Name: CVE-2025-70290: Integer Overflow or Wraparound
Creator: Rapid7
Published: 2026-08-26T00:00:00.000Z
License: https://www.rapid7.com/legal/website-terms-of-use/
Keywords: CVE, CVE-2025-70290, CWE-787, CWE-190, CVSS 9.8, EPSS 0.00673

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.

CVSS Details

CVSS 3.1 Base Score: 9.8
CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)

Covered by Rapid7

Product	Vendor Advisory	Solution File	Added	Published
Ubuntu	—	Upgrade u-boot-qemuUpgrade u-boot-toolsUpgrade u-boot-imx (Ubuntu Pro)Upgrade u-boot-qemu (Ubuntu Pro)Upgrade u-boot-imxUpgrade u-boot-tools (Ubuntu Pro)	Oct 7, 2026	Oct 6, 2026

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CVSS Details

Covered by Rapid7

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