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This vulnerability has been modified since it was last analyzed by the NVD. It is awaiting reanalysis which may result in further changes to the information provided.
Description
arch/x86/kvm/vmx.c in the Linux kernel through 4.9 mismanages the #BP and #OF exceptions, which allows guest OS users to cause a denial of service (guest OS crash) by declining to handle an exception thrown by an L2 guest.
Metrics
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CVE Modified by Red Hat, Inc.5/14/2024 12:09:24 AM
Action
Type
Old Value
New Value
CVE Modified by Red Hat, Inc.2/12/2023 6:27:20 PM
Action
Type
Old Value
New Value
Removed
CVSS V2
Red Hat, Inc. (AV:A/AC:L/Au:N/C:N/I:N/A:P)
Removed
CVSS V3
Red Hat, Inc. AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Changed
Description
Linux kernel built with the KVM visualization support (CONFIG_KVM), with nested visualization(nVMX) feature enabled(nested=1), is vulnerable to an uncaught exception issue. It could occur if an L2 guest was to throw an exception which is not handled by an L1 guest.
arch/x86/kvm/vmx.c in the Linux kernel through 4.9 mismanages the #BP and #OF exceptions, which allows guest OS users to cause a denial of service (guest OS crash) by declining to handle an exception thrown by an L2 guest.
CVE Modified by Red Hat, Inc.2/02/2023 11:17:57 AM
Action
Type
Old Value
New Value
Added
CVSS V2
Red Hat, Inc. (AV:A/AC:L/Au:N/C:N/I:N/A:P)
Added
CVSS V3
Red Hat, Inc. AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Changed
Description
arch/x86/kvm/vmx.c in the Linux kernel through 4.9 mismanages the #BP and #OF exceptions, which allows guest OS users to cause a denial of service (guest OS crash) by declining to handle an exception thrown by an L2 guest.
Linux kernel built with the KVM visualization support (CONFIG_KVM), with nested visualization(nVMX) feature enabled(nested=1), is vulnerable to an uncaught exception issue. It could occur if an L2 guest was to throw an exception which is not handled by an L1 guest.