{
  "fix": "RLSA-2022:7967",
  "url": "https://patchblox.com/security/fix/linux/rlsa-2022-7967",
  "summary": "RLSA-2022:7967, released November 15, 2022, fixes 4 CVEs in qemu-kvm (version 7:7.0.0-13.el9). None of them is reported as exploited. Patch Radar priority: High.",
  "platform": "linux",
  "type": "advisory",
  "title": "qemu-kvm security update",
  "released": "2022-11-15T06:12:15Z",
  "priority": "High",
  "priorityTier": 3,
  "priorityReason": "Closes CVE-2021-3750, high severity",
  "supported": true,
  "cveCount": 4,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.00513,
  "maxCvss": 8.2,
  "vendorAdvisory": "https://errata.rockylinux.org/RLSA-2022:7967",
  "appliesTo": [
    {
      "product": "qemu-kvm",
      "productUrl": "https://patchblox.com/security/product/linux/qemu-kvm",
      "release": "rocky 9",
      "fixedVersion": "7:7.0.0-13.el9",
      "supported": true
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2021-3750",
      "url": "https://patchblox.com/security/cve/CVE-2021-3750",
      "title": "hivex: Kernel-based Virtual Machine (KVM) offers a full virtualization solution for Linux on numerous hardware platforms",
      "priority": "High",
      "severity": "moderate",
      "cvss": 8.2,
      "epss": 0.00513,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2021-3507",
      "url": "https://patchblox.com/security/cve/CVE-2021-3507",
      "title": "qemu-block-extra: A heap buffer overflow was found in the floppy disk emulator of QEMU up to6.0.0 (including)",
      "priority": "High",
      "severity": "Low",
      "cvss": 7.5,
      "epss": 0.00489,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2021-3611",
      "url": "https://patchblox.com/security/cve/CVE-2021-3611",
      "title": "qemu-guest-agent: Kernel-based Virtual Machine (KVM) is a full virtualization solution for Linux on a variety of architectures",
      "priority": "High",
      "severity": "Moderate",
      "cvss": 7.5,
      "epss": 0.00461,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2021-4158",
      "url": "https://patchblox.com/security/cve/CVE-2021-4158",
      "title": "qemu-kvm-block-rbd: Kernel-based Virtual Machine (KVM) offers a full virtualization solution for Linux on numerous hardware platforms",
      "priority": "High",
      "severity": "Moderate",
      "cvss": 7.8,
      "epss": 0.00399,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    }
  ],
  "dataAsOf": "2026-11-08T06:59:42Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}