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CVE-2026-46295 KVM: x86: Do IRR scan in __kvm_apic_update_irr even if PIR is empty

🗓️ 08 Jun 2026 15:46:22Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 35 Views

Resolved: KVM x86 IRR scan runs with empty PIR; fall back to highest IRR when PID.ON is set.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-46295
8 Jun 202615:46
attackerkb
Tenable Nessus
Amazon Linux 2023 : bpftool6.18, kernel6.18, kernel6.18-devel (ALAS2023-2026-1754)
27 May 202600:00
nessus
Tenable Nessus
Linux Distros Unpatched Vulnerability : CVE-2026-46295
9 Jun 202600:00
nessus
AstraLinux
Astra Linux – Vulnerability in Linux 5.10
19 Jun 202611:10
astralinux
CNNVD
Linux kernel 安全漏洞
8 Jun 202600:00
cnnvd
CVE
CVE-2026-46295
8 Jun 202615:46
cve
Debian CVE
CVE-2026-46295
8 Jun 202615:46
debiancve
EUVD
EUVD-2026-35161
8 Jun 202615:46
euvd
NVD
CVE-2026-46295
8 Jun 202617:16
nvd
OPENSUSE Linux
kernel-devel-7.0.12-1.1 on GA media (moderate)
14 Jun 202600:00
opensuse
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/lapic.c"
    ],
    "versions": [
      {
        "version": "b41f8638b9d30fbe045b4ef83ff4136c56a57397",
        "lessThan": "bb1703949dcaa9a49c338dee075f659f4634214d",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "b41f8638b9d30fbe045b4ef83ff4136c56a57397",
        "lessThan": "4b6b06a8b12bfd95f9015074b1430c1480908073",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "b41f8638b9d30fbe045b4ef83ff4136c56a57397",
        "lessThan": "33fd0ccd2590b470b65adcca288615ad3b5e3e06",
        "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/lapic.c"
    ],
    "versions": [
      {
        "version": "6.16",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.16",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.30",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0.7",
        "lessThanOrEqual": "7.0.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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