{
   "containers": {
      "cna": {
         "providerMetadata": {
            "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038"
         },
         "descriptions": [
            {
               "lang": "en",
               "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nusb: xhci: Check endpoint is valid before dereferencing it\n\nWhen the host controller is not responding, all URBs queued to all\nendpoints need to be killed. This can cause a kernel panic if we\ndereference an invalid endpoint.\n\nFix this by using xhci_get_virt_ep() helper to find the endpoint and\nchecking if the endpoint is valid before dereferencing it.\n\n[233311.853271] xhci-hcd xhci-hcd.1.auto: xHCI host controller not responding, assume dead\n[233311.853393] Unable to handle kernel NULL pointer dereference at virtual address 00000000000000e8\n\n[233311.853964] pc : xhci_hc_died+0x10c/0x270\n[233311.853971] lr : xhci_hc_died+0x1ac/0x270\n\n[233311.854077] Call trace:\n[233311.854085]  xhci_hc_died+0x10c/0x270\n[233311.854093]  xhci_stop_endpoint_command_watchdog+0x100/0x1a4\n[233311.854105]  call_timer_fn+0x50/0x2d4\n[233311.854112]  expire_timers+0xac/0x2e4\n[233311.854118]  run_timer_softirq+0x300/0xabc\n[233311.854127]  __do_softirq+0x148/0x528\n[233311.854135]  irq_exit+0x194/0x1a8\n[233311.854143]  __handle_domain_irq+0x164/0x1d0\n[233311.854149]  gic_handle_irq.22273+0x10c/0x188\n[233311.854156]  el1_irq+0xfc/0x1a8\n[233311.854175]  lpm_cpuidle_enter+0x25c/0x418 [msm_pm]\n[233311.854185]  cpuidle_enter_state+0x1f0/0x764\n[233311.854194]  do_idle+0x594/0x6ac\n[233311.854201]  cpu_startup_entry+0x7c/0x80\n[233311.854209]  secondary_start_kernel+0x170/0x198"
            }
         ],
         "affected": [
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "unaffected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "drivers/usb/host/xhci-ring.c"
               ],
               "versions": [
                  {
                     "version": "50e8725e7c42",
                     "lessThan": "375be2dd61a0",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "50e8725e7c42",
                     "lessThan": "2d2820d5f375",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "50e8725e7c42",
                     "lessThan": "9891e5c73cab",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "50e8725e7c42",
                     "lessThan": "66fc1600855c",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "50e8725e7c42",
                     "lessThan": "f39c813af0b6",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "50e8725e7c42",
                     "lessThan": "08864dc14a68",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "50e8725e7c42",
                     "lessThan": "e8fb5bc76eb8",
                     "status": "affected",
                     "versionType": "git"
                  }
               ]
            },
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "affected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "drivers/usb/host/xhci-ring.c"
               ],
               "versions": [
                  {
                     "version": "3.15",
                     "status": "affected"
                  },
                  {
                     "version": "0",
                     "lessThan": "3.15",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "4.14.304",
                     "lessThanOrEqual": "4.14.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "4.19.271",
                     "lessThanOrEqual": "4.19.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.4.230",
                     "lessThanOrEqual": "5.4.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.10.165",
                     "lessThanOrEqual": "5.10.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.15.90",
                     "lessThanOrEqual": "5.15.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.1.8",
                     "lessThanOrEqual": "6.1.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.2",
                     "lessThanOrEqual": "*",
                     "status": "unaffected",
                     "versionType": "original_commit_for_fix"
                  }
               ]
            }
         ],
         "references": [
            {
               "url": "https://git.kernel.org/stable/c/375be2dd61a072f7b1cac9b17eea59e07b58db3a"
            },
            {
               "url": "https://git.kernel.org/stable/c/2d2820d5f375563690c96e60676855205abfb7f5"
            },
            {
               "url": "https://git.kernel.org/stable/c/9891e5c73cab3fd9ed532dc50e9799e55e974766"
            },
            {
               "url": "https://git.kernel.org/stable/c/66fc1600855c05c4ba4e997184c91cf298e0405c"
            },
            {
               "url": "https://git.kernel.org/stable/c/f39c813af0b64f44af94e435c07bfa1ddc2575f5"
            },
            {
               "url": "https://git.kernel.org/stable/c/08864dc14a6803f0377ca77b9740b26db30c020f"
            },
            {
               "url": "https://git.kernel.org/stable/c/e8fb5bc76eb86437ab87002d4a36d6da02165654"
            }
         ],
         "title": "usb: xhci: Check endpoint is valid before dereferencing it",
         "x_generator": {
            "engine": "bippy-c9c4e1df01b2"
         }
      }
   },
   "cveMetadata": {
      "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038",
      "cveID": "CVE-2023-52901",
      "requesterUserId": "gregkh@kernel.org",
      "serial": "1",
      "state": "PUBLISHED"
   },
   "dataType": "CVE_RECORD",
   "dataVersion": "5.0"
}