PT-2026-82240 · Denx · U-Boot
CVE-2025-70290
·
Published
2026-08-26
·
Updated
2026-08-29
CVSS v3.1
9.8
Critical
| Vector | AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
Name of the Vulnerable Software and Affected Versions
Denx U-Boot versions prior to 2026.04
Description
An integer overflow exists in the ZFS filesystem support, which can be triggered by malformed on-disk metadata. This flaw may lead to incorrect memory allocation and subsequent out-of-bounds memory access, potentially resulting in a system crash or arbitrary code execution during the boot process.
Recommendations
Update Denx U-Boot to version 2026.04 or later.
Fix
Memory Corruption
Integer Overflow
Found an issue in the description? Have something to add? Feel free to write us 👾
Related Identifiers
Affected Products
U-Boot