description: The access_pmu_evcntr function in arch/arm64/kvm/sys_regs.c in the Linux kernel before 4.8.11 allows privileged KVM guest OS users to cause a denial of service (assertion failure and host OS crash) by accessing the Performance Monitors Cycle Count Register (PMCCNTR).
problem types: assert failure CWE-617
affected:
{
product: Linux kernel before 4.9
vendor: n/a
versions:
status: affected, version: Linux kernel before 4.9
}