CVE-2021-27097

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CVSS 3.1

7.8 high

EPSS

1%p63

Published

Feb 17, 2021 (Feb 17, 2021)

Modified

Jun 17, 2026

Description

The boot loader in Das U-Boot before 2021.04-rc2 mishandles a modified FIT.

Vendors: denx
Products: u-boot
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (1.1%)

In the news1 stories

Critical U-Boot Bugs Undermine Secure Boot on Millions of Devices

Security AffairsJul 11, 17:45 UTC · Jul 11, 2026Vulnerability CVE-2020-10648 CVE-2021-27097

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