imPC@ndo IT

Tracker / CVE-2015-7513

CVE-2015-7513

Medium 6.5

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 and versions

canonical ubuntu_linux
debian debian_linux
fedoraproject fedora
linux linux_kernel
linux linux_kernel · … → 4.4

Analysis

This page is not indexable yet.Until it carries original analysis — what it actually exposes, how to check in two minutes whether a system was touched, what to do if it was — the page stays noindex. The database decides that, not the template.

References