Race Condition Affecting perf package, versions <0:2.6.32-71.14.1.el6


Severity

Recommended
high

Based on CentOS security rating.

Threat Intelligence

EPSS
0.04% (12th percentile)

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  • Snyk IDSNYK-CENTOS6-PERF-2035151
  • published26 Jul 2021
  • disclosed5 Nov 2010

Introduced: 5 Nov 2010

CVE-2010-4248  (opens in a new tab)
CWE-362  (opens in a new tab)

How to fix?

Upgrade Centos:6 perf to version 0:2.6.32-71.14.1.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.

Race condition in the __exit_signal function in kernel/exit.c in the Linux kernel before 2.6.37-rc2 allows local users to cause a denial of service via vectors related to multithreaded exec, the use of a thread group leader in kernel/posix-cpu-timers.c, and the selection of a new thread group leader in the de_thread function in fs/exec.c.

CVSS Scores

version 3.1