VULNERABILITY INTELLIGENCE

CVE-2017-18255

CVSS score7.8 HIGH
EPSS probability0.39%
CISA KEVNot currently listed
Published2018-03-31
Last modified2026-06-17
CVSS vectorCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Description

The perf_cpu_time_max_percent_handler function in kernel/events/core.c in the Linux kernel before 4.11 allows local users to cause a denial of service (integer overflow) or possibly have unspecified other impact via a large value, as demonstrated by an incorrect sample-rate calculation.

Weakness classification

  • CWE-190: Integer Overflow or Wraparound

Primary references