drivers: perf: marvell_cn10k: Fix hotplug callback leak in tad_pmu_init()

{
  "id": "c96144aab36c0d3f6161729a4308d13b48082aa9caca9c0ea7cf9c2bcd59e41a",
  "url": "https://osv.dev/vulnerability/CVE-2022-50632",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "drivers: perf: marvell_cn10k: Fix hotplug callback leak in tad_pmu_init()",
    "summary": "In the Linux kernel, the following vulnerability has been resolved: drivers: perf: marvell_cn10k: Fix hotplug callback leak in tad_pmu_init() tad_pmu_init() won't remove the callback added by cpuhp_setup_state_multi() when platform_driver_register() failed. Remove the callback by cpuhp_remove_multi_state() in fail path. Similar to the handling of arm_ccn_init() in commit 26242b330093 (\"bus: arm-ccn: Prevent hotplug callback leak\")",
    "evidence": "osv:CVE-2022-50632",
    "products": [
      {
        "name": {
          "value": "Kernel",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "6.0.16",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.1.2",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "structured": {
      "id": "CVE-2022-50632",
      "aliases": [
        "CVE-2022-50632"
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
              "type": "GIT",
              "events": [
                {
                  "introduced": "036a7584bede317d0df6b854e4f531b7a2dd8b33"
                },
                {
                  "fixed": "367404bfd1aa87b2a50059cd8edc6c12c367cd15"
                },
                {
                  "fixed": "7772f4de934123ccd7c7cdc1dc4e46fdd5d767fb"
                },
                {
                  "fixed": "973ae93d80d9d262f695eb485a1902b74c4b9098"
                }
              ]
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-50632.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.17.0"
                },
                {
                  "fixed": "6.0.16"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.1.0"
                },
                {
                  "fixed": "6.1.2"
                }
              ]
            }
          ],
          "package": {
            "name": "Kernel",
            "ecosystem": "Linux"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-50632.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:39.673291200Z",
      "provider": "osv",
      "references": [
        "https://git.kernel.org/stable/c/367404bfd1aa87b2a50059cd8edc6c12c367cd15",
        "https://git.kernel.org/stable/c/7772f4de934123ccd7c7cdc1dc4e46fdd5d767fb",
        "https://git.kernel.org/stable/c/973ae93d80d9d262f695eb485a1902b74c4b9098",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50632.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2022-50632",
        "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
      ],
      "provider_metadata": {
        "cna_assigner": "Linux",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50632.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2022-50632",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 507283,
  "published_at": "2025-12-08T23:59:58.587+00:00"
}