BusyBox dpkg read_package_field() steps past a NUL terminator on malformed .deb packages, causing an out-of-bounds heap read.

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Fixes

Solution

No solution given by the vendor.


Workaround

Do not use the BusyBox dpkg applet to process untrusted .deb packages. Use the full dpkg implementation if Debian package handling is needed.

History

Wed, 23 Sep 2026 18:00:00 +0000

Type Values Removed Values Added
Description BusyBox dpkg read_package_field() steps past a NUL terminator on malformed .deb packages, causing an out-of-bounds heap read.
Title Busybox: busybox: dpkg read_package_field() steps past nul terminator, causing out-of-bounds read on malformed .deb packages
First Time appeared Redhat
Redhat hummingbird
Weaknesses CWE-125
CPEs cpe:/a:redhat:hummingbird:1
Vendors & Products Redhat
Redhat hummingbird
References
Metrics cvssV3_1

{'score': 6.1, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2026-09-23T17:45:27.703Z

Reserved: 2026-09-10T09:42:04.559Z

Link: CVE-2026-88835

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-09-23T18:17:10.350

Modified: 2026-09-23T18:17:10.350

Link: CVE-2026-88835

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses