Memory Leak Affecting kernel-tools-libs-devel package, versions <0:4.18.0-305.el8


Severity

Recommended
high

Based on CentOS security rating.

Threat Intelligence

EPSS
0.04% (6th percentile)

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  • Snyk IDSNYK-CENTOS8-KERNELTOOLSLIBSDEVEL-2093593
  • published26 Jul 2021
  • disclosed9 Nov 2020

Introduced: 9 Nov 2020

CVE-2020-25704  (opens in a new tab)
CWE-401  (opens in a new tab)

How to fix?

Upgrade Centos:8 kernel-tools-libs-devel to version 0:4.18.0-305.el8 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-tools-libs-devel package and not the kernel-tools-libs-devel package as distributed by Centos. See How to fix? for Centos:8 relevant fixed versions and status.

A flaw memory leak in the Linux kernel performance monitoring subsystem was found in the way if using PERF_EVENT_IOC_SET_FILTER. A local user could use this flaw to starve the resources causing denial of service.

CVSS Scores

version 3.1