CVE-2026-64184 (GCVE-0-2026-64184)
Vulnerability from cvelistv5
Published
2026-07-19 15:41
Modified
2026-07-19 15:41
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved: mm/damon/sysfs-schemes: call missing mem_cgroup_iter_break() damon_sysfs_memcg_path_to_id() breaks mem_cgroup_iter() loop without calling mem_cgroup_iter_break(). This leaks the cgroup reference. Fix the issue by calling mem_cgroup_iter_break() before the break. The issue was discovered [1] by Sashiko.
References
Impacted products
Vendor Product Version
Linux Linux Version: 29cbb9a13f05b20f0777c60db9603730b487a4e0
Version: 29cbb9a13f05b20f0777c60db9603730b487a4e0
Version: 29cbb9a13f05b20f0777c60db9603730b487a4e0
Version: 29cbb9a13f05b20f0777c60db9603730b487a4e0
Version: 29cbb9a13f05b20f0777c60db9603730b487a4e0
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{
  "containers": {
    "cna": {
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          "product": "Linux",
          "programFiles": [
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              "versionType": "original_commit_for_fix"
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      ],
      "cpeApplicability": [
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              "operator": "OR"
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      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmm/damon/sysfs-schemes: call missing mem_cgroup_iter_break()\n\ndamon_sysfs_memcg_path_to_id() breaks mem_cgroup_iter() loop without\ncalling mem_cgroup_iter_break().  This leaks the cgroup reference.  Fix\nthe issue by calling mem_cgroup_iter_break() before the break.\n\nThe issue was discovered [1] by Sashiko."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-07-19T15:41:06.615Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
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          "url": "https://git.kernel.org/stable/c/082351f9d40007414ad6af062b3a26fa02fd4b5f"
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          "url": "https://git.kernel.org/stable/c/30a361be33f3793b9ecbd10ab7be6d0564819b79"
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        {
          "url": "https://git.kernel.org/stable/c/d4e7b5c4cc353f154d5ab8bb2e1ce7714d77a6e9"
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      ],
      "title": "mm/damon/sysfs-schemes: call missing mem_cgroup_iter_break()",
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  "cveMetadata": {
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    "assignerShortName": "Linux",
    "cveId": "CVE-2026-64184",
    "datePublished": "2026-07-19T15:41:06.615Z",
    "dateReserved": "2026-07-19T07:54:57.039Z",
    "dateUpdated": "2026-07-19T15:41:06.615Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}


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