NULL Pointer Dereference Affecting xxd package, versions <2:9.0.1882-1.amzn2.0.1


Severity

Recommended
high

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.05% (21st percentile)

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  • Snyk IDSNYK-AMZN2-XXD-5935991
  • published6 Oct 2023
  • disclosed11 Aug 2023

Introduced: 11 Aug 2023

CVE-2021-3236  (opens in a new tab)
CWE-476  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2 xxd to version 2:9.0.1882-1.amzn2.0.1 or higher.
This issue was patched in ALAS2-2023-2266.

NVD Description

Note: Versions mentioned in the description apply only to the upstream xxd package and not the xxd package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2 relevant fixed versions and status.

vim 8.2.2348 is affected by null pointer dereference, allows local attackers to cause a denial of service (DoS) via the ex_buffer_all method.

CVSS Scores

version 3.1