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CVE-2026-93181 perf/x86/intel/uncore: Fix uncore_box ref/unref ordering

🗓️ 17 Sep 2026 16:12:08Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 42 Views

Linux kernel perf/x86/intel/uncore box torn down prematurely due to ref/unref ordering bug.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-93181
17 Sep 202616:12
–cve
debiancve
Debian CVE
CVE-2026-93181
17 Sep 202616:12
–debiancve
euvd
EUVD
EUVD-2026-82289
17 Sep 202616:12
–euvd
nvd
NVD
CVE-2026-93181
17 Sep 202617:18
–nvd
osv
OSV
BELL-CVE-2026-93181
19 Sep 202606:06
–osv
osv
OSV
DEBIAN-CVE-2026-93181
17 Sep 202617:18
–osv
osv
OSV
OPENSUSE-SU-2026:11880-1 kernel-devel-7.2.7-1.1 on GA media
24 Sep 202600:00
–osv
osv
OSV
UBUNTU-CVE-2026-93181
17 Sep 202617:18
–osv
ptsecurity
Positive Technologies
PT-2026-94977
17 Sep 202600:00
–ptsecurity
rapid7
Rapid7 Vulnerability Database (full)
CVE-2026-93181: Undefined Security Weakness
17 Sep 202600:00
–rapid7
Rows per page
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "arch/x86/events/intel/uncore.c"
    ],
    "versions": [
      {
        "version": "c74443d92f68f07c03ae242ced554b749e6c6736",
        "lessThan": "64aa1bb4017d598828c6d8cd718f43daf2a83375",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "c74443d92f68f07c03ae242ced554b749e6c6736",
        "lessThan": "174f0582e38abe03b88e15f04bfe58490f88cb19",
        "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/x86/events/intel/uncore.c"
    ],
    "versions": [
      {
        "version": "6.11",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.11",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2.6",
        "lessThanOrEqual": "7.2.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.3-rc1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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