Vulnerability Description
NXP MCUXpresso SDK USB middleware (mcuxsdk-middleware-usb) before 2.13.0 contains a heap buffer overflow in host audio, video and CDC class drivers that trust device-supplied bNumEndpoints and bLength values. A malicious USB device can supply crafted descriptors that write endpoint entries past the fixed-size epList array, corrupting heap memory for code execution or denial of service.
CVSS Score
MEDIUM
Related Weaknesses (CWE)
References
- https://github.com/nxp-mcuxpresso/mcuxsdk-middleware-usb
- https://github.com/nxp-mcuxpresso/mcuxsdk-middleware-usb/blob/release/26.06.00/h
- https://github.com/nxp-mcuxpresso/mcuxsdk-middleware-usb/commit/264b8e6849e609ab
- https://github.com/nxp-mcuxpresso/mcuxsdk-middleware-usb/commit/6a1d1a7c32026e6d
- https://github.com/nxp-mcuxpresso/mcuxsdk-middleware-usb/commit/f615b03e302f0c58
- https://mcuxpresso.nxp.com/mcuxsdk/latest/release/index.html#release-highlights
- https://www.vulncheck.com/advisories/nxp-mcuxpresso-sdk-usb-middleware-before-2.
FAQ
What is CVE-2026-116488?
CVE-2026-116488 is a vulnerability with a CVSS score of 6.8 (MEDIUM). NXP MCUXpresso SDK USB middleware (mcuxsdk-middleware-usb) before 2.13.0 contains a heap buffer overflow in host audio, video and CDC class drivers that trust device-supplied bNumEndpoints and bLength...
How severe is CVE-2026-116488?
CVE-2026-116488 has been rated MEDIUM with a CVSS base score of 6.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-116488?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.