CVE-2026-95109 Cortex-A7 MMU Modules - Broken Access Control

Cortex-A7 MMU Modules contain a memory protection bypass caused by validating only the first byte of a caller-supplied buffer, letting privileged dispatch code read or write beyond intended ranges, exploit requires privileged dispatch access.

CVSS base score 8.5 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Required
View the NVD record ↗

Details

Type
Broken Access Control
Impact
Privilege Escalation, Data Tampering
CVSS vector
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Published
20 October 2026
Updated
21 October 2026
Weakness
CWE-125

Vendor fix

Update to the latest version with proper range validation for buffers.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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