NULL Pointer Dereference Affecting perf package, versions <0:4.14.276-211.499.amzn2


Severity

Recommended
0.0
medium
0
10

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.04% (6th percentile)

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  • Snyk IDSNYK-AMZN2-PERF-2808811
  • published6 May 2022
  • disclosed5 May 2022

Introduced: 5 May 2022

CVE-2022-1516  (opens in a new tab)
CWE-476  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2 perf to version 0:4.14.276-211.499.amzn2 or higher.
This issue was patched in ALAS2-2022-1793.

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 NULL pointer dereference flaw was found in the Linux kernel’s X.25 set of standardized network protocols functionality in the way a user terminates their session using a simulated Ethernet card and continued usage of this connection. This flaw allows a local user to crash the system.

CVSS Scores

version 3.1