CVE-2026-88833: Busybox: busybox: udhcpc integer underflow in dhcp packet length calculation causes denial of service

Overview

Severity

Medium (CVSS 6.5)

CVSS Vector

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Exploit Status

Not Exploited

Patch Tuesday

2026-Oct

Released

2026-10-17

EPSS Score

0.19% (percentile: 7.9%)

Affected Products (1)

Other

• 21821-17084

Revision History

• 2026-10-17: Information published.