CVE-2013-2146: Linux Kernel

Medium severity, CVSS 4.7. EPSS: 0.5% chance of exploitation in the next 30 days.

arch/x86/kernel/cpu/perf_event_intel.c in the Linux kernel before 3.8.9, when the Performance Events Subsystem is enabled, specifies an incorrect bitmask, which allows local users to cause a denial of service (general protection fault and system crash) by attempting to set a reserved bit.

Affected products

• Linux Linux Kernel: up to and including 3.8.8; version 3.8.0 only; version 3.8.1 only; version 3.8.2 only; version 3.8.3 only; version 3.8.4 only; …

Published 2013-06-07. Last modified 2026-06-16.