Das U-Boot before 2026.04 allows FIT (Flat Image Tree) signature verification bypass because hashed-nodes is omitted from a hash
Published May 16, 2026
8.8
HIGHCVSS 3.1
EPSS 0.13%
Description
Das U-Boot before 2026.04 allows FIT (Flat Image Tree) signature verification bypass because hashed-nodes is omitted from a hash.
Affected products
-
- Version 0StatusaffectedConstraints<2026.04
- Version
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
1 other source (MITRE) ▾
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
No CVSS v3.0 score for this CVE.
No CVSS v2.0 score for this CVE.
This CVE is not in the KEV list.
CISA SSVC (Vulnrichment)
Stakeholder-Specific Vulnerability Categorization from CISA ADP.
Exploitation
NoneAutomatable
NoTechnical Impact
TotalDecision
n/aAssessed May 18, 2026 · SSVC 2.0.3
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 3, 2026.
Score over time
May–Oct 2026- EPSS v4
- EPSS v5
Percentile over time
- EPSS v4
- EPSS v5
Table of values (3 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 3, 2026 | 0.13% (0.00133) | 2.38th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.13% (0.00126) | 2.63th | v5 (v2026.06.15) |
| May 17, 2026 | 0.00% (0.00004) | 0.14th | v4 (v2025.03.14) |
References (2)
- https://github.com/barebox/barebox/security/advisories/GHSA-3fvj-q26p-j6h4 ExploitPatchVendor Advisory
- https://github.com/u-boot/u-boot/commit/2092322b31cc8b1f8c9e2e238d1043ae0637b241 Patch
| Link | Providers | Tags |
|---|---|---|
| https://github.com/barebox/barebox/security/advisories/GHSA-3fvj-q26p-j6h4 | ExploitPatchVendor Advisory | |
| https://github.com/u-boot/u-boot/commit/2092322b31cc8b1f8c9e2e238d1043ae0637b241 | Patch |
Change history (0)
No recorded changes yet.