{
  "fix": "ALAS2023-2026-2084",
  "url": "https://patchblox.com/security/fix/linux/alas2023-2026-2084",
  "summary": "ALAS2023-2026-2084, released August 31, 2026, fixes 5 CVEs across 15 products. None of them is reported as exploited. Patch Radar priority: High.",
  "platform": "linux",
  "type": "advisory",
  "title": "Security update for 15 packages",
  "released": "2026-08-31T09:00:00Z",
  "priority": "High",
  "priorityTier": 3,
  "priorityReason": "Closes CVE-2026-20348, high severity",
  "supported": true,
  "cveCount": 5,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.00719,
  "maxCvss": 7.5,
  "vendorAdvisory": "https://alas.aws.amazon.com/AL2023/ALAS-2026-2084.html",
  "appliesTo": [
    {
      "product": "clamav1.4",
      "productUrl": "https://patchblox.com/security/product/linux/clamav1.4",
      "release": "amzn 2023",
      "fixedVersion": "1.4.6-1.amzn2023.0.1",
      "supported": true
    },
    {
      "product": "clamav1.4-data",
      "productUrl": "https://patchblox.com/security/product/linux/clamav1.4-data",
      "release": "amzn 2023",
      "fixedVersion": "1.4.6-1.amzn2023.0.1",
      "supported": true
    },
    {
      "product": "clamav1.4-debuginfo",
      "productUrl": "https://patchblox.com/security/product/linux/clamav1.4-debuginfo",
      "release": "amzn 2023",
      "fixedVersion": "1.4.6-1.amzn2023.0.1",
      "supported": true
    },
    {
      "product": "clamav1.4-debugsource",
      "productUrl": "https://patchblox.com/security/product/linux/clamav1.4-debugsource",
      "release": "amzn 2023",
      "fixedVersion": "1.4.6-1.amzn2023.0.1",
      "supported": true
    },
    {
      "product": "clamav1.4-devel",
      "productUrl": "https://patchblox.com/security/product/linux/clamav1.4-devel",
      "release": "amzn 2023",
      "fixedVersion": "1.4.6-1.amzn2023.0.1",
      "supported": true
    },
    {
      "product": "clamav1.4-doc",
      "productUrl": "https://patchblox.com/security/product/linux/clamav1.4-doc",
      "release": "amzn 2023",
      "fixedVersion": "1.4.6-1.amzn2023.0.1",
      "supported": true
    },
    {
      "product": "clamav1.4-filesystem",
      "productUrl": "https://patchblox.com/security/product/linux/clamav1.4-filesystem",
      "release": "amzn 2023",
      "fixedVersion": "1.4.6-1.amzn2023.0.1",
      "supported": true
    },
    {
      "product": "clamav1.4-freshclam",
      "productUrl": "https://patchblox.com/security/product/linux/clamav1.4-freshclam",
      "release": "amzn 2023",
      "fixedVersion": "1.4.6-1.amzn2023.0.1",
      "supported": true
    },
    {
      "product": "clamav1.4-freshclam-debuginfo",
      "productUrl": "https://patchblox.com/security/product/linux/clamav1.4-freshclam-debuginfo",
      "release": "amzn 2023",
      "fixedVersion": "1.4.6-1.amzn2023.0.1",
      "supported": true
    },
    {
      "product": "clamav1.4-lib",
      "productUrl": "https://patchblox.com/security/product/linux/clamav1.4-lib",
      "release": "amzn 2023",
      "fixedVersion": "1.4.6-1.amzn2023.0.1",
      "supported": true
    },
    {
      "product": "clamav1.4-lib-debuginfo",
      "productUrl": "https://patchblox.com/security/product/linux/clamav1.4-lib-debuginfo",
      "release": "amzn 2023",
      "fixedVersion": "1.4.6-1.amzn2023.0.1",
      "supported": true
    },
    {
      "product": "clamav1.4-milter",
      "productUrl": "https://patchblox.com/security/product/linux/clamav1.4-milter",
      "release": "amzn 2023",
      "fixedVersion": "1.4.6-1.amzn2023.0.1",
      "supported": true
    },
    {
      "product": "clamav1.4-milter-debuginfo",
      "productUrl": "https://patchblox.com/security/product/linux/clamav1.4-milter-debuginfo",
      "release": "amzn 2023",
      "fixedVersion": "1.4.6-1.amzn2023.0.1",
      "supported": true
    },
    {
      "product": "clamd1.4",
      "productUrl": "https://patchblox.com/security/product/linux/clamd1.4",
      "release": "amzn 2023",
      "fixedVersion": "1.4.6-1.amzn2023.0.1",
      "supported": true
    },
    {
      "product": "clamd1.4-debuginfo",
      "productUrl": "https://patchblox.com/security/product/linux/clamd1.4-debuginfo",
      "release": "amzn 2023",
      "fixedVersion": "1.4.6-1.amzn2023.0.1",
      "supported": true
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2026-20348",
      "url": "https://patchblox.com/security/cve/CVE-2026-20348",
      "title": "ClamAV XAR File Format Processing Memory Corruption Vulnerability",
      "priority": "High",
      "severity": "Important",
      "cvss": 7.5,
      "epss": 0.00719,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-20339",
      "url": "https://patchblox.com/security/cve/CVE-2026-20339",
      "title": "ClamAV PESpin File Format Processing Integer Overflow Vulnerability",
      "priority": "High",
      "severity": "Important",
      "cvss": 7.5,
      "epss": 0.00559,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-20345",
      "url": "https://patchblox.com/security/cve/CVE-2026-20345",
      "title": "ClamAV GPT File Format Processing Memory Corruption Vulnerability",
      "priority": "High",
      "severity": "Important",
      "cvss": 7.5,
      "epss": 0.00559,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-20347",
      "url": "https://patchblox.com/security/cve/CVE-2026-20347",
      "title": "ClamAV Mach-O File Format Processing Memory Corruption Vulnerability",
      "priority": "High",
      "severity": "Important",
      "cvss": 7.5,
      "epss": 0.00559,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-20346",
      "url": "https://patchblox.com/security/cve/CVE-2026-20346",
      "title": "ClamAV PDF File Format Processing Memory Corruption Vulnerability",
      "priority": "High",
      "severity": "Important",
      "cvss": 7.5,
      "epss": 0.00539,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    }
  ],
  "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"
  }
}