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CVE-2026-89981

🗓️ 16 Sep 2026 10:32:58Reported by LinuxType 
cve
 cve
🔗 web.nvd.nist.gov👁 5 Views

Linux kernel arm64: pKVM kernel panic from GMID_EL1 read when MTE disabled after CPU online.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
cvelist
Cvelist
CVE-2026-89981 arm64: Don't read GMID_EL1 when MTE is disabled
16 Sep 202610:32
cvelist
debiancve
Debian CVE
CVE-2026-89981
16 Sep 202610:32
debiancve
euvd
EUVD
EUVD-2026-80581
16 Sep 202610:32
euvd
nvd
NVD
CVE-2026-89981
16 Sep 202611:17
nvd
osv
OSV
DEBIAN-CVE-2026-89981
16 Sep 202611:17
osv
ubuntucve
UbuntuCve
CVE-2026-89981
17 Sep 202600:00
ubuntucve
Vulners
CNA
Node
OR
linuxlinux_kernelRange7.07.2.5
linuxlinux_kernelRange7.3.07.3-rc2
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "arch/arm64/include/asm/cpu.h",
      "arch/arm64/include/asm/cpufeature.h",
      "arch/arm64/kernel/cpufeature.c",
      "arch/arm64/kernel/cpuinfo.c"
    ],
    "versions": [
      {
        "version": "f35abcbb8a084db4c24b66ccc8db0405c08e2f61",
        "lessThan": "d2d22ff377cd43f2e9660426ff22e3cd4c534637",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "f35abcbb8a084db4c24b66ccc8db0405c08e2f61",
        "lessThan": "5445d64199626974269fcdf347769ad44b0bb53b",
        "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/arm64/include/asm/cpu.h",
      "arch/arm64/include/asm/cpufeature.h",
      "arch/arm64/kernel/cpufeature.c",
      "arch/arm64/kernel/cpuinfo.c"
    ],
    "versions": [
      {
        "version": "7.0",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "7.0",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2.5",
        "lessThanOrEqual": "7.2.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.3-rc2",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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16 Sep 2026 11:17Current
5.8Medium risk
Vulners AI Score5.8
5