cpufreq: davinci: Fix clk use after free

{
  "id": "3b9646407f603403df1c675d226648647590ceb4e3b9ecc78100ee8f85bc0795",
  "url": "https://osv.dev/vulnerability/CVE-2023-53544",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "cpufreq: davinci: Fix clk use after free",
    "summary": "In the Linux kernel, the following vulnerability has been resolved: cpufreq: davinci: Fix clk use after free The remove function first frees the clks and only then calls cpufreq_unregister_driver(). If one of the cpufreq callbacks is called just before cpufreq_unregister_driver() is run, the freed clks might be used.",
    "evidence": "osv:CVE-2023-53544",
    "products": [
      {
        "name": {
          "value": "Kernel",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "4.14.308",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.1.16",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.2.3",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "structured": {
      "id": "CVE-2023-53544",
      "aliases": [
        "CVE-2023-53544"
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
              "type": "GIT",
              "events": [
                {
                  "introduced": "6601b8030de3e9c29930684eeac15302a59f991a"
                },
                {
                  "fixed": "66b3bbe6fbd8dd410868e5b53ac3944a934b9310"
                },
                {
                  "fixed": "a5f024d0e6f91e05c816ad4ee8837173369dd5cb"
                },
                {
                  "fixed": "ab05ae4ab831f64bbc427592c86f599ed9c4324f"
                },
                {
                  "fixed": "5d8f384a9b4fc50f6a18405f1c08e5a87a77b5b3"
                }
              ]
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-53544.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "2.6.33"
                },
                {
                  "fixed": "4.14.308"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "4.15.0"
                },
                {
                  "fixed": "6.1.16"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.2.0"
                },
                {
                  "fixed": "6.2.3"
                }
              ]
            }
          ],
          "package": {
            "name": "Kernel",
            "ecosystem": "Linux"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-53544.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:49.601697630Z",
      "provider": "osv",
      "references": [
        "https://git.kernel.org/stable/c/5d8f384a9b4fc50f6a18405f1c08e5a87a77b5b3",
        "https://git.kernel.org/stable/c/66b3bbe6fbd8dd410868e5b53ac3944a934b9310",
        "https://git.kernel.org/stable/c/a5f024d0e6f91e05c816ad4ee8837173369dd5cb",
        "https://git.kernel.org/stable/c/ab05ae4ab831f64bbc427592c86f599ed9c4324f",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53544.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2023-53544",
        "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/2023/53xxx/CVE-2023-53544.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2023-53544",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 517751,
  "published_at": "2025-10-04T15:16:52.791+00:00"
}