CVE-2026-46728

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Summary

CVECVE-2026-46728
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-05-16 22:16:13 UTC
Updated2026-05-18 20:23:20 UTC
DescriptionDas U-Boot before 2026.04 allows FIT (Flat Image Tree) signature verification bypass because hashed-nodes is omitted from a hash.

Risk And Classification

Primary CVSS: v3.1 8.2 HIGH from [email protected]

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

EPSS: 0.000040000 probability, percentile 0.001380000 (date 2026-05-26)

Problem Types: CWE-346 | CWE-346 CWE-346 Origin Validation Error

VersionSourceTypeScoreSeverityVector
3.1[email protected]Secondary8.2HIGHCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
3.1CNACVSS8.2HIGHCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

CVSS v3.1 Breakdown

Attack Vector
Local
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Denx U-Boot affected 2026.04 custom Not specified

References

ReferenceSourceLinkTags
github.com/u-boot/u-boot/commit/2092322b31cc8b1f8c9e2e238d1043ae0637b241 [email protected] github.com
github.com/barebox/barebox/security/advisories/GHSA-3fvj-q26p-j6h4 [email protected] github.com
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