{
  "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-2022-48826",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2022-48826",
    "idYear": 2022,
    "status": "PUBLISHED",
    "publishedAt": "2024-07-16T11:44:11.349Z",
    "updatedAt": "2026-05-11T18:47:53.400Z",
    "importedAt": "2026-10-24T01:56:45.230Z",
    "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/vc4: Fix deadlock on DSI device attach error",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/vc4: Fix deadlock on DSI device attach error\n\nDSI device attach to DSI host will be done with host device's lock\nheld.\n\nUn-registering host in \"device attach\" error path (ex: probe retry)\nwill result in deadlock with below call trace and non operational\nDSI display.\n\nStartup Call trace:\n[   35.043036]  rt_mutex_slowlock.constprop.21+0x184/0x1b8\n[   35.043048]  mutex_lock_nested+0x7c/0xc8\n[   35.043060]  device_del+0x4c/0x3e8\n[   35.043075]  device_unregister+0x20/0x40\n[   35.043082]  mipi_dsi_remove_device_fn+0x18/0x28\n[   35.043093]  device_for_each_child+0x68/0xb0\n[   35.043105]  mipi_dsi_host_unregister+0x40/0x90\n[   35.043115]  vc4_dsi_host_attach+0xf0/0x120 [vc4]\n[   35.043199]  mipi_dsi_attach+0x30/0x48\n[   35.043209]  tc358762_probe+0x128/0x164 [tc358762]\n[   35.043225]  mipi_dsi_drv_probe+0x28/0x38\n[   35.043234]  really_probe+0xc0/0x318\n[   35.043244]  __driver_probe_device+0x80/0xe8\n[   35.043254]  driver_probe_device+0xb8/0x118\n[   35.043263]  __device_attach_driver+0x98/0xe8\n[   35.043273]  bus_for_each_drv+0x84/0xd8\n[   35.043281]  __device_attach+0xf0/0x150\n[   35.043290]  device_initial_probe+0x1c/0x28\n[   35.043300]  bus_probe_device+0xa4/0xb0\n[   35.043308]  deferred_probe_work_func+0xa0/0xe0\n[   35.043318]  process_one_work+0x254/0x700\n[   35.043330]  worker_thread+0x4c/0x448\n[   35.043339]  kthread+0x19c/0x1a8\n[   35.043348]  ret_from_fork+0x10/0x20\n\nShutdown Call trace:\n[  365.565417] Call trace:\n[  365.565423]  __switch_to+0x148/0x200\n[  365.565452]  __schedule+0x340/0x9c8\n[  365.565467]  schedule+0x48/0x110\n[  365.565479]  schedule_timeout+0x3b0/0x448\n[  365.565496]  wait_for_completion+0xac/0x138\n[  365.565509]  __flush_work+0x218/0x4e0\n[  365.565523]  flush_work+0x1c/0x28\n[  365.565536]  wait_for_device_probe+0x68/0x158\n[  365.565550]  device_shutdown+0x24/0x348\n[  365.565561]  kernel_restart_prepare+0x40/0x50\n[  365.565578]  kernel_restart+0x20/0x70\n[  365.565591]  __do_sys_reboot+0x10c/0x220\n[  365.565605]  __arm64_sys_reboot+0x2c/0x38\n[  365.565619]  invoke_syscall+0x4c/0x110\n[  365.565634]  el0_svc_common.constprop.3+0xfc/0x120\n[  365.565648]  do_el0_svc+0x2c/0x90\n[  365.565661]  el0_svc+0x4c/0xf0\n[  365.565671]  el0t_64_sync_handler+0x90/0xb8\n[  365.565682]  el0t_64_sync+0x180/0x184",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "37b254f11115e1c665f78a4e94237c616c99d324",
              "status": "affected",
              "versionType": "git",
              "lessThan": "770d1ba9a8201ce9bee0946eb03746449b6f3b80"
            },
            {
              "version": "37b254f11115e1c665f78a4e94237c616c99d324",
              "status": "affected",
              "versionType": "git",
              "lessThan": "dddd832f35096fbc5004e3a7e58fb4d2cefb8deb"
            },
            {
              "version": "37b254f11115e1c665f78a4e94237c616c99d324",
              "status": "affected",
              "versionType": "git",
              "lessThan": "0a3d12ab5097b1d045e693412e6b366b7e82031b"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "5.11",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "5.11"
            },
            {
              "version": "5.15.24",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "version": "5.16.10",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.16.*"
            },
            {
              "version": "5.17",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}