{
  "cveId": "CVE-2021-38575",
  "url": "https://patchblox.com/security/cve/CVE-2021-38575",
  "summary": "CVE-2021-38575 is fixed in 7 products on 1 platform, first by RHSA-2021:3066, released August 10, 2021. It is not reported as exploited. Patch Radar priority: High.",
  "title": "edk2-aarch64: EDK (Embedded Development Kit) is a project to enable UEFI support for Virtual Machines",
  "description": "EDK (Embedded Development Kit) is a project to enable UEFI support for Virtual Machines. This package contains a sample 64-bit UEFI firmware for QEMU and KVM. \n\nSecurity Fix(es):\n\n* edk2: remote buffer overflow in IScsiHexToBin function in NetworkPkg/IScsiDxe (BZ#1956284)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.",
  "published": "2021-08-10T00:00:00Z",
  "severity": "Important",
  "cvss": 8.1,
  "cvssVector": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
  "epss": 0.01994,
  "epssPercentile": 0.80818,
  "priority": "High",
  "priorityTier": 3,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "edk2",
      "release": "Debian 12.15 (bookworm)",
      "fixedVersion": "2021.08-1",
      "fix": "DEBIAN-CVE-2021-38575",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2021-38575",
      "released": "2021-12-01T18:15:07Z"
    },
    {
      "platform": "linux",
      "product": "edk2",
      "release": "Debian 13.5 (trixie)",
      "fixedVersion": "2021.08-1",
      "fix": "DEBIAN-CVE-2021-38575",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2021-38575",
      "released": "2021-12-01T18:15:07Z"
    },
    {
      "platform": "linux",
      "product": "edk2",
      "release": "Debian 14",
      "fixedVersion": "2021.08-1",
      "fix": "DEBIAN-CVE-2021-38575",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2021-38575",
      "released": "2021-12-01T18:15:07Z"
    },
    {
      "platform": "linux",
      "product": "edk2-aarch64",
      "release": "RHEL 8",
      "fixedVersion": "0:20200602gitca407c7246bf-4.el8_4.2",
      "fix": "RHSA-2021:3066",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2021-3066",
      "released": "2021-08-10T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "edk2-aarch64",
      "release": "ol 8",
      "fixedVersion": "0:20200602gitca407c7246bf-4.el8_4.2",
      "fix": "ELSA-2021-3066",
      "url": "https://patchblox.com/security/fix/linux/elsa-2021-3066",
      "released": "2021-08-11T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "edk2-ovmf",
      "release": "RHEL 8",
      "fixedVersion": "0:20200602gitca407c7246bf-4.el8_4.2",
      "fix": "RHSA-2021:3066",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2021-3066",
      "released": "2021-08-10T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "edk2-ovmf",
      "release": "ol 8",
      "fixedVersion": "0:20200602gitca407c7246bf-4.el8_4.2",
      "fix": "ELSA-2021-3066",
      "url": "https://patchblox.com/security/fix/linux/elsa-2021-3066",
      "released": "2021-08-11T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "ovmf",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "0~20180205.c0d9813c-2ubuntu0.3\u002Besm2",
      "fix": "ovmf 0~20180205.c0d9813c-2ubuntu0.3\u002Besm2",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-ovmf-0-20180205.c0d9813c-2ubuntu0.3-esm2",
      "released": "2022-03-03T14:15:00Z"
    },
    {
      "platform": "linux",
      "product": "ovmf",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "0~20191122.bd85bf54-2ubuntu3.3",
      "fix": "ovmf 0~20191122.bd85bf54-2ubuntu3.3",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-ovmf-0-20191122.bd85bf54-2ubuntu3.3",
      "released": "2021-09-13T17:00:00Z"
    },
    {
      "platform": "linux",
      "product": "qemu-efi",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "0~20180205.c0d9813c-2ubuntu0.3\u002Besm2",
      "fix": "qemu-efi 0~20180205.c0d9813c-2ubuntu0.3\u002Besm2",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-qemu-efi-0-20180205.c0d9813c-2ubuntu0.3-esm2",
      "released": "2022-03-03T14:15:00Z"
    },
    {
      "platform": "linux",
      "product": "qemu-efi",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "0~20191122.bd85bf54-2ubuntu3.3",
      "fix": "qemu-efi 0~20191122.bd85bf54-2ubuntu3.3",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-qemu-efi-0-20191122.bd85bf54-2ubuntu3.3",
      "released": "2021-09-13T17:00:00Z"
    },
    {
      "platform": "linux",
      "product": "qemu-efi-aarch64",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "0~20180205.c0d9813c-2ubuntu0.3\u002Besm2",
      "fix": "qemu-efi-aarch64 0~20180205.c0d9813c-2ubuntu0.3\u002Besm2",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-qemu-efi-aarch64-0-20180205.c0d9813c-2ubuntu0.3-esm2",
      "released": "2022-03-03T14:15:00Z"
    },
    {
      "platform": "linux",
      "product": "qemu-efi-aarch64",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "0~20191122.bd85bf54-2ubuntu3.3",
      "fix": "qemu-efi-aarch64 0~20191122.bd85bf54-2ubuntu3.3",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-qemu-efi-aarch64-0-20191122.bd85bf54-2ubuntu3.3",
      "released": "2021-09-13T17:00:00Z"
    },
    {
      "platform": "linux",
      "product": "qemu-efi-arm",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "0~20180205.c0d9813c-2ubuntu0.3\u002Besm2",
      "fix": "qemu-efi-arm 0~20180205.c0d9813c-2ubuntu0.3\u002Besm2",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-qemu-efi-arm-0-20180205.c0d9813c-2ubuntu0.3-esm2",
      "released": "2022-03-03T14:15:00Z"
    },
    {
      "platform": "linux",
      "product": "qemu-efi-arm",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "0~20191122.bd85bf54-2ubuntu3.3",
      "fix": "qemu-efi-arm 0~20191122.bd85bf54-2ubuntu3.3",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-qemu-efi-arm-0-20191122.bd85bf54-2ubuntu3.3",
      "released": "2021-09-13T17:00:00Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-08T13:06:02Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}