Vulnerability in Linux Kernel
CVE-2017-12168
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).
EPSS: 0.004 (34.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.0 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H.
Affected products
- Linux Linux_kernel
- N/a Linux Kernel Before 4.9 — versions Linux kernel before 4.9
Weakness classification (CWE)
References
- secalert@redhat.com (x_refsource_CONFIRM, Patch, Third Party Advisory, Issue Tracking)
- secalert@redhat.com (x_refsource_CONFIRM, Release Notes, Vendor Advisory)
- secalert@redhat.com (x_refsource_CONFIRM, Patch, Third Party Advisory, Issue Tracking)
- secalert@redhat.com (x_refsource_CONFIRM, Patch, Third Party Advisory, Issue Tracking)
Frequently asked questions
- What is CVE-2017-12168?
- CVE-2017-12168 is a medium-severity vulnerability in Linux Kernel, classified under Reachable Assertion. CVSS score: 6.0/10. Published 2017-09-20.
- How severe is CVE-2017-12168?
- Medium severity. CVSS v3 base score is 6.0 out of 10.