The x86_decode_insn function in arch/x86/kvm/emulate.c in...
Moderate severity
Unreviewed
Published
May 14, 2022
to the GitHub Advisory Database
•
Updated Feb 10, 2023
Description
Published by the National Vulnerability Database
Nov 28, 2016
Published to the GitHub Advisory Database
May 14, 2022
Last updated
Feb 10, 2023
The x86_decode_insn function in arch/x86/kvm/emulate.c in the Linux kernel before 4.8.7, when KVM is enabled, allows local users to cause a denial of service (host OS crash) via a certain use of a ModR/M byte in an undefined instruction.
References