NULL Pointer Dereference Affecting nasm-doc package, versions <0:2.15.03-3.amzn2.0.3


Severity

Recommended
0.0
medium
0
10

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.08% (37th percentile)

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  • Snyk IDSNYK-AMZN2-NASMDOC-5936242
  • published6 Oct 2023
  • disclosed22 Aug 2023

Introduced: 22 Aug 2023

CVE-2020-21528  (opens in a new tab)
CWE-476  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2 nasm-doc to version 0:2.15.03-3.amzn2.0.3 or higher.
This issue was patched in ALAS2-2023-2277.

NVD Description

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

A Segmentation Fault issue discovered in in ieee_segment function in outieee.c in nasm 2.14.03 and 2.15 allows remote attackers to cause a denial of service via crafted assembly file.

CVSS Scores

version 3.1