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CVE-2025-68186 ring-buffer: Do not warn in ring_buffer_map_get_reader() when reader catches up

🗓️ 16 Dec 2025 13:43:03Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 24 Views

CVE-2025-68186: Do not warn when reader catches up and no new page in ring_buffer_map_get_reader.

Related
Affected
Refs
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "kernel/trace/ring_buffer.c"
    ],
    "versions": [
      {
        "version": "117c39200d9d760cbd5944bb89efb7b9c51965aa",
        "lessThan": "b42dbef4f208326271434d5ab71c4129a3ddd1a9",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "117c39200d9d760cbd5944bb89efb7b9c51965aa",
        "lessThan": "6f5c4f8109fa4d0955b3712597a26b310bdc736f",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "117c39200d9d760cbd5944bb89efb7b9c51965aa",
        "lessThan": "aa997d2d2a0b2e76f4df0f1f12829f02acb4fb6b",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "kernel/trace/ring_buffer.c"
    ],
    "versions": [
      {
        "version": "6.10",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.10",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.58",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.17.8",
        "lessThanOrEqual": "6.17.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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