Use After Free Affecting busybox package, versions <1:1.37.0-1


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.42% (35th percentile)

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  • Snyk IDSNYK-DEBIAN14-BUSYBOX-11737073
  • published10 Aug 2025
  • disclosed27 Nov 2023

Introduced: 27 Nov 2023

CVE-2023-42363  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade Debian:14 busybox to version 1:1.37.0-1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream busybox package and not the busybox package as distributed by Debian. See How to fix? for Debian:14 relevant fixed versions and status.

A use-after-free vulnerability was discovered in xasprintf function in xfuncs_printf.c:344 in BusyBox v.1.36.1.

CVSS Base Scores

version 3.1