block: avoid to reuse `hctx` not removed from cpuhp callback list

{
  "id": "81095168abe59804eeb5a1cbcd3a78cb97d4d8cf7ddd994c203ddbcffb797ae1",
  "url": "https://osv.dev/vulnerability/CVE-2024-41149",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "block: avoid to reuse `hctx` not removed from cpuhp callback list",
    "summary": "In the Linux kernel, the following vulnerability has been resolved: block: avoid to reuse `hctx` not removed from cpuhp callback list If the 'hctx' isn't removed from cpuhp callback list, we can't reuse it, otherwise use-after-free may be triggered.",
    "evidence": "osv:CVE-2024-41149",
    "products": [
      {
        "name": {
          "value": "Kernel",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "6.12.7",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "high",
    "structured": {
      "id": "CVE-2024-41149",
      "aliases": [
        "CVE-2024-41149"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
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              "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
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              "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
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          "versions": [
            "v6.12.6"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-41149.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.12.6"
                },
                {
                  "fixed": "6.12.7"
                }
              ]
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          ],
          "package": {
            "name": "Kernel",
            "ecosystem": "Linux"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-41149.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:52.323640746Z",
      "provider": "osv",
      "references": [
        "https://git.kernel.org/stable/c/85672ca9ceeaa1dcf2777a7048af5f4aee3fd02b",
        "https://git.kernel.org/stable/c/b5792c162dcf6197bf3d2de2be6c8169435b73d0",
        "https://git.kernel.org/stable/c/ee18012c80155f6809522804099621070c69ec72",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/41xxx/CVE-2024-41149.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2024-41149",
        "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/2024/41xxx/CVE-2024-41149.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2024-41149",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 521048,
  "published_at": "2025-01-11T12:35:33.428+00:00"
}