Use After Free Affecting nasm package, versions <2.15.04-1


Severity

Recommended
low

Based on Debian security rating.

Threat Intelligence

EPSS
0.04% (15th percentile)

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  • Snyk IDSNYK-DEBIAN12-NASM-5862174
  • published26 Aug 2023
  • disclosed22 Aug 2023

Introduced: 22 Aug 2023

CVE-2020-18780  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade Debian:12 nasm to version 2.15.04-1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream nasm package and not the nasm package as distributed by Debian. See How to fix? for Debian:12 relevant fixed versions and status.

A Use After Free vulnerability in function new_Token in asm/preproc.c in nasm 2.14.02 allows attackers to cause a denial of service via crafted nasm command.

CVSS Scores

version 3.1