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CVE-2015-7513

arch/x86/kvm/x86.c in the Linux kernel before 4.4 does not reset the PIT counter values during state restoration, which allows guest OS users to cause a denial…

Impact

arch/x86/kvm/x86.c in the Linux kernel before 4.4 does not reset the PIT counter values during state restoration, which allows guest OS users to cause a denial of service (divide-by-zero error and host OS crash) via a zero value, related to the kvm_vm_ioctl_set_pit and kvm_vm_ioctl_set_pit2 functions.

Affected products

VendorProductAffected versions
LinuxLinux Kernel
before 4.4
Version 4.4
DebianDebian Linux
Versions 7.0, 8.0
FedoraprojectFedora
Versions 22, 23
CanonicalUbuntu Linux
Versions 12.04, 14.04, 15.04, 15.10

Weakness classification

CWE-369

References