Description
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.
Analysis and contextual insights are available on OpenCVE Cloud.
Remediation
No vendor fix or workaround currently provided.
Additional remediation guidance may be available on OpenCVE Cloud.
Tracking
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Advisories
| Source | ID | Title |
|---|---|---|
EUVD |
EUVD-2016-4734 | 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. |
Ubuntu USN |
USN-2978-1 | Linux kernel vulnerabilities |
Ubuntu USN |
USN-2978-2 | Linux kernel (Wily HWE) vulnerabilities |
Ubuntu USN |
USN-2979-1 | Linux kernel vulnerabilities |
Ubuntu USN |
USN-2979-2 | Linux kernel (Xenial HWE) vulnerabilities |
References
History
No history.
Status: PUBLISHED
Assigner: redhat
Published:
Updated: 2024-08-06T00:03:34.494Z
Reserved: 2016-03-30T00:00:00.000Z
Link: CVE-2016-3713
No data.
Status : Modified
Published: 2016-06-27T10:59:05.563
Modified: 2026-05-06T22:30:45.220
Link: CVE-2016-3713
OpenCVE Enrichment
No data.
EUVD
Ubuntu USN