CVE-2026-88835: Busybox: busybox: dpkg read_package_field() steps past nul terminator, causing out-of-bounds read on malformed .deb packages

Overview

Severity

Medium (CVSS 6.1)

CVSS Vector

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

Exploit Status

Not Exploited

Patch Tuesday

2026-Sep

Released

2026-10-09

EPSS Score

0.12% (percentile: 1.6%)

Affected Products (1)

Other

• 21821-17084

Revision History

• 2026-10-09: Information published.