A software vulnerability has been identified in the U-Boot Secondary Program Loader (SPL)…
Priority LOW 35CWE-281Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA.
Summary
A software vulnerability has been identified in the U-Boot Secondary Program Loader (SPL) before 2023.07 on select NXP i.MX 8M family processors. Under certain conditions, a crafted Flattened Image Tree (FIT) format structure can be used to overwrite SPL memory, allowing unauthenticated software to execute on the target, leading to privilege escalation. This affects i.MX 8M, i.MX 8M Mini, i.MX 8M Nano, and i.MX 8M Plus.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00171 6th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 5
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:nxp:uboot_secondary_program_loader:*:*:*:*:*:*:*:* | before 2023.07 | Vulnerable | NXP |
| cpe:2.3:h:nxp:i.mx_8m:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NXP |
| cpe:2.3:h:nxp:i.mx_8m_mini:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NXP |
| cpe:2.3:h:nxp:i.mx_8m_nano:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NXP |
| cpe:2.3:h:nxp:i.mx_8m_plus:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NXP |
- cpe:2.3:o:nxp:uboot_secondary_program_loader:*:*:*:*:*:*:*:* Versions before 2023.07 Vulnerable ·NXP
- cpe:2.3:h:nxp:i.mx_8m:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NXP
- cpe:2.3:h:nxp:i.mx_8m_mini:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NXP
- cpe:2.3:h:nxp:i.mx_8m_nano:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NXP
- cpe:2.3:h:nxp:i.mx_8m_plus:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NXP
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2023-39902
- 2026-10-03 Alias added: GHSA-cj3f-w95j-x9xv
References
Sources
- CVE-2023-39902 · CVE Program
- CVE-2023-39902 · NVD
- FIRST EPSS
- GHSA-cj3f-w95j-x9xv · GitHub Advisory Database · CC BY 4.0
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