{
  "fix": "qemu-system-common 1:4.2-3ubuntu6.28",
  "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-qemu-system-common-1-4.2-3ubuntu6.28",
  "summary": "qemu-system-common 1:4.2-3ubuntu6.28, released November 3, 2023, fixes 8 CVEs in qemu-system-common. None of them is reported as exploited. Patch Radar priority: High. The product is no longer supported.",
  "platform": "linux",
  "type": "package",
  "title": "qemu-system-common 1:4.2-3ubuntu6.28 for Ubuntu 20.04 LTS (focal)",
  "released": "2023-11-03T07:15:00Z",
  "priority": "High",
  "priorityTier": 3,
  "priorityReason": "Closes CVE-2023-3354, high severity",
  "supported": false,
  "cveCount": 8,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.01606,
  "maxCvss": 8.8,
  "appliesTo": [
    {
      "product": "qemu-system-common",
      "productUrl": "https://patchblox.com/security/product/linux/qemu-system-common",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "1:4.2-3ubuntu6.28",
      "supported": true
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2023-3354",
      "url": "https://patchblox.com/security/cve/CVE-2023-3354",
      "title": "qemu: A flaw was found in the QEMU built-in VNC server",
      "priority": "High",
      "severity": "high",
      "cvss": 7.5,
      "epss": 0.01606,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2020-24165",
      "url": "https://patchblox.com/security/cve/CVE-2020-24165",
      "title": "qemu: An issue was discovered in TCG Accelerator in QEMU 4.2.0, allows local attackers to execute arbitrary code, escalate...",
      "priority": "High",
      "severity": "high",
      "cvss": 8.8,
      "epss": 0.00697,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-2861",
      "url": "https://patchblox.com/security/cve/CVE-2023-2861",
      "title": "qemu: A flaw was found in the 9p passthrough filesystem (9pfs) implementation in QEMU",
      "priority": "High",
      "severity": "high",
      "cvss": 7.1,
      "epss": 0.00376,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-5088",
      "url": "https://patchblox.com/security/cve/CVE-2023-5088",
      "title": "qemu: A bug in QEMU could cause a guest I/O operation otherwise addressed to an arbitrary disk offset to be targeted to off...",
      "priority": "High",
      "severity": "high",
      "cvss": 7,
      "epss": 0.00257,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2021-3638",
      "url": "https://patchblox.com/security/cve/CVE-2021-3638",
      "title": "hivex: hw/display/ati_2d: Fix buffer overflow in ati_2d_blt (Philippe Mathieu-Daude) [Orabug: 36858674]",
      "priority": "Routine",
      "severity": "IMPORTANT",
      "cvss": 6.5,
      "epss": 0.00429,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2020-14394",
      "url": "https://patchblox.com/security/cve/CVE-2020-14394",
      "title": "qemu: An infinite loop flaw was found in the USB xHCI controller emulation of QEMU while computing the length of the Transf...",
      "priority": "Routine",
      "severity": "low",
      "cvss": 3.2,
      "epss": 0.0039,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-1544",
      "url": "https://patchblox.com/security/cve/CVE-2023-1544",
      "title": "qemu-system-data: A flaw was found in the QEMU implementation of VMWare\u0027s paravirtual RDMAdevice",
      "priority": "Routine",
      "severity": "Medium",
      "cvss": 6.3,
      "epss": 0.00309,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-3180",
      "url": "https://patchblox.com/security/cve/CVE-2023-3180",
      "title": "qemu: A flaw was found in the QEMU virtual crypto device while handling data encryption/decryption requests in virtio_crypt...",
      "priority": "Routine",
      "severity": "medium",
      "cvss": 6.5,
      "epss": 0.00233,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    }
  ],
  "dataAsOf": "2026-11-13T20:04:13Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}