{
  "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-2023-52860",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2023-52860",
    "idYear": 2023,
    "status": "PUBLISHED",
    "publishedAt": "2024-05-21T15:31:53.194Z",
    "updatedAt": "2026-05-11T19:34:25.482Z",
    "importedAt": "2026-10-24T01:57:03.413Z",
    "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": "drivers/perf: hisi: use cpuhp_state_remove_instance_nocalls() for hisi_hns3_pmu uninit process",
      "summary": "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": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "66637ab137b44914356a9dc7a9b3f8ebcf0b0695",
              "status": "affected",
              "versionType": "git",
              "lessThan": "4589403a343bb0c72a6faf5898386ff964d4e01a"
            },
            {
              "version": "66637ab137b44914356a9dc7a9b3f8ebcf0b0695",
              "status": "affected",
              "versionType": "git",
              "lessThan": "3f5827371763f2d9c70719c270055a81d030f3d0"
            },
            {
              "version": "66637ab137b44914356a9dc7a9b3f8ebcf0b0695",
              "status": "affected",
              "versionType": "git",
              "lessThan": "d04ff5437a45f275db5530efb49b68d0ec851f6f"
            },
            {
              "version": "66637ab137b44914356a9dc7a9b3f8ebcf0b0695",
              "status": "affected",
              "versionType": "git",
              "lessThan": "50b560783f7f71790bcf70e9e9855155fb0af8c1"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "6.0",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "6.0"
            },
            {
              "version": "6.1.63",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "version": "6.5.12",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.5.*"
            },
            {
              "version": "6.6.2",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.6.*"
            },
            {
              "version": "6.7",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}