{
  "schema_version": "1.6.1",
  "id": "RPI-CVE-2023-52860",
  "modified": "2026-10-07T17:22:01Z",
  "upstream": [
    "CVE-2023-52860"
  ],
  "published": "2024-05-21T15:34:20Z",
  "summary": "drivers/perf: hisi: use cpuhp_state_remove_instance_nocalls() for hisi_hns3_pmu uninit process",
  "details": "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": [
    {
      "package": {
        "ecosystem": "Raspberry Pi OS:12",
        "name": "linux"
      },
      "versions": [
        "1:6.1.47-1+rpt4"
      ],
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "linux-image-6.1.0-rpi3-rpi-2712",
            "binary_version": "1:6.1.47-1+rpt4"
          },
          {
            "binary_name": "linux-image-6.1.0-rpi3-rpi-v6",
            "binary_version": "1:6.1.47-1+rpt4"
          },
          {
            "binary_name": "linux-image-6.1.0-rpi3-rpi-v7",
            "binary_version": "1:6.1.47-1+rpt4"
          },
          {
            "binary_name": "linux-image-6.1.0-rpi3-rpi-v7l",
            "binary_version": "1:6.1.47-1+rpt4"
          },
          {
            "binary_name": "linux-image-6.1.0-rpi3-rpi-v8",
            "binary_version": "1:6.1.47-1+rpt4"
          }
        ]
      },
      "database_specific": {
        "per_version": {
          "1:6.1.47-1+rpt4": {
            "linux_commit": "655fc658a15ae7a6f37103754adb39ba52a9a14e",
            "upstream_version": "6.1.47",
            "assessment": "commit ancestry (strak rule)",
            "upstream_fixed": "6.1.63",
            "compiled_filter": false
          }
        }
      }
    }
  ],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://www.cve.org/CVERecord?id=CVE-2023-52860"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/4589403a343bb0c72a6faf5898386ff964d4e01a"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/3f5827371763f2d9c70719c270055a81d030f3d0"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/d04ff5437a45f275db5530efb49b68d0ec851f6f"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/50b560783f7f71790bcf70e9e9855155fb0af8c1"
    }
  ],
  "database_specific": {
    "source": "https://git.kernel.org/pub/scm/linux/security/vulns.git",
    "upstream_modified": "2026-05-12T04:54:46Z"
  }
}