NULL Pointer Dereference Affecting nasm package, versions *


Severity

Recommended
low

Based on Ubuntu security rating.

Threat Intelligence

EPSS
0.31% (24th percentile)

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  • Snyk IDSNYK-UBUNTU1804-NASM-5854641
  • published11 Sept 2025
  • disclosed22 Aug 2023

Introduced: 22 Aug 2023

CVE-2023-38665  (opens in a new tab)
CWE-476  (opens in a new tab)

How to fix?

There is no fixed version for Ubuntu:18.04 nasm.

NVD Description

Note: Versions mentioned in the description apply only to the upstream nasm package and not the nasm package as distributed by Ubuntu. See How to fix? for Ubuntu:18.04 relevant fixed versions and status.

Null pointer dereference in ieee_write_file in nasm 2.16rc0 allows attackers to cause a denial of service (crash).

CVSS Base Scores

version 3.1