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CVE-2026-64070 powerpc/hv-gpci: fix preempt count leak in sysfs show paths

🗓️ 19 Jul 2026 15:39:46Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 18 Views

PowerPC hv-gpci fixes preempt count leak in sysfs show paths by adding out_success to call put_cpu_var.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
CVE
CVE-2026-64070
19 Jul 202615:39
cve
EUVD
EUVD-2026-45643
19 Jul 202615:39
euvd
NVD
CVE-2026-64070
19 Jul 202616:17
nvd
OSV
CVE-2026-64070 powerpc/hv-gpci: fix preempt count leak in sysfs show paths
19 Jul 202615:39
osv
OSV
DEBIAN-CVE-2026-64070
19 Jul 202616:17
osv
Positive Technologies
PT-2026-61387
19 Jul 202600:00
ptsecurity
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "arch/powerpc/perf/hv-gpci.c"
    ],
    "versions": [
      {
        "version": "71f1c39647d8c9d4d54a861ec81f1ff17544bcb6",
        "lessThan": "903409000a07ac8e31ffedeb8516f4f8d67150c8",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "71f1c39647d8c9d4d54a861ec81f1ff17544bcb6",
        "lessThan": "dbc30a57bd8e026995e9fa8e8c31cffd18542c01",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "arch/powerpc/perf/hv-gpci.c"
    ],
    "versions": [
      {
        "version": "6.6",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.6",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0.11",
        "lessThanOrEqual": "7.0.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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