PT-2026-82240
CVE-2025-70290
·
Published
2026-08-26
·
Updated
2026-10-06
Description by
CVSS 3.1
9.8
CriticalMetricsAV: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.
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