Resource Exhaustion Affecting perf package, versions <0:2.6.32-131.17.1.el6


Severity

Recommended
high

Based on CentOS security rating.

Threat Intelligence

EPSS
0.05% (19th percentile)

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  • Snyk IDSNYK-CENTOS6-PERF-2048440
  • published26 Jul 2021
  • disclosed22 Jul 2011

Introduced: 22 Jul 2011

CVE-2011-2918  (opens in a new tab)
CWE-400  (opens in a new tab)

How to fix?

Upgrade Centos:6 perf to version 0:2.6.32-131.17.1.el6 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream perf package and not the perf package as distributed by Centos. See How to fix? for Centos:6 relevant fixed versions and status.

The Performance Events subsystem in the Linux kernel before 3.1 does not properly handle event overflows associated with PERF_COUNT_SW_CPU_CLOCK events, which allows local users to cause a denial of service (system hang) via a crafted application.

CVSS Scores

version 3.1