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CVE-2021-43056

Description

An issue was discovered in the Linux kernel for powerpc before 5.14.15. It allows a malicious KVM guest to crash the host, when the host is running on Power8, due to an arch/powerpc/kvm/book3s_hv_rmhandlers.S implementation bug in the handling of the SRR1 register values.


Affected Software


CPE Name Name Version
linux:linux_kernel linux linux kernel 5.4.15
fedoraproject:fedora fedoraproject fedora 33
fedoraproject:fedora fedoraproject fedora 34
fedoraproject:fedora fedoraproject fedora 35

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