{
   "containers": {
      "cna": {
         "providerMetadata": {
            "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038"
         },
         "descriptions": [
            {
               "lang": "en",
               "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrivers/perf: hisi: use cpuhp_state_remove_instance_nocalls() for hisi_hns3_pmu uninit process\n\nWhen tearing down a 'hisi_hns3' PMU, we mistakenly run the CPU hotplug\ncallbacks after the device has been unregistered, leading to fireworks\nwhen we try to execute empty function callbacks within the driver:\n\n  | Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000\n  | CPU: 0 PID: 15 Comm: cpuhp/0 Tainted: G        W  O      5.12.0-rc4+ #1\n  | Hardware name:  , BIOS KpxxxFPGA 1P B600 V143 04/22/2021\n  | pstate: 80400009 (Nzcv daif +PAN -UAO -TCO BTYPE=--)\n  | pc : perf_pmu_migrate_context+0x98/0x38c\n  | lr : perf_pmu_migrate_context+0x94/0x38c\n  |\n  | Call trace:\n  |  perf_pmu_migrate_context+0x98/0x38c\n  |  hisi_hns3_pmu_offline_cpu+0x104/0x12c [hisi_hns3_pmu]\n\nUse cpuhp_state_remove_instance_nocalls() instead of\ncpuhp_state_remove_instance() so that the notifiers don't execute after\nthe PMU device has been unregistered.\n\n[will: Rewrote commit message]"
            }
         ],
         "affected": [
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "unaffected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "drivers/perf/hisilicon/hns3_pmu.c"
               ],
               "versions": [
                  {
                     "version": "66637ab137b4",
                     "lessThan": "4589403a343b",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "66637ab137b4",
                     "lessThan": "3f5827371763",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "66637ab137b4",
                     "lessThan": "d04ff5437a45",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "66637ab137b4",
                     "lessThan": "50b560783f7f",
                     "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/perf/hisilicon/hns3_pmu.c"
               ],
               "versions": [
                  {
                     "version": "6.0",
                     "status": "affected"
                  },
                  {
                     "version": "0",
                     "lessThan": "6.0",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.1.63",
                     "lessThanOrEqual": "6.1.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.5.12",
                     "lessThanOrEqual": "6.5.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.6.2",
                     "lessThanOrEqual": "6.6.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.7",
                     "lessThanOrEqual": "*",
                     "status": "unaffected",
                     "versionType": "original_commit_for_fix"
                  }
               ]
            }
         ],
         "references": [
            {
               "url": "https://git.kernel.org/stable/c/4589403a343bb0c72a6faf5898386ff964d4e01a"
            },
            {
               "url": "https://git.kernel.org/stable/c/3f5827371763f2d9c70719c270055a81d030f3d0"
            },
            {
               "url": "https://git.kernel.org/stable/c/d04ff5437a45f275db5530efb49b68d0ec851f6f"
            },
            {
               "url": "https://git.kernel.org/stable/c/50b560783f7f71790bcf70e9e9855155fb0af8c1"
            }
         ],
         "title": "drivers/perf: hisi: use cpuhp_state_remove_instance_nocalls() for hisi_hns3_pmu uninit process",
         "x_generator": {
            "engine": "bippy-a5840b7849dd"
         }
      }
   },
   "cveMetadata": {
      "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038",
      "cveID": "CVE-2023-52860",
      "requesterUserId": "gregkh@kernel.org",
      "serial": "1",
      "state": "PUBLISHED"
   },
   "dataType": "CVE_RECORD",
   "dataVersion": "5.0"
}