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CVE-2026-53076 bpf: Fix OOB in pcpu_init_value

🗓️ 24 Jun 2026 16:30:17Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 37 Views

Fixed OOB read in BPF pcpu maps when copying from CGROUP_STORAGE with non-aligned value_size.

Related
Affected
Refs
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "kernel/bpf/hashtab.c"
    ],
    "versions": [
      {
        "version": "d3bec0138bfbe58606fc1d6f57a4cdc1a20218db",
        "lessThan": "e19c5ed9f1922a6854073f8651a63fa7be26e9e9",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "d3bec0138bfbe58606fc1d6f57a4cdc1a20218db",
        "lessThan": "e0378419b0e20178b5d100b27c9cc7e51064202e",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "d3bec0138bfbe58606fc1d6f57a4cdc1a20218db",
        "lessThan": "6086079e6d1c32ba4c4b422612b8aebb1129a96c",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "d3bec0138bfbe58606fc1d6f57a4cdc1a20218db",
        "lessThan": "634a793d0e1c822412095d25a1338f8831ad894c",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "d3bec0138bfbe58606fc1d6f57a4cdc1a20218db",
        "lessThan": "576afddfee8d1108ee299bf10f581593540d1a36",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "c602ad2b52dcbca5af08e5137bd5575c039b52e3",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ab68b940dd6f7b5f8e2557937162dcb8a0583a05",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "5.4.78",
        "lessThan": "5.5",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "5.9.9",
        "lessThan": "5.10",
        "status": "affected",
        "versionType": "semver"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "kernel/bpf/hashtab.c"
    ],
    "versions": [
      {
        "version": "5.10",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.10",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.141",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.91",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.33",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0.10",
        "lessThanOrEqual": "7.0.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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28 Jun 2026 06:39Current
CVSS 3.17.1
EPSS0.00117
37