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Kernel: KVM: nVMX: guest accesses L0 MSR causes potential DoS

🗓️ 12 Sep 2019 12:25:32Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 1 Views

KVM flaw lets L1 guest access L0 APIC via L2 when x two APIC virtualization is on, risking host DoS.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
bdu_fstec		The vulnerability of the KVM virtualization subsystem in Linux operating systems allows a hacker to trigger a service failure.
22 Aug 201900:00
–bdu_fstec
cbl_mariner		CVE-2019-3887 affecting package kernel for versions less than 6.6.35.1-4
14 Aug 202420:43
–cbl_mariner
cbl_mariner		CVE-2019-3887 affecting package kernel 5.10.189.1-1
9 Sep 202115:03
–cbl_mariner
cbl_mariner		CVE-2019-3887 affecting package kernel for versions less than 5.10.78.1-1
9 Apr 202206:52
–cbl_mariner
nessus		CentOS 8 : kernel (CESA-2019:2703)
29 Jan 202100:00
–nessus
nessus		Fedora 29 : kernel / kernel-headers / kernel-tools (2019-94dc902948)
15 Apr 201900:00
–nessus
nessus		Fedora 30 : kernel / kernel-headers / kernel-tools (2019-982b97f553)
2 May 201900:00
–nessus
nessus		Fedora 28 : kernel / kernel-headers / kernel-tools (2019-ce2933b003)
15 Apr 201900:00
–nessus
nessus		Oracle Linux 8 : kernel (ELSA-2019-2703)
16 Sep 201900:00
–nessus
nessus		Photon OS 3.0: Linux PHSA-2019-3.0-0015
24 Jun 201900:00
–nessus
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OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux8.0aarch64bpftool4.18.0-80.11.1.el8_0bpftool-4.18.0-80.11.1.el8_0.aarch64.rpm
Red Hat Enterprise Linux8.0ppc64lebpftool4.18.0-80.11.1.el8_0bpftool-4.18.0-80.11.1.el8_0.ppc64le.rpm
Red Hat Enterprise Linux8.0s390xbpftool4.18.0-80.11.1.el8_0bpftool-4.18.0-80.11.1.el8_0.s390x.rpm
Red Hat Enterprise Linux8.0x86_64bpftool4.18.0-80.11.1.el8_0bpftool-4.18.0-80.11.1.el8_0.x86_64.rpm
Red Hat Enterprise Linux8.0aarch64bpftool-debuginfo4.18.0-80.11.1.el8_0bpftool-debuginfo-4.18.0-80.11.1.el8_0.aarch64.rpm
Red Hat Enterprise Linux8.0ppc64lebpftool-debuginfo4.18.0-80.11.1.el8_0bpftool-debuginfo-4.18.0-80.11.1.el8_0.ppc64le.rpm
Red Hat Enterprise Linux8.0s390xbpftool-debuginfo4.18.0-80.11.1.el8_0bpftool-debuginfo-4.18.0-80.11.1.el8_0.s390x.rpm
Red Hat Enterprise Linux8.0x86_64bpftool-debuginfo4.18.0-80.11.1.el8_0bpftool-debuginfo-4.18.0-80.11.1.el8_0.x86_64.rpm
Red Hat Enterprise Linux8.0aarch64kernel4.18.0-80.11.1.el8_0kernel-4.18.0-80.11.1.el8_0.aarch64.rpm
Red Hat Enterprise Linux8.0ppc64lekernel4.18.0-80.11.1.el8_0kernel-4.18.0-80.11.1.el8_0.ppc64le.rpm
Rows per page

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28 Jun 2026 09:04Current
6.8Medium risk
Vulners AI Score6.8
CVSS 24.7
CVSS 3.15.6
CVSS 36.7
EPSS0.00358
CWE-863
kvm vulnerabilitynested virtualizationapic accessmachine specific registerdenial of service
1