Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: can: ems_usb: validate CPC message lengths ems_usb_read_bulk_callback() walks CPC messages packed in one USB receive buffer. Check that each declared message fits in the URB payload. Also require the type-specific payload to cover the fields used by the CAN, state, error and overrun handlers.
References
- https://git.kernel.org/stable/c/02925f51377f2a42a6724f00549167499c9302e5
- https://git.kernel.org/stable/c/0b23144c59c126beb4a7761a85a194ae0fe668a5
- https://git.kernel.org/stable/c/0b9090717c7e2184e2c427bbcc752f295116ac1d
- https://git.kernel.org/stable/c/bb3cc8da8a2967c0f8e83d148fc6870b19fa32c6
- https://git.kernel.org/stable/c/ce8125566b1d0b0f16449407e014addf451804ea
- https://git.kernel.org/stable/c/db5655287d78f00daf98888a520bb8da4d30126d
- https://git.kernel.org/stable/c/df3ac2a672a5284441f120d486acabdd6740fc2a
FAQ
What is CVE-2026-74460?
CVE-2026-74460 is a documented vulnerability. In the Linux kernel, the following vulnerability has been resolved: can: ems_usb: validate CPC message lengths ems_usb_read_bulk_callback() walks CPC messages packed in one USB receive buffer. Chec...
How severe is CVE-2026-74460?
CVSS scoring is not yet available for CVE-2026-74460. Check NVD for updates.
Is there a patch for CVE-2026-74460?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.