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CVE-2026-53265 dm cache policy smq: check allocation under invalidate lock

🗓️ 25 Jun 2026 08:39:52Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 40 Views

Resolved CVE-2026-53265: dm cache policy smq race; allocation check outside lock now under mq lock.

Related
Affected
Refs
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/md/dm-cache-policy-smq.c"
    ],
    "versions": [
      {
        "version": "4991b5a08751e2e82488fb93ae08849b6aea10d9",
        "lessThan": "c242c7af2aecf0b538b8623bdb86b8b441da38d9",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "1b2bec4a7dcf5f00b7a1cbeeec8997841d783513",
        "lessThan": "13da856c86fb8c2ccab95034fd77da1bb2c2a17c",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "9a5fdfb9e57ec3a8ad2b8fce5e5ffa42d53b130e",
        "lessThan": "d886945fcb0f8c9dc6b39928d7a96c95c587346c",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ac5ee99443891bdb161f5539606a66a1b5e72542",
        "lessThan": "b4892561552d671bd8c4da5ebb70e9fbb1ec446e",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "93627a29d4b66d4a2def938dfb8610cc80ae454b",
        "lessThan": "03ffe1112ed88bb3a9bd0b971549bf4d64bfc59a",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "c348ae47d8e65f06429fa41adce9ad986b696766",
        "lessThan": "42ff6774ecd9d7f70d599cb71ff64373a1da4948",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "2b62d0611c9af14a16bddf22df2612b4f40eb5a1",
        "lessThan": "c57570fba24016ec25ec046ab44db39143fb7a64",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "2d1f7b65f5deedd2e6b09fdc6ea27f8375f24b45",
        "lessThan": "d3f0a606b9f278ece8a0df626ded9c4044071235",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/md/dm-cache-policy-smq.c"
    ],
    "versions": [
      {
        "version": "5.10.258",
        "lessThan": "5.10.259",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "5.15.209",
        "lessThan": "5.15.210",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "6.1.175",
        "lessThan": "6.1.176",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "6.6.141",
        "lessThan": "6.6.143",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "6.12.91",
        "lessThan": "6.12.94",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "6.18.33",
        "lessThan": "6.18.36",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "7.0.10",
        "lessThan": "7.0.13",
        "status": "affected",
        "versionType": "semver"
      }
    ]
  }
]

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05 Aug 2026 12:34Current
CVSS 3.17.8
EPSS0.00176
40