{
  "fix": "ALAS2023-2026-3190",
  "url": "https://patchblox.com/security/fix/linux/alas2023-2026-3190",
  "summary": "ALAS2023-2026-3190, released November 7, 2026, fixes 7 CVEs across 3 products. None of them is reported as exploited. Patch Radar priority: Urgent.",
  "platform": "linux",
  "type": "advisory",
  "title": "Security update for 3 packages",
  "released": "2026-11-07T01:06:52Z",
  "priority": "Urgent",
  "priorityTier": 2,
  "priorityReason": "Closes CVE-2026-87080, rated Critical",
  "supported": true,
  "cveCount": 7,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.00422,
  "maxCvss": 9.1,
  "vendorAdvisory": "https://alas.aws.amazon.com/AL2023/ALAS-2026-3190.html",
  "appliesTo": [
    {
      "product": "perl-Net-IDN-Encode",
      "productUrl": "https://patchblox.com/security/product/linux/perl-net-idn-encode",
      "release": "amzn 2023",
      "fixedVersion": "2.590-1.amzn2023.0.1",
      "supported": true
    },
    {
      "product": "perl-Net-IDN-Encode-debuginfo",
      "productUrl": "https://patchblox.com/security/product/linux/perl-net-idn-encode-debuginfo",
      "release": "amzn 2023",
      "fixedVersion": "2.590-1.amzn2023.0.1",
      "supported": true
    },
    {
      "product": "perl-Net-IDN-Encode-debugsource",
      "productUrl": "https://patchblox.com/security/product/linux/perl-net-idn-encode-debugsource",
      "release": "amzn 2023",
      "fixedVersion": "2.590-1.amzn2023.0.1",
      "supported": true
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2026-87078",
      "url": "https://patchblox.com/security/cve/CVE-2026-87078",
      "title": "libnet-idn-encode-perl: Net::IDN::Punycode versions from 2.302 before 2.590 for Perl leak the output buffer on every rejected label in decode...",
      "priority": "Urgent",
      "severity": "critical",
      "cvss": 9.1,
      "epss": 0.00394,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-87080",
      "url": "https://patchblox.com/security/cve/CVE-2026-87080",
      "title": "libnet-idn-encode-perl: Net::IDN::Punycode::PP versions before 2.590 for Perl decode a truncated label to a name containing a character it ne...",
      "priority": "Urgent",
      "severity": "critical",
      "cvss": 9.1,
      "epss": 0.00394,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-87082",
      "url": "https://patchblox.com/security/cve/CVE-2026-87082",
      "title": "libnet-idn-encode-perl: Net::IDN::Punycode versions before 2.590 for Perl hang, crash or return a wrong label via unvalidated malformed UTF-8...",
      "priority": "High",
      "severity": "high",
      "cvss": 7.5,
      "epss": 0.00422,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-87079",
      "url": "https://patchblox.com/security/cve/CVE-2026-87079",
      "title": "libnet-idn-encode-perl: Net::IDN::Punycode versions before 2.590 for Perl allow CPU exhaustion via quadratic insertion cost when decoding a l...",
      "priority": "High",
      "severity": "high",
      "cvss": 7.5,
      "epss": 0.00379,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-87081",
      "url": "https://patchblox.com/security/cve/CVE-2026-87081",
      "title": "libnet-idn-encode-perl: Net::IDN::UTS46 versions before 2.590 for Perl allow CPU exhaustion via quadratic punycode encoding of an overlong la...",
      "priority": "High",
      "severity": "high",
      "cvss": 7.5,
      "epss": 0.00379,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-74766",
      "url": "https://patchblox.com/security/cve/CVE-2026-74766",
      "title": "libnet-idn-encode-perl: Net::IDN::Punycode versions from 2.301 before 2.590 for Perl allow a heap use-after-free via a decoded code point tha...",
      "priority": "High",
      "severity": "high",
      "cvss": 8.4,
      "epss": 0.00141,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-74765",
      "url": "https://patchblox.com/security/cve/CVE-2026-74765",
      "title": "libnet-idn-encode-perl: Net::IDN::Punycode versions before 2.590 for Perl allow an out-of-bounds read via integer overflow of the delta accum...",
      "priority": "Routine",
      "severity": "medium",
      "cvss": 6.5,
      "epss": 0.00326,
      "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"
  }
}