{
  "fix": "ALAS2023-2026-2083",
  "url": "https://patchblox.com/security/fix/linux/alas2023-2026-2083",
  "summary": "ALAS2023-2026-2083, released August 31, 2026, fixes 6 CVEs across 4 products. None of them is reported as exploited. Patch Radar priority: High.",
  "platform": "linux",
  "type": "advisory",
  "title": "Security update for 4 packages",
  "released": "2026-08-31T09:00:00Z",
  "priority": "High",
  "priorityTier": 3,
  "priorityReason": "Closes CVE-2026-5917, high severity",
  "supported": true,
  "cveCount": 6,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.01427,
  "maxCvss": 8.8,
  "vendorAdvisory": "https://alas.aws.amazon.com/AL2023/ALAS-2026-2083.html",
  "appliesTo": [
    {
      "product": "libgit2",
      "productUrl": "https://patchblox.com/security/product/linux/libgit2",
      "release": "amzn 2023",
      "fixedVersion": "1.6.4-116.amzn2023",
      "supported": true
    },
    {
      "product": "libgit2-debuginfo",
      "productUrl": "https://patchblox.com/security/product/linux/libgit2-debuginfo",
      "release": "amzn 2023",
      "fixedVersion": "1.6.4-116.amzn2023",
      "supported": true
    },
    {
      "product": "libgit2-debugsource",
      "productUrl": "https://patchblox.com/security/product/linux/libgit2-debugsource",
      "release": "amzn 2023",
      "fixedVersion": "1.6.4-116.amzn2023",
      "supported": true
    },
    {
      "product": "libgit2-devel",
      "productUrl": "https://patchblox.com/security/product/linux/libgit2-devel",
      "release": "amzn 2023",
      "fixedVersion": "1.6.4-116.amzn2023",
      "supported": true
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2026-5917",
      "url": "https://patchblox.com/security/cve/CVE-2026-5917",
      "title": "libgit2: libgit2 versions before 1.8.7 and 1.9.0 before 1.9.7 built with the libssh2 SSH backend (USE_SSH=libssh2) contain a s...",
      "priority": "High",
      "severity": "high",
      "cvss": 8.8,
      "epss": 0.01427,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-53587",
      "url": "https://patchblox.com/security/cve/CVE-2026-53587",
      "title": "libgit2: libgit2 is a portable C implementation of the Git core methods provided as a linkable library with a solid API, allow...",
      "priority": "High",
      "severity": "high",
      "cvss": 7.5,
      "epss": 0.0047,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-53585",
      "url": "https://patchblox.com/security/cve/CVE-2026-53585",
      "title": "libgit2: libgit2 is a portable C implementation of the Git core methods provided as a linkable library with a solid API, allow...",
      "priority": "Routine",
      "severity": "medium",
      "cvss": 5.3,
      "epss": 0.00395,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-53584",
      "url": "https://patchblox.com/security/cve/CVE-2026-53584",
      "title": "libgit2: Submodule path traversal",
      "priority": "Routine",
      "severity": "Moderate",
      "cvss": 4.3,
      "epss": 0.00328,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-53586",
      "url": "https://patchblox.com/security/cve/CVE-2026-53586",
      "title": "libgit2: libgit2 is a portable C implementation of the Git core methods provided as a linkable library with a solid API, allow...",
      "priority": "Routine",
      "severity": "medium",
      "cvss": 6.5,
      "epss": 0.00276,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-53583",
      "url": "https://patchblox.com/security/cve/CVE-2026-53583",
      "title": "libgit2: Inverted IP SubjectAltName Comparison in OpenSSL Backend",
      "priority": "Routine",
      "severity": "Moderate",
      "cvss": 6.5,
      "epss": 0.00238,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    }
  ],
  "dataAsOf": "2026-11-10T13:56:55Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}