{
  "fix": "RHSA-2021:2569",
  "url": "https://patchblox.com/security/fix/linux/rhsa-2021-2569",
  "summary": "RHSA-2021:2569, released June 29, 2021, fixes 5 CVEs across 3 products. None of them is reported as exploited. Patch Radar priority: High.",
  "platform": "linux",
  "type": "advisory",
  "title": "Security update for 3 packages",
  "released": "2021-06-29T00:00:00Z",
  "priority": "High",
  "priorityTier": 3,
  "priorityReason": "Closes CVE-2021-3518, high severity",
  "supported": true,
  "cveCount": 5,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.21859,
  "maxCvss": 8.8,
  "vendorAdvisory": "https://access.redhat.com/errata/RHSA-2021:2569",
  "appliesTo": [
    {
      "product": "libxml2",
      "productUrl": "https://patchblox.com/security/product/linux/libxml2",
      "release": "RHEL 8",
      "fixedVersion": "0:2.9.7-9.el8_4.2",
      "supported": true
    },
    {
      "product": "libxml2-devel",
      "productUrl": "https://patchblox.com/security/product/linux/libxml2-devel",
      "release": "RHEL 8",
      "fixedVersion": "0:2.9.7-9.el8_4.2",
      "supported": true
    },
    {
      "product": "python3-libxml2",
      "productUrl": "https://patchblox.com/security/product/linux/python3-libxml2",
      "release": "RHEL 8",
      "fixedVersion": "0:2.9.7-9.el8_4.2",
      "supported": true
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2021-3518",
      "url": "https://patchblox.com/security/cve/CVE-2021-3518",
      "title": "libxml2: The libxml2 library is a development toolbox providing the implementation of various XML standards.\n\nSecurity Fix(es)...",
      "priority": "High",
      "severity": "Moderate",
      "cvss": 8.8,
      "epss": 0.21859,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2021-3517",
      "url": "https://patchblox.com/security/cve/CVE-2021-3517",
      "title": "libxml2: The libxml2 library is a development toolbox providing the implementation of various XML standards.\n\nSecurity Fix(es)...",
      "priority": "High",
      "severity": "Moderate",
      "cvss": 8.6,
      "epss": 0.16986,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2021-3537",
      "url": "https://patchblox.com/security/cve/CVE-2021-3537",
      "title": "libxml2: The libxml2 library is a development toolbox providing the implementation of various XML standards.\n\nSecurity Fix(es)...",
      "priority": "High",
      "severity": "Moderate",
      "cvss": 7.5,
      "epss": 0.03596,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2021-3516",
      "url": "https://patchblox.com/security/cve/CVE-2021-3516",
      "title": "libxml2: The libxml2 library is a development toolbox providing the implementation of various XML standards.\n\nSecurity Fix(es)...",
      "priority": "High",
      "severity": "Moderate",
      "cvss": 7.8,
      "epss": 0.02043,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2021-3541",
      "url": "https://patchblox.com/security/cve/CVE-2021-3541",
      "title": "libxml2: The libxml2 library is a development toolbox providing the implementation of various XML standards.\n\nSecurity Fix(es)...",
      "priority": "Routine",
      "severity": "Moderate",
      "cvss": 6.5,
      "epss": 0.02065,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    }
  ],
  "dataAsOf": "2026-11-07T12:40:37Z"
}