{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "0df4fabe208d9576f2671d31e77cf46d20fdcd01"
            },
            {
              "fixed": "f13acee780cedb3e06a6dadf64d9104cccd2b9fc"
            },
            {
              "fixed": "85cc8a187f2de7a91e2cea522e9406fa12999269"
            },
            {
              "fixed": "00ef8885a945c37551547d8ac8361cacd20c4e42"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50236.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\niommu/mediatek: Fix crash on isr after kexec()\n\nIf the system is rebooted via isr(), the IRQ handler might\nbe triggered before the domain is initialized. Resulting on\nan invalid memory access error.\n\nFix:\n[    0.500930] Unable to handle kernel read from unreadable memory at virtual address 0000000000000070\n[    0.501166] Call trace:\n[    0.501174]  report_iommu_fault+0x28/0xfc\n[    0.501180]  mtk_iommu_isr+0x10c/0x1c0\n\n[ joro: Fixed spelling in commit message ]",
  "id": "CVE-2022-50236",
  "modified": "2026-04-01T23:10:39.942436368Z",
  "published": "2025-09-15T14:01:42.983Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/00ef8885a945c37551547d8ac8361cacd20c4e42"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/85cc8a187f2de7a91e2cea522e9406fa12999269"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/f13acee780cedb3e06a6dadf64d9104cccd2b9fc"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50236.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-50236"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.7.3",
  "summary": "iommu/mediatek: Fix crash on isr after kexec()"
}