CVE-2026-46728

Das U-Boot before 2026.04 allows FIT (Flat Image Tree) signature verification bypass because hashed-nodes is omitted from a hash.

CVSS v3 8.2 HIGH

8.2^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.5 / Impact : 6.0

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope CHANGED

References

Link	Resource
https://github.com/barebox/barebox/security/advisories/GHSA-3fvj-q26p-j6h4	Vendor Advisory Exploit Patch
https://github.com/u-boot/u-boot/commit/2092322b31cc8b1f8c9e2e238d1043ae0637b241	Patch

Configurations

Configuration 1 (hide)

cpe:2.3:a:denx:u-boot:*:*:*:*:*:*:*:*

Configuration 2 (hide)

OR	cpe:2.3:a:pengutronix:barebox::::::::
	cpe:2.3:a:pengutronix:barebox::::::::

History

14 Jul 2026, 18:22

Type	Values Removed	Values Added
First Time		Pengutronix Pengutronix barebox Denx u-boot Denx
CPE		cpe:2.3:a:denx:u-boot:::::::: cpe:2.3:a:pengutronix:barebox::::::::
References	~~() https://github.com/barebox/barebox/security/advisories/GHSA-3fvj-q26p-j6h4 -~~	() https://github.com/barebox/barebox/security/advisories/GHSA-3fvj-q26p-j6h4 - Vendor Advisory, Exploit, Patch
References	~~() https://github.com/u-boot/u-boot/commit/2092322b31cc8b1f8c9e2e238d1043ae0637b241 -~~	() https://github.com/u-boot/u-boot/commit/2092322b31cc8b1f8c9e2e238d1043ae0637b241 - Patch

16 May 2026, 22:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-05-16 22:16

Updated : 2026-07-14 18:22

NVD link : CVE-2026-46728

Mitre link : CVE-2026-46728

CVE.ORG link : CVE-2026-46728

JSON object : View

Products Affected

pengutronix

barebox

denx

u-boot

CWE

CWE-346

Origin Validation Error

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