Missing Initialization of Resource Affecting perf package, versions <0:4.14.248-189.473.amzn2


Severity

Recommended
medium

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.05% (19th percentile)

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  • Snyk IDSNYK-AMZN2-PERF-3310496
  • published4 Feb 2023
  • disclosed5 Aug 2021

Introduced: 5 Aug 2021

CVE-2021-3655  (opens in a new tab)
CWE-909  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2 perf to version 0:4.14.248-189.473.amzn2 or higher.
This issue was patched in ALAS2-2021-1712.

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:2 relevant fixed versions and status.

A vulnerability was found in the Linux kernel in versions prior to v5.14-rc1. Missing size validations on inbound SCTP packets may allow the kernel to read uninitialized memory.

CVSS Scores

version 3.1