CVE Catalog

CVE-2016-3713

High
Published: Translated: NVD NIST

Summary

The msr_mtrr_valid function in the Linux kernel before version 4.6.1 allows guest OS users to read or write to the kvm_arch_vcpu data structure, potentially leading to sensitive information disclosure or system crashes.

Risk Assessment

The organization may be exposed to data leaks and attacks that could result in system outages, impacting service availability.

Recommendation

It is recommended to update the Linux kernel to version 4.6.1 or later to mitigate this vulnerability.

Related vulnerabilities

Original NVD description (English source)

The msr_mtrr_valid function in arch/x86/kvm/mtrr.c in the Linux kernel before 4.6.1 supports MSR 0x2f8, which allows guest OS users to read or write to the kvm_arch_vcpu data structure, and consequently obtain sensitive information or cause a denial of service (system crash), via a crafted ioctl call.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS