{
  "fix": "qemu-system 1:2.11\u002Bdfsg-1ubuntu7.34",
  "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-qemu-system-1-2.11-dfsg-1ubuntu7.34",
  "summary": "qemu-system 1:2.11\u002Bdfsg-1ubuntu7.34, released November 18, 2020, fixes 7 CVEs in qemu-system. None of them is reported as exploited. Patch Radar priority: Routine. The product is no longer supported.",
  "platform": "linux",
  "type": "package",
  "title": "qemu-system 1:2.11\u002Bdfsg-1ubuntu7.34 for Ubuntu 18.04.6 LTS (bionic)",
  "released": "2020-11-18T00:28:00Z",
  "priority": "Routine",
  "priorityTier": 4,
  "priorityReason": "Closes 7 CVEs, none high severity",
  "supported": false,
  "cveCount": 7,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.02639,
  "maxCvss": 6.5,
  "appliesTo": [
    {
      "product": "qemu-system",
      "productUrl": "https://patchblox.com/security/product/linux/qemu-system",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "1:2.11\u002Bdfsg-1ubuntu7.34",
      "supported": true
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2020-27617",
      "url": "https://patchblox.com/security/cve/CVE-2020-27617",
      "title": "qemu-system-s390x: eth_get_gso_type in net/eth.c in QEMU 4.2.1 allows guest OS users totrigger an assertion failure",
      "priority": "Routine",
      "severity": "Low",
      "cvss": 6.5,
      "epss": 0.02639,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2020-25085",
      "url": "https://patchblox.com/security/cve/CVE-2020-25085",
      "title": "qemu-block-supplemental: QEMU 5.0.0 has a heap-based Buffer Overflow in flatview_read_continue inexec.c because hw/sd/sdhci.c mishandles a wri...",
      "priority": "Routine",
      "severity": "Medium",
      "epss": 0.00633,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2020-25624",
      "url": "https://patchblox.com/security/cve/CVE-2020-25624",
      "title": "qemu-system-common: hw/usb/hcd-ohci.c in QEMU 5.0.0 has a stack-based buffer over-read viavalues obtained from the host controller driver.",
      "priority": "Routine",
      "severity": "Low",
      "epss": 0.00585,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2020-25625",
      "url": "https://patchblox.com/security/cve/CVE-2020-25625",
      "title": "qemu-user: hw/usb/hcd-ohci.c in QEMU 5.0.0 has an infinite loop when a TD list has a loop.",
      "priority": "Routine",
      "severity": "Low",
      "epss": 0.00445,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2020-17380",
      "url": "https://patchblox.com/security/cve/CVE-2020-17380",
      "title": "qemu-block-extra: A heap-based buffer overflow was found in QEMU through 5.0.0 in the SDHCIdevice emulation support",
      "priority": "Routine",
      "severity": "Medium",
      "epss": 0.00443,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2020-25723",
      "url": "https://patchblox.com/security/cve/CVE-2020-25723",
      "title": "qemu-block-extra: A reachable assertion issue was found in the USB EHCI emulation code ofQEMU",
      "priority": "Routine",
      "severity": "Medium",
      "cvss": 3.2,
      "epss": 0.00365,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2020-25084",
      "url": "https://patchblox.com/security/cve/CVE-2020-25084",
      "title": "qemu-system-misc: QEMU 5.0.0 has a use-after-free in hw/usb/hcd-xhci.c because theusb_packet_map return value is not checked.",
      "priority": "Routine",
      "severity": "Low",
      "epss": 0.00345,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    }
  ],
  "dataAsOf": "2026-11-12T19:57:06Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}