08Z"
    },
    {
      "platform": "linux",
      "product": "task-debuginfo",
      "release": "Fedora 43",
      "fixedVersion": "3.4.2-3.fc43",
      "fix": "FEDORA-2026-EB2FC8E93D",
      "url": "https://patchblox.com/security/fix/linux/fedora-2026-eb2fc8e93d",
      "released": "2026-03-04T13:53:08Z"
    },
    {
      "platform": "linux",
      "product": "task-debugsource",
      "release": "Fedora 43",
      "fixedVersion": "3.4.2-3.fc43",
      "fix": "FEDORA-2026-EB2FC8E93D",
      "url": "https://patchblox.com/security/fix/linux/fedora-2026-eb2fc8e93d",
      "released": "2026-03-04T13:53:08Z"
    }
  ],
  "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"
  }
}