Description
BusyBox romfs volume ID parsing uses unbounded strlen on attacker-controlled metadata, causing a heap buffer overflow when processing crafted filesystem images.
Published: 2026-09-23
Score: 7.3 High
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

Vendor Workaround

Avoid processing untrusted filesystem images with BusyBox blkid or findfs. Use the util-linux versions of these utilities instead (default on Fedora).

Tracking

Sign in to view the affected projects.

Advisories

No advisories yet.

History

Wed, 23 Sep 2026 17:15:00 +0000

Type Values Removed Values Added
Description BusyBox romfs volume ID parsing uses unbounded strlen on attacker-controlled metadata, causing a heap buffer overflow when processing crafted filesystem images.
Title Busybox: busybox: romfs volume id parsing performs unbounded memcpy into fixed-size label buffer, causing heap overflow
First Time appeared Redhat
Redhat hummingbird
Weaknesses CWE-787
CPEs cpe:/a:redhat:hummingbird:1
Vendors & Products Redhat
Redhat hummingbird
References
Metrics cvssV3_1

{'score': 7.3, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H'}


Subscriptions

Redhat Hummingbird
cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2026-09-23T17:41:09.077Z

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

Link: CVE-2026-88832

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-09-23T17:17:18.573

Modified: 2026-09-23T17:17:18.573

Link: CVE-2026-88832

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses