Use After Free Affecting perf package, versions <0:2.6.32-504.el6


Severity

Recommended
high

Based on CentOS security rating.

Threat Intelligence

EPSS
0.04% (12th percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications

Snyk Learn

Learn about Use After Free vulnerabilities in an interactive lesson.

Start learning
  • Snyk IDSNYK-CENTOS6-PERF-2104147
  • published26 Jul 2021
  • disclosed18 Jun 2014

Introduced: 18 Jun 2014

CVE-2014-4653  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade Centos:6 perf to version 0:2.6.32-504.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.

sound/core/control.c in the ALSA control implementation in the Linux kernel before 3.15.2 does not ensure possession of a read/write lock, which allows local users to cause a denial of service (use-after-free) and obtain sensitive information from kernel memory by leveraging /dev/snd/controlCX access.

CVSS Scores

version 3.1