VULNERABILITY INTELLIGENCE
CVE-2025-70290
CVSS score9.8 CRITICAL
EPSS probability0.67%
CISA KEVNot currently listed
Published2026-08-26
Last modified2026-10-26
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Description
An issue was discovered in Denx U-Boot before 2026.04. An integer overflow vulnerability in the ZFS filesystem support can be triggered by malformed on-disk metadata. The issue may result in incorrect memory allocation followed by out-of-bounds memory access, potentially leading to a crash or arbitrary code execution during the boot process.
Weakness classification
- 134c704f-9b21-4f2e-91b3-4a467353bcc0: CWE-190