{
  "schemaVersion": 1,
  "attribution": [
    {
      "source": "CISA Known Exploited Vulnerabilities",
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog",
      "licence": "US government work"
    },
    {
      "source": "GitHub Advisory Database",
      "url": "https://github.com/advisories",
      "licence": "CC BY 4.0"
    },
    {
      "source": "Have I Been Pwned",
      "url": "https://haveibeenpwned.com/",
      "licence": "CC BY 4.0"
    },
    {
      "source": "CVE Program (CVE records)",
      "url": "https://www.cve.org/Legal/TermsOfUse",
      "licence": "CVE Terms of Use",
      "notice": "Copyright © 1999-2026, The MITRE Corporation. CVE is a trademark and the CVE logo is a registered trademark of The MITRE Corporation.",
      "terms": "CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE™). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy."
    },
    {
      "source": "FIRST EPSS",
      "url": "https://www.first.org/epss/",
      "licence": "free to use; FIRST requests attribution"
    }
  ],
  "record": {
    "id": "CVE-2022-50393",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2022-50393",
    "idYear": 2022,
    "status": "PUBLISHED",
    "publishedAt": "2025-09-18T13:33:12.247Z",
    "updatedAt": "2026-08-15T12:23:26.499Z",
    "importedAt": "2026-10-24T01:56:49.724Z",
    "snapshot": {
      "id": "cve_2026-10-24_midnight_baseline",
      "at": "2026-10-24T00:00:00.000Z",
      "source": "https://github.com/CVEProject/cvelistV5/releases/tag/cve_2026-10-24_0100Z"
    },
    "facts": {
      "title": "drm/amdgpu: SDMA update use unlocked iterator",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdgpu: SDMA update use unlocked iterator\n\nSDMA update page table may be called from unlocked context, this\ngenerate below warning. Use unlocked iterator to handle this case.\n\nWARNING: CPU: 0 PID: 1475 at\ndrivers/dma-buf/dma-resv.c:483 dma_resv_iter_next\nCall Trace:\n dma_resv_iter_first+0x43/0xa0\n amdgpu_vm_sdma_update+0x69/0x2d0 [amdgpu]\n amdgpu_vm_ptes_update+0x29c/0x870 [amdgpu]\n amdgpu_vm_update_range+0x2f6/0x6c0 [amdgpu]\n svm_range_unmap_from_gpus+0x115/0x300 [amdgpu]\n svm_range_cpu_invalidate_pagetables+0x510/0x5e0 [amdgpu]\n __mmu_notifier_invalidate_range_start+0x1d3/0x230\n unmap_vmas+0x140/0x150\n unmap_region+0xa8/0x110",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "8bb31587820a6e04cb613b49238b1800d1a97223",
              "status": "affected",
              "versionType": "git",
              "lessThan": "b892c57a3a04c8de247ab9ee08a0a8cf53290e19"
            },
            {
              "version": "8bb31587820a6e04cb613b49238b1800d1a97223",
              "status": "affected",
              "versionType": "git",
              "lessThan": "4ff3d517cebe8a29b9f3c302b5292bb1ce291e00"
            },
            {
              "version": "8bb31587820a6e04cb613b49238b1800d1a97223",
              "status": "affected",
              "versionType": "git",
              "lessThan": "3913f0179ba366f7d7d160c506ce00de1602bbc4"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "5.19",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "5.19"
            },
            {
              "version": "5.19.17",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.19.*"
            },
            {
              "version": "6.0.3",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.0.*"
            },
            {
              "version": "6.1",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}