cpufreq: CPPC: Fix possible null-ptr-deref for cpufreq_cpu_get_raw()

{
  "id": "092936da73be34229aad90c1f25d24dbf9c4e99a52bc4cafca5c8e3a4da81277",
  "url": "https://osv.dev/vulnerability/CVE-2024-53231",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "cpufreq: CPPC: Fix possible null-ptr-deref for cpufreq_cpu_get_raw()",
    "summary": "In the Linux kernel, the following vulnerability has been resolved: cpufreq: CPPC: Fix possible null-ptr-deref for cpufreq_cpu_get_raw() cpufreq_cpu_get_raw() may return NULL if the cpu is not in policy->cpus cpu mask and it will cause null pointer dereference.",
    "evidence": "osv:CVE-2024-53231",
    "products": [
      {
        "name": {
          "value": "Kernel",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "6.1.120",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.6.64",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.11.11",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.12.2",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "medium",
    "structured": {
      "id": "CVE-2024-53231",
      "aliases": [
        "CVE-2024-53231"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
              "type": "GIT",
              "events": [
                {
                  "introduced": "740fcdc2c20ecf855b36b919d7fa1b872b5a7eae"
                },
                {
                  "fixed": "a357b63fd21e4b2791008c2175ba7a8c235ebce1"
                },
                {
                  "fixed": "e07570a8f2cfc51260c6266cb8e1bd4777a610d6"
                },
                {
                  "fixed": "e9b39f1924b76abc18881e4ce899fb232dd23d12"
                },
                {
                  "fixed": "65fe2f7fdafe2698a343661800434b3f2e51041e"
                },
                {
                  "fixed": "a78e7207564258db6e373e86294a85f9d646d35a"
                }
              ]
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-53231.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.19.0"
                },
                {
                  "fixed": "6.1.120"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.2.0"
                },
                {
                  "fixed": "6.6.64"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.7.0"
                },
                {
                  "fixed": "6.11.11"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.12.0"
                },
                {
                  "fixed": "6.12.2"
                }
              ]
            }
          ],
          "package": {
            "name": "Kernel",
            "ecosystem": "Linux"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-53231.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:47.996046826Z",
      "provider": "osv",
      "references": [
        "https://git.kernel.org/stable/c/65fe2f7fdafe2698a343661800434b3f2e51041e",
        "https://git.kernel.org/stable/c/a357b63fd21e4b2791008c2175ba7a8c235ebce1",
        "https://git.kernel.org/stable/c/a78e7207564258db6e373e86294a85f9d646d35a",
        "https://git.kernel.org/stable/c/e07570a8f2cfc51260c6266cb8e1bd4777a610d6",
        "https://git.kernel.org/stable/c/e9b39f1924b76abc18881e4ce899fb232dd23d12",
        "https://lists.debian.org/debian-lts-announce/2025/03/msg00001.html",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/53xxx/CVE-2024-53231.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2024-53231",
        "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/2024/53xxx/CVE-2024-53231.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2024-53231",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 515873,
  "published_at": "2024-12-27T13:50:18.899+00:00"
}