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CVE-2026-46032 KVM: nSVM: Triple fault if restore host CR3 fails on nested #VMEXIT

🗓️ 27 May 2026 12:56:41Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 37 Views

KVM nSVM triple faults when host state restore fails on nested VMEXIT; remove return value.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
CNNVD
Linux kernel 安全漏洞
27 May 202600:00
cnnvd
CVE
CVE-2026-46032
27 May 202612:56
cve
Debian CVE
CVE-2026-46032
27 May 202612:56
debiancve
EUVD
EUVD-2026-32413
27 May 202612:56
euvd
NVD
CVE-2026-46032
27 May 202614:17
nvd
OPENSUSE Linux
kernel-devel-7.0.11-1.1 on GA media (moderate)
8 Jun 202600:00
opensuse
OSV
BELL-CVE-2026-46032
28 May 202606:10
osv
OSV
DEBIAN-CVE-2026-46032
27 May 202614:17
osv
OSV
OESA-2026-2674 kernel security update
12 Jun 202612:27
osv
OSV
OESA-2026-2675 kernel security update
12 Jun 202612:28
osv
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/kvm/svm/nested.c",
      "arch/x86/kvm/svm/svm.c",
      "arch/x86/kvm/svm/svm.h"
    ],
    "versions": [
      {
        "version": "d82aaef9c88aa27bce63751d6d6329920b1fe8da",
        "lessThan": "9a738cf170a4a2332ea3a15e23ec65b5757fe4a1",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "d82aaef9c88aa27bce63751d6d6329920b1fe8da",
        "lessThan": "5d291ef0585ed880ed4dd71ea1a5965e0a65fb53",
        "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/kvm/svm/nested.c",
      "arch/x86/kvm/svm/svm.c",
      "arch/x86/kvm/svm/svm.h"
    ],
    "versions": [
      {
        "version": "5.9",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.9",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0.4",
        "lessThanOrEqual": "7.0.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1-rc1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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