CVE-2026-38754 Affecting busybox package, versions <1.38.0-r0


Severity

Recommended
low

Based on default assessment until relevant scores are available.

Threat Intelligence

EPSS
0.24% (14th percentile)

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  • Snyk IDSNYK-WOLFILATEST-BUSYBOX-18967554
  • published19 Aug 2026
  • disclosed15 Jul 2026

Introduced: 15 Jul 2026

CVE-2026-38754  (opens in a new tab)

How to fix?

Upgrade Wolfi busybox to version 1.38.0-r0 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 Wolfi. See How to fix? for Wolfi relevant fixed versions and status.

A heap overflow in the ifsbreakup() function (shell/ash.c) of Busybox v1.38.0 allows attackers to cause a Denial of Service (DoS) via supplying a crafted input.

CVSS Base Scores

version 3.1