Homepage
About Snyk

NULL Pointer Dereference Affecting perf package, versions <0:3.10.0-514.21.1.el7

Severity

 Recommended
high

Based on CentOS security rating

    Threat Intelligence

    EPSS
    0.04% (6th 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 ID SNYK-CENTOS7-PERF-2081839
  • published 26 Jul 2021
  • disclosed 15 Nov 2016
Report a new vulnerability Found a mistake?

Introduced: 15 Nov 2016

CVE-2016-8646 Open this link in a new tab
CWE-476 Open this link in a new tab

How to fix?

Upgrade Centos:7 perf to version 0:3.10.0-514.21.1.el7 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:7 relevant fixed versions and status.

The hash_accept function in crypto/algif_hash.c in the Linux kernel before 4.3.6 allows local users to cause a denial of service (OOPS) by attempting to trigger use of in-kernel hash algorithms for a socket that has received zero bytes of data.