Memory Leak Affecting perf package, versions <0:4.14.171-105.231.amzn1


Severity

Recommended
0.0
medium
0
10

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.05% (18th 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 Memory Leak vulnerabilities in an interactive lesson.

Start learning
  • Snyk IDSNYK-AMZN201803-PERF-1721048
  • published27 Sept 2021
  • disclosed30 Dec 2019

Introduced: 30 Dec 2019

CVE-2019-20096  (opens in a new tab)
CWE-401  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2018.03 perf to version 0:4.14.171-105.231.amzn1 or higher.
This issue was patched in ALAS-2020-1349.

NVD Description

Note: Versions mentioned in the description apply only to the upstream perf package and not the perf package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2018.03 relevant fixed versions and status.

In the Linux kernel before 5.1, there is a memory leak in __feat_register_sp() in net/dccp/feat.c, which may cause denial of service, aka CID-1d3ff0950e2b.

CVSS Scores

version 3.1