CVE-2026-38754
Medium
Description
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.
SeverityMedium
CVSS5.1
Exploit probability—
ProductBusybox
PublishedJul 15, 2026
First seenJul 15, 2026
Weakness typeCWE-125Out-of-bounds read
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| busybox busybox | 1.38.0 | — |
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