{
  "cveId": "CVE-2022-40674",
  "url": "https://patchblox.com/security/cve/CVE-2022-40674",
  "summary": "CVE-2022-40674 is fixed in 13 products on 1 platform, first by expat 2.2.9-1ubuntu0.5, released September 14, 2022. It is not reported as exploited. Patch Radar priority: High.",
  "title": "expat: libexpat before 2.4.9 has a use-after-free in the doContent function inxmlparse.c.",
  "description": "libexpat before 2.4.9 has a use-after-free in the doContent function inxmlparse.c.",
  "published": "2022-09-14T04:15:00Z",
  "severity": "Medium",
  "cvss": 8.1,
  "cvssVector": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
  "epss": 0.0225,
  "epssPercentile": 0.83008,
  "priority": "High",
  "priorityTier": 3,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "expat",
      "release": "Debian 11.6 (bullseye)",
      "fixedVersion": "2.2.10-2\u002Bdeb11u4",
      "fix": "DSA-5236-1",
      "url": "https://patchblox.com/security/fix/linux/dsa-5236-1",
      "released": "2022-09-22T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "expat",
      "release": "Debian 12.15 (bookworm)",
      "fixedVersion": "2.4.8-2",
      "fix": "DEBIAN-CVE-2022-40674",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2022-40674",
      "released": "2022-09-14T11:15:54Z"
    },
    {
      "platform": "linux",
      "product": "expat",
      "release": "Debian 13.5 (trixie)",
      "fixedVersion": "2.4.8-2",
      "fix": "DEBIAN-CVE-2022-40674",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2022-40674",
      "released": "2022-09-14T11:15:54Z"
    },
    {
      "platform": "linux",
      "product": "expat",
      "release": "Debian 14",
      "fixedVersion": "2.4.8-2",
      "fix": "DEBIAN-CVE-2022-40674",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2022-40674",
      "released": "2022-09-14T11:15:54Z"
    },
    {
      "platform": "linux",
      "product": "expat",
      "release": "RHEL 8",
      "fixedVersion": "0:2.2.5-8.el8_6.3",
      "fix": "RHSA-2022:6878",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2022-6878",
      "released": "2022-10-11T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "expat",
      "release": "RHEL 9",
      "fixedVersion": "0:2.2.10-12.el9_0.3",
      "fix": "RHSA-2022:6838",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2022-6838",
      "released": "2022-10-06T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "expat",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "2.2.5-3ubuntu0.8",
      "fix": "expat 2.2.5-3ubuntu0.8",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-expat-2.2.5-3ubuntu0.8",
      "released": "2022-10-24T07:15:00Z"
    },
    {
      "platform": "linux",
      "product": "expat",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "2.2.9-1ubuntu0.5",
      "fix": "expat 2.2.9-1ubuntu0.5",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-expat-2.2.9-1ubuntu0.5",
      "released": "2022-09-14T04:15:00Z"
    },
    {
      "platform": "linux",
      "product": "expat",
      "release": "Ubuntu 22.04.1 LTS (jammy)",
      "fixedVersion": "2.4.7-1ubuntu0.1",
      "fix": "expat 2.4.7-1ubuntu0.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-jammy-expat-2.4.7-1ubuntu0.1",
      "released": "2022-09-14T04:15:00Z"
    },
    {
      "platform": "linux",
      "product": "expat",
      "release": "Ubuntu 24.10 (oracular)",
      "fixedVersion": "2.5.0-1",
      "fix": "expat 2.5.0-1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-oracular-expat-2.5.0-1",
      "released": "2026-01-16T01:42:23Z"
    },
    {
      "platform": "linux",
      "product": "expat",
      "release": "Ubuntu 25.04 (plucky)",
      "fixedVersion": "2.5.0-1",
      "fix": "expat 2.5.0-1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-plucky-expat-2.5.0-1",
      "released": "2026-01-16T01:42:24Z"
    },
    {
      "platform": "linux",
      "product": "expat",
      "release": "almalinux 8",
      "fixedVersion": "2.2.5-8.el8_6.3",
      "fix": "ALSA-2022:6878",
      "url": "https://patchblox.com/security/fix/linux/alsa-2022-6878",
      "released": "2022-10-11T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "expat",
      "release": "almalinux 9",
      "fixedVersion": "2.2.10-12.el9_0.3",
      "fix": "ALSA-2022:6838",
      "url": "https://patchblox.com/security/fix/linux/alsa-2022-6838",
      "released": "2022-10-06T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "expat",
      "release": "amzn 2023",
      "fixedVersion": "2.5.0-1.amzn2023.0.2",
      "fix": "ALAS2023-2023-058",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2023-058",
      "released": "2023-02-17T20:45:00Z"
    },
    {
      "platform": "linux",
      "product": "expat",
      "release": "ol 8",
      "fixedVersion": "0:2.2.5-8.0.1.el8_6.3",
      "fix": "ELSA-2022-6878",
      "url": "https://patchblox.com/security/fix/linux/elsa-2022-6878",
      "released": "2022-10-11T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "expat",
      "release": "ol 9",
      "fixedVersion": "0:2.2.10-12.el9_0.3",
      "fix": "ELSA-2022-6838",
      "url": "https://patchblox.com/security/fix/linux/elsa-2022-6838",
      "released": "2022-10-06T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "expat",
      "release": "rocky 8",
      "fixedVersion": "0:2.2.5-8.el8_6.3",
      "fix": "RLSA-2022:6878",
      "url": "https://patchblox.com/security/fix/linux/rlsa-2022-6878",
      "released": "2022-10-11T12:38:26Z"
    },
    {
      "platform": "linux",
      "product": "expat",
      "release": "rocky 9",
      "fixedVersion": "0:2.2.10-12.el9_0.3",
      "fix": "RLSA-2022:6838",
      "url": "https://patchblox.com/security/fix/linux/rlsa-2022-6838",
      "released": "2022-10-06T14:37:41Z"
    },
    {
      "platform": "linux",
      "product": "expat-debuginfo",
      "release": "amzn 2023",
      "fixedVersion": "2.5.0-1.amzn2023.0.2",
      "fix": "ALAS2023-2023-058",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2023-058",
      "released": "2023-02-17T20:45:00Z"
    },
    {
      "platform": "linux",
      "product": "expat-debugsource",
      "release": "amzn 2023",
      "fixedVersion": "2.5.0-1.amzn2023.0.2",
      "fix": "ALAS2023-2023-058",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2023-058",
      "released": "2023-02-17T20:45:00Z"
    },
    {
      "platform": "linux",
      "product": "expat-devel",
      "release": "RHEL 8",
      "fixedVersion": "0:2.2.5-8.el8_6.3",
      "fix": "RHSA-2022:6878",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2022-6878",
      "released": "2022-10-11T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "expat-devel",
      "release": "RHEL 9",
      "fixedVersion": "0:2.2.10-12.el9_0.3",
      "fix": "RHSA-2022:6838",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2022-6838",
      "released": "2022-10-06T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "expat-devel",
      "release": "almalinux 8",
      "fixedVersion": "2.2.5-8.el8_6.3",
      "fix": "ALSA-2022:6878",
      "url": "https://patchblox.com/security/fix/linux/alsa-2022-6878",
      "released": "2022-10-11T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "expat-devel",
      "release": "almalinux 9",
      "fixedVersion": "2.2.10-12.el9_0.3",
      "fix": "ALSA-2022:6838",
      "url": "https://patchblox.com/security/fix/linux/alsa-2022-6838",
      "released": "2022-10-06T00:00:00Z"
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    {
      "platform": "linux",
      "product": "expat-devel",
      "release": "amzn 2023",
      "fixedVersion": "2.5.0-1.amzn2023.0.2",
      "fix": "ALAS2023-2023-058",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2023-058",
      "released": "2023-02-17T20:45:00Z"
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    {
      "platform": "linux",
      "product": "expat-devel",
      "release": "ol 8",
      "fixedVersion": "0:2.2.5-8.0.1.el8_6.3",
      "fix": "ELSA-2022-6878",
      "url": "https://patchblox.com/security/fix/linux/elsa-2022-6878",
      "released": "2022-10-11T00:00:00Z"
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    {
      "platform": "linux",
      "product": "expat-devel",
      "release": "ol 9",
      "fixedVersion": "0:2.2.10-12.el9_0.3",
      "fix": "ELSA-2022-6838",
      "url": "https://patchblox.com/security/fix/linux/elsa-2022-6838",
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    {
      "platform": "linux",
      "product": "expat-static",
      "release": "amzn 2023",
      "fixedVersion": "2.5.0-1.amzn2023.0.2",
      "fix": "ALAS2023-2023-058",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2023-058",
      "released": "2023-02-17T20:45:00Z"
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    {
      "platform": "linux",
      "product": "firefox",
      "release": "RHEL 8",
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      "fix": "RHSA-2022:7024",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2022-7024",
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    {
      "platform": "linux",
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      "release": "RHEL 9",
      "fixedVersion": "0:102.3.0-7.el9_0",
      "fix": "RHSA-2022:7020",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2022-7020",
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      "fix": "firefox 107.0\u002Bbuild2-0ubuntu0.18.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-firefox-107.0-build2-0ubuntu0.18.04.1",
      "released": "2022-11-15T16:00:00Z"
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      "platform": "linux",
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    {
      "platform": "linux",
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      "fixedVersion": "0:102.3.0-7.0.1.el8_6",
      "fix": "ELSA-2022-7024",
      "url": "https://patchblox.com/security/fix/linux/elsa-2022-7024",
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      "url": "https://patchblox.com/security/fix/linux/elsa-2022-7020",
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    },
    {
      "platform": "linux",
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      "release": "rocky 8",
      "fixedVersion": "0:102.3.0-7.el8_6",
      "fix": "RLSA-2022:7024",
      "url": "https://patchblox.com/security/fix/linux/rlsa-2022-7024",
      "released": "2022-10-18T17:41:04Z"
    },
    {
      "platform": "linux",
      "product": "firefox-geckodriver",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "107.0\u002Bbuild2-0ubuntu0.18.04.1",
      "fix": "firefox-geckodriver 107.0\u002Bbuild2-0ubuntu0.18.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-firefox-geckodriver-107.0-build2-0ubuntu0.18.04.1",
      "released": "2022-11-15T16:00:00Z"
    },
    {
      "platform": "linux",
      "product": "firefox-geckodriver",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "107.0\u002Bbuild2-0ubuntu0.20.04.1",
      "fix": "firefox-geckodriver 107.0\u002Bbuild2-0ubuntu0.20.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-firefox-geckodriver-107.0-build2-0ubuntu0.20.04.1",
      "released": "2022-12-22T12:15:00Z"
    },
    {
      "platform": "linux",
      "product": "firefox-mozsymbols",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "107.0\u002Bbuild2-0ubuntu0.18.04.1",
      "fix": "firefox-mozsymbols 107.0\u002Bbuild2-0ubuntu0.18.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-firefox-mozsymbols-107.0-build2-0ubuntu0.18.04.1",
      "released": "2022-11-15T16:00:00Z"
    },
    {
      "platform": "linux",
      "product": "firefox-mozsymbols",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "107.0\u002Bbuild2-0ubuntu0.20.04.1",
      "fix": "firefox-mozsymbols 107.0\u002Bbuild2-0ubuntu0.20.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-firefox-mozsymbols-107.0-build2-0ubuntu0.20.04.1",
      "released": "2022-12-22T12:15:00Z"
    },
    {
      "platform": "linux",
      "product": "libexpat1",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
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      "fix": "libexpat1 2.2.5-3ubuntu0.8",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-libexpat1-2.2.5-3ubuntu0.8",
      "released": "2022-10-24T07:15:00Z"
    },
    {
      "platform": "linux",
      "product": "libexpat1",
      "release": "Ubuntu 20.04 LTS (focal)",
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      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-libexpat1-2.2.9-1ubuntu0.5",
      "released": "2022-09-14T04:15:00Z"
    },
    {
      "platform": "linux",
      "product": "libexpat1",
      "release": "Ubuntu 22.04.1 LTS (jammy)",
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      "fix": "libexpat1 2.4.7-1ubuntu0.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-jammy-libexpat1-2.4.7-1ubuntu0.1",
      "released": "2022-09-14T04:15:00Z"
    },
    {
      "platform": "linux",
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      "url": "https://patchblox.com/security/fix/linux/ubuntu-oracular-libexpat1-2.5.0-1",
      "released": "2026-01-16T01:42:23Z"
    },
    {
      "platform": "linux",
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      "fix": "libexpat1 2.5.0-1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-plucky-libexpat1-2.5.0-1",
      "released": "2026-01-16T01:42:24Z"
    },
    {
      "platform": "linux",
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      "fix": "RLSA-2023:3068",
      "url": "https://patchblox.com/security/fix/linux/rlsa-2023-3068",
      "released": "2025-12-27T09:04:33Z"
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    {
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      "fix": "RHSA-2023:3068",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2023-3068",
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      "platform": "linux",
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      "fix": "ALSA-2023:3068",
      "url": "https://patchblox.com/security/fix/linux/alsa-2023-3068",
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    },
    {
      "platform": "linux",
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      "fix": "RHSA-2023:3068",
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      "platform": "linux",
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      "url": "https://patchblox.com/security/fix/linux/alsa-2023-3068",
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    },
    {
      "platform": "linux",
      "product": "thunderbird",
      "release": "RHEL 8",
      "fixedVersion": "0:102.3.0-4.el8_6",
      "fix": "RHSA-2022:7023",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2022-7023",
      "released": "2022-10-18T00:00:00Z"
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    {
      "platform": "linux",
      "product": "thunderbird",
      "release": "RHEL 9",
      "fixedVersion": "0:102.3.0-4.el9_0",
      "fix": "RHSA-2022:7026",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2022-7026",
      "released": "2022-10-18T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "thunderbird",
      "release": "almalinux 8",
      "fixedVersion": "102.3.0-4.el8_6.alma",
      "fix": "ALSA-2022:7023",
      "url": "https://patchblox.com/security/fix/linux/alsa-2022-7023",
      "released": "2022-10-18T00:00:00Z"
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    {
      "platform": "linux",
      "product": "thunderbird",
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      "fix": "ALSA-2022:7026",
      "url": "https://patchblox.com/security/fix/linux/alsa-2022-7026",
      "released": "2022-10-18T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "thunderbird",
      "release": "ol 8",
      "fixedVersion": "0:102.3.0-4.0.1.el8_6",
      "fix": "ELSA-2022-7023",
      "url": "https://patchblox.com/security/fix/linux/elsa-2022-7023",
      "released": "2022-10-20T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "thunderbird",
      "release": "ol 9",
      "fixedVersion": "0:102.3.0-4.0.1.el9_0",
      "fix": "ELSA-2022-7026",
      "url": "https://patchblox.com/security/fix/linux/elsa-2022-7026",
      "released": "2022-10-19T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "thunderbird",
      "release": "rocky 8",
      "fixedVersion": "0:102.3.0-4.el8_6",
      "fix": "RLSA-2022:7023",
      "url": "https://patchblox.com/security/fix/linux/rlsa-2022-7023",
      "released": "2022-10-18T17:40:48Z"
    }
  ],
  "noFixYet": [],
  "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"
  }
}