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CVE-2026-68175 tracing: Fix resource leak on mmiotrace trace_pipe close

🗓️ 10 Aug 2026 11:59:45Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 40 Views

Fix resource leak in mmiotrace trace_pipe close by wiring pipe_close to mmio_close to free header iter and pci dev.

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/trace_mmiotrace.c"
    ],
    "versions": [
      {
        "version": "c521efd1700a8c0f7ce26f011f5eaecca17fabfa",
        "lessThan": "7871128ea41217fa6a58bbbcb44cb0d2e9e60966",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "c521efd1700a8c0f7ce26f011f5eaecca17fabfa",
        "lessThan": "1d0b59e2b203c02149d8f63607329debe36b3ec5",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "c521efd1700a8c0f7ce26f011f5eaecca17fabfa",
        "lessThan": "581ac13e12e77d6c64f8719083bdf95209308919",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "c521efd1700a8c0f7ce26f011f5eaecca17fabfa",
        "lessThan": "f9e6dfe341fb31c95b9655eb6b1db8b3ae090817",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "c521efd1700a8c0f7ce26f011f5eaecca17fabfa",
        "lessThan": "594e1cf3f736779a535873fd5988162d827bfe4f",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "c521efd1700a8c0f7ce26f011f5eaecca17fabfa",
        "lessThan": "cf5a82bef623b969a609f2b7e392d06dbae34aa6",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "c521efd1700a8c0f7ce26f011f5eaecca17fabfa",
        "lessThan": "cb459fec4f7b13caf646101ff076e94ef38434d8",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "c521efd1700a8c0f7ce26f011f5eaecca17fabfa",
        "lessThan": "c1d87e724ae55e781b7cc7ccafb34d9e668582b2",
        "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/trace_mmiotrace.c"
    ],
    "versions": [
      {
        "version": "2.6.33",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "2.6.33",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.265",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.216",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.183",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.148",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.101",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.42",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1.6",
        "lessThanOrEqual": "7.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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