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CVE-2026-72236 s390/perf_cpum_cf: Add missing array_index_nospec() to __hw_perf_event_init()

🗓️ 15 Aug 2026 05:54:25Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 8 Views

Linux kernel s390/perf_cpum_cf missing array_index_nospec() allows speculative array access from userspace-controlled event config.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-72236
15 Aug 202600:00
cve
debiancve
Debian CVE
CVE-2026-72236
15 Aug 202600:00
debiancve
euvd
EUVD
EUVD-2026-59135
15 Aug 202605:54
euvd
nvd
NVD
CVE-2026-72236
15 Aug 202606:21
nvd
osv
OSV
DEBIAN-CVE-2026-72236
15 Aug 202606:21
osv
ptsecurity
Positive Technologies
PT-2026-72424
15 Aug 202600:00
ptsecurity
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "arch/s390/kernel/perf_cpum_cf.c"
    ],
    "versions": [
      {
        "version": "212188a596d17d519842ef2173150315735b54e1",
        "lessThan": "27206bb57c47bdbe33bccc78fa7f7e2a719a06b9",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "212188a596d17d519842ef2173150315735b54e1",
        "lessThan": "a21f3615c88421df81060b6ff89220fd34094c4d",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "212188a596d17d519842ef2173150315735b54e1",
        "lessThan": "fa1ebae4206e6afc8caa642e9eb1bbe39a9a724f",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "212188a596d17d519842ef2173150315735b54e1",
        "lessThan": "f79dff8c721bbb1f3fc312ea55e0551c2cc28801",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "212188a596d17d519842ef2173150315735b54e1",
        "lessThan": "49145bce539117db4b6e9e83c0e5ef528e361050",
        "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/s390/kernel/perf_cpum_cf.c"
    ],
    "versions": [
      {
        "version": "3.4",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "3.4",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.145",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.97",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.40",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1.5",
        "lessThanOrEqual": "7.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2-rc4",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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