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CVE-2026-64372 cpufreq: pcc: fix use-after-free and double free in _OSC evaluation

🗓️ 25 Jul 2026 08:50:24Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 4 Views

In the Linux kernel, the following vulnerability has been resolved: cpufreq: pcc: fix use-after-free and double free in _OSC evaluation pcc_cpufreq_do_osc() calls acpi_evaluate_object() twice for thetwo-phase _OSC negotiation. Between the two call...

Related
Affected
Refs
ReporterTitlePublishedViews
Family
CVE
CVE-2026-64372
25 Jul 202608:50
cve
EUVD
EUVD-2026-48916
25 Jul 202608:50
euvd
NVD
CVE-2026-64372
25 Jul 202610:17
nvd
Positive Technologies
PT-2026-64593
25 Jul 202600:00
ptsecurity
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/cpufreq/pcc-cpufreq.c"
    ],
    "versions": [
      {
        "version": "0f1d683fb35d6c6f49ef696c95757f3970682a0e",
        "lessThan": "8e454e9d0bc03446d610ee49abec9dfd424f6541",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "0f1d683fb35d6c6f49ef696c95757f3970682a0e",
        "lessThan": "632666a63116d8061c62a988d1ca39dcd6d27c9b",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "0f1d683fb35d6c6f49ef696c95757f3970682a0e",
        "lessThan": "5cdb25f144b101083d8bf3fd023ad87fbe6850d7",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "0f1d683fb35d6c6f49ef696c95757f3970682a0e",
        "lessThan": "982c9f92d57bda2b769851ff6d90d43dcf5f3734",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "0f1d683fb35d6c6f49ef696c95757f3970682a0e",
        "lessThan": "a36ca93a8ba57464e521d70a337d37f069064111",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "0f1d683fb35d6c6f49ef696c95757f3970682a0e",
        "lessThan": "6ba6f6783be2ffeb2cbcdc9321c4b9f708f796f7",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "0f1d683fb35d6c6f49ef696c95757f3970682a0e",
        "lessThan": "0e3c739a2f6fc1de5b19a8839ab80696b9cb2a29",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "0f1d683fb35d6c6f49ef696c95757f3970682a0e",
        "lessThan": "266d3dd8b757b48a576e90f018b51f7b7563cc32",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/cpufreq/pcc-cpufreq.c"
    ],
    "versions": [
      {
        "version": "2.6.34",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "2.6.34",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.261",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.212",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.178",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.145",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.96",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.39",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1.4",
        "lessThanOrEqual": "7.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2-rc1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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25 Jul 2026 08:50Current
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