{
  "cveId": "CVE-2021-30849",
  "url": "https://patchblox.com/security/cve/CVE-2021-30849",
  "summary": "CVE-2021-30849 is fixed in 12 products on 2 platforms, first by iTunes 12.12.1.1, released September 22, 2021. It is not reported as exploited. Patch Radar priority: High.",
  "title": "iTunes: Multiple memory corruption issues were addressed with improved memory handling.",
  "description": "Multiple memory corruption issues were addressed with improved memory handling. This issue is fixed in iOS 14.8 and iPadOS 14.8, watchOS 8, Safari 15, tvOS 15, iOS 15 and iPadOS 15, iTunes 12.12 for Windows. Processing maliciously crafted web content may lead to arbitrary code execution.",
  "published": "2021-10-19T07:15:00Z",
  "severity": "Moderate",
  "cvss": 8.8,
  "cvssVector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
  "epss": 0.01904,
  "epssPercentile": 0.7984,
  "priority": "High",
  "priorityTier": 3,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "vendorAdvisory": "https://nvd.nist.gov/vuln/detail/CVE-2021-30849",
  "fixes": [
    {
      "platform": "windows-app",
      "product": "iTunes",
      "fixedVersion": "12.12.1.1",
      "fix": "iTunes 12.12.1.1",
      "url": "https://patchblox.com/security/fix/windows-app/apple.itunes-12.12.1.1",
      "released": "2021-09-22T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "gir1.2-javascriptcoregtk-4.0",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "2.32.4-0ubuntu0.18.04.1",
      "fix": "gir1.2-javascriptcoregtk-4.0 2.32.4-0ubuntu0.18.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-gir1.2-javascriptcoregtk-4.0-2.32.4-0ubuntu0.18.04.1",
      "released": "2021-12-24T17:15:00Z"
    },
    {
      "platform": "linux",
      "product": "gir1.2-javascriptcoregtk-4.0",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "2.32.4-0ubuntu0.20.04.1",
      "fix": "gir1.2-javascriptcoregtk-4.0 2.32.4-0ubuntu0.20.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-gir1.2-javascriptcoregtk-4.0-2.32.4-0ubuntu0.20.04.1",
      "released": "2021-12-24T17:15:00Z"
    },
    {
      "platform": "linux",
      "product": "gir1.2-webkit2-4.0",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "2.32.4-0ubuntu0.18.04.1",
      "fix": "gir1.2-webkit2-4.0 2.32.4-0ubuntu0.18.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-gir1.2-webkit2-4.0-2.32.4-0ubuntu0.18.04.1",
      "released": "2021-12-24T17:15:00Z"
    },
    {
      "platform": "linux",
      "product": "gir1.2-webkit2-4.0",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "2.32.4-0ubuntu0.20.04.1",
      "fix": "gir1.2-webkit2-4.0 2.32.4-0ubuntu0.20.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-gir1.2-webkit2-4.0-2.32.4-0ubuntu0.20.04.1",
      "released": "2021-12-24T17:15:00Z"
    },
    {
      "platform": "linux",
      "product": "libjavascriptcoregtk-4.0-18",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "2.32.4-0ubuntu0.18.04.1",
      "fix": "libjavascriptcoregtk-4.0-18 2.32.4-0ubuntu0.18.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-libjavascriptcoregtk-4.0-18-2.32.4-0ubuntu0.18.04.1",
      "released": "2021-12-24T17:15:00Z"
    },
    {
      "platform": "linux",
      "product": "libjavascriptcoregtk-4.0-18",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "2.32.4-0ubuntu0.20.04.1",
      "fix": "libjavascriptcoregtk-4.0-18 2.32.4-0ubuntu0.20.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-libjavascriptcoregtk-4.0-18-2.32.4-0ubuntu0.20.04.1",
      "released": "2021-12-24T17:15:00Z"
    },
    {
      "platform": "linux",
      "product": "libjavascriptcoregtk-4.0-bin",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "2.32.4-0ubuntu0.18.04.1",
      "fix": "libjavascriptcoregtk-4.0-bin 2.32.4-0ubuntu0.18.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-libjavascriptcoregtk-4.0-bin-2.32.4-0ubuntu0.18.04.1",
      "released": "2021-12-24T17:15:00Z"
    },
    {
      "platform": "linux",
      "product": "libjavascriptcoregtk-4.0-bin",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "2.32.4-0ubuntu0.20.04.1",
      "fix": "libjavascriptcoregtk-4.0-bin 2.32.4-0ubuntu0.20.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-libjavascriptcoregtk-4.0-bin-2.32.4-0ubuntu0.20.04.1",
      "released": "2021-12-24T17:15:00Z"
    },
    {
      "platform": "linux",
      "product": "libwebkit2gtk-4.0-37",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "2.32.4-0ubuntu0.18.04.1",
      "fix": "libwebkit2gtk-4.0-37 2.32.4-0ubuntu0.18.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-libwebkit2gtk-4.0-37-2.32.4-0ubuntu0.18.04.1",
      "released": "2021-12-24T17:15:00Z"
    },
    {
      "platform": "linux",
      "product": "libwebkit2gtk-4.0-37",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "2.32.4-0ubuntu0.20.04.1",
      "fix": "libwebkit2gtk-4.0-37 2.32.4-0ubuntu0.20.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-libwebkit2gtk-4.0-37-2.32.4-0ubuntu0.20.04.1",
      "released": "2021-12-24T17:15:00Z"
    },
    {
      "platform": "linux",
      "product": "libwebkit2gtk-4.0-37-gtk2",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "2.32.4-0ubuntu0.18.04.1",
      "fix": "libwebkit2gtk-4.0-37-gtk2 2.32.4-0ubuntu0.18.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-libwebkit2gtk-4.0-37-gtk2-2.32.4-0ubuntu0.18.04.1",
      "released": "2021-12-24T17:15:00Z"
    },
    {
      "platform": "linux",
      "product": "libwebkit2gtk-4.0-37-gtk2",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "2.32.4-0ubuntu0.20.04.1",
      "fix": "libwebkit2gtk-4.0-37-gtk2 2.32.4-0ubuntu0.20.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-libwebkit2gtk-4.0-37-gtk2-2.32.4-0ubuntu0.20.04.1",
      "released": "2021-12-24T17:15:00Z"
    },
    {
      "platform": "linux",
      "product": "webkit2gtk-driver",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "2.32.4-0ubuntu0.18.04.1",
      "fix": "webkit2gtk-driver 2.32.4-0ubuntu0.18.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-webkit2gtk-driver-2.32.4-0ubuntu0.18.04.1",
      "released": "2021-12-24T17:15:00Z"
    },
    {
      "platform": "linux",
      "product": "webkit2gtk-driver",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "2.32.4-0ubuntu0.20.04.1",
      "fix": "webkit2gtk-driver 2.32.4-0ubuntu0.20.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-webkit2gtk-driver-2.32.4-0ubuntu0.20.04.1",
      "released": "2021-12-24T17:15:00Z"
    },
    {
      "platform": "linux",
      "product": "webkit2gtk3",
      "release": "RHEL 8",
      "fixedVersion": "0:2.34.6-1.el8",
      "fix": "RHSA-2022:1777",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2022-1777",
      "released": "2022-05-10T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "webkit2gtk3",
      "release": "almalinux 8",
      "fixedVersion": "2.34.6-1.el8",
      "fix": "ALSA-2022:1777",
      "url": "https://patchblox.com/security/fix/linux/alsa-2022-1777",
      "released": "2022-05-10T06:24:27Z"
    },
    {
      "platform": "linux",
      "product": "webkit2gtk3",
      "release": "ol 8",
      "fixedVersion": "0:2.34.6-1.el8",
      "fix": "ELSA-2022-1777",
      "url": "https://patchblox.com/security/fix/linux/elsa-2022-1777",
      "released": "2022-05-17T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "webkit2gtk3",
      "release": "rocky 8",
      "fixedVersion": "0:2.34.6-1.el8",
      "fix": "RLSA-2022:1777",
      "url": "https://patchblox.com/security/fix/linux/rlsa-2022-1777",
      "released": "2022-05-10T06:24:27Z"
    },
    {
      "platform": "linux",
      "product": "webkit2gtk3-devel",
      "release": "RHEL 8",
      "fixedVersion": "0:2.34.6-1.el8",
      "fix": "RHSA-2022:1777",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2022-1777",
      "released": "2022-05-10T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "webkit2gtk3-devel",
      "release": "almalinux 8",
      "fixedVersion": "2.34.6-1.el8",
      "fix": "ALSA-2022:1777",
      "url": "https://patchblox.com/security/fix/linux/alsa-2022-1777",
      "released": "2022-05-10T06:24:27Z"
    },
    {
      "platform": "linux",
      "product": "webkit2gtk3-devel",
      "release": "ol 8",
      "fixedVersion": "0:2.34.6-1.el8",
      "fix": "ELSA-2022-1777",
      "url": "https://patchblox.com/security/fix/linux/elsa-2022-1777",
      "released": "2022-05-17T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "webkit2gtk3-jsc",
      "release": "RHEL 8",
      "fixedVersion": "0:2.34.6-1.el8",
      "fix": "RHSA-2022:1777",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2022-1777",
      "released": "2022-05-10T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "webkit2gtk3-jsc",
      "release": "almalinux 8",
      "fixedVersion": "2.34.6-1.el8",
      "fix": "ALSA-2022:1777",
      "url": "https://patchblox.com/security/fix/linux/alsa-2022-1777",
      "released": "2022-05-10T06:24:27Z"
    },
    {
      "platform": "linux",
      "product": "webkit2gtk3-jsc",
      "release": "ol 8",
      "fixedVersion": "0:2.34.6-1.el8",
      "fix": "ELSA-2022-1777",
      "url": "https://patchblox.com/security/fix/linux/elsa-2022-1777",
      "released": "2022-05-17T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "webkit2gtk3-jsc-devel",
      "release": "RHEL 8",
      "fixedVersion": "0:2.34.6-1.el8",
      "fix": "RHSA-2022:1777",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2022-1777",
      "released": "2022-05-10T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "webkit2gtk3-jsc-devel",
      "release": "almalinux 8",
      "fixedVersion": "2.34.6-1.el8",
      "fix": "ALSA-2022:1777",
      "url": "https://patchblox.com/security/fix/linux/alsa-2022-1777",
      "released": "2022-05-10T06:24:27Z"
    },
    {
      "platform": "linux",
      "product": "webkit2gtk3-jsc-devel",
      "release": "ol 8",
      "fixedVersion": "0:2.34.6-1.el8",
      "fix": "ELSA-2022-1777",
      "url": "https://patchblox.com/security/fix/linux/elsa-2022-1777",
      "released": "2022-05-17T00:00:00Z"
    }
  ],
  "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"
  }
}