Buffer Overflow Affecting busybox package, versions <0:1.37.0-8.2.hum1


Severity

Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.21% (11th percentile)

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  • Snyk IDSNYK-RHEL10-BUSYBOX-17998706
  • published17 Jul 2026
  • disclosed15 Jul 2026

Introduced: 15 Jul 2026

CVE-2026-38755  (opens in a new tab)
CWE-120  (opens in a new tab)

How to fix?

Upgrade RHEL:10 busybox to version 0:1.37.0-8.2.hum1 or higher.
This issue was patched in RHSA-2026:42074.

NVD Description

Note: Versions mentioned in the description apply only to the upstream busybox package and not the busybox package as distributed by RHEL. See How to fix? for RHEL:10 relevant fixed versions and status.

A heap overflow in the evalcommand() 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