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CVE-2026-93197 memcg: move LRU size accounting on reparenting instead of copying it

🗓️ 17 Sep 2026 16:12:19Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 36 Views

Linux kernel memcg LRU size copied not moved on reparenting causes phantom scanner overhead.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-93197
17 Sep 202616:12
cve
debiancve
Debian CVE
CVE-2026-93197
17 Sep 202616:12
debiancve
euvd
EUVD
EUVD-2026-82305
17 Sep 202616:12
euvd
nvd
NVD
CVE-2026-93197
17 Sep 202617:18
nvd
osv
OSV
DEBIAN-CVE-2026-93197
17 Sep 202617:18
osv
ubuntucve
UbuntuCve
CVE-2026-93197
18 Sep 202600:00
ubuntucve
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "mm/folio.c",
      "mm/vmscan.c"
    ],
    "versions": [
      {
        "version": "07a6e9a2c199fed361f528781284d56771d0016f",
        "lessThan": "007bc1842317bb99f5f6205afede940f951674c2",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "07a6e9a2c199fed361f528781284d56771d0016f",
        "lessThan": "0e0ac326c511d514817cc7b6d7741afd59098ce2",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "mm/folio.c",
      "mm/vmscan.c"
    ],
    "versions": [
      {
        "version": "7.1",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "7.1",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2.6",
        "lessThanOrEqual": "7.2.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.3-rc1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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17 Sep 2026 16:12Current
EPSS0.00176
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