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CVE-2026-98863 KVM: x86: Re-pend GET_NESTED_STATE_PAGES if getting said pages fails

🗓️ 18 Oct 2026 15:51:24Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 17 Views

KVM x86 KVM_RUN path flaw allows re-entry with stale, unpinned PFNs.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-98863
18 Oct 202615:51
–cve
debiancve
Debian CVE
CVE-2026-98863
18 Oct 202615:51
–debiancve
euvd
EUVD
EUVD-2026-103803
18 Oct 202615:51
–euvd
nvd
NVD
CVE-2026-98863
18 Oct 202616:17
–nvd
osv_debian
osv_debian
DEBIAN-CVE-2026-98863
18 Oct 202617:47
–osv_debian
ptsecurity
Positive Technologies
PT-2026-117082
18 Oct 202600:00
–ptsecurity
susecve
SUSE CVE
SUSE CVE-2026-98863
18 Oct 202623:41
–susecve
nessus
Tenable Nessus
Linux Distros Unpatched Vulnerability : CVE-2026-98863
18 Oct 202600:00
–nessus
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "arch/x86/kvm/x86.c"
    ],
    "versions": [
      {
        "version": "671ddc700fd08b94967b1e2a937020e30c838609",
        "lessThan": "525694a6021ec6c8f7ce1f38acdf2dd77698fec1",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "671ddc700fd08b94967b1e2a937020e30c838609",
        "lessThan": "942192dbcd3a06695ef6b31cf10a41a21cf014d8",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "671ddc700fd08b94967b1e2a937020e30c838609",
        "lessThan": "10180a277549339020b08000206092c07e0bff5a",
        "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/x86.c"
    ],
    "versions": [
      {
        "version": "5.4",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.4",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.56",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2.10",
        "lessThanOrEqual": "7.2.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.3",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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19 Oct 2026 09:26Current
EPSS0.00154
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