can: ems_usb: validate CPC message lengths
3Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackepss 0.2%
exploitation probability
0.2%top 89% of all CVEs
observed exploitation
nono source reports it
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.
Affected products
Linux · LinuxReferences
https://git.kernel.org/stable/c/02925f51377f2a42a6724f00549167499c9302e5https://git.kernel.org/stable/c/0b23144c59c126beb4a7761a85a194ae0fe668a5https://git.kernel.org/stable/c/0b9090717c7e2184e2c427bbcc752f295116ac1dhttps://git.kernel.org/stable/c/bb3cc8da8a2967c0f8e83d148fc6870b19fa32c6https://git.kernel.org/stable/c/ce8125566b1d0b0f16449407e014addf451804eahttps://git.kernel.org/stable/c/db5655287d78f00daf98888a520bb8da4d30126dhttps://git.kernel.org/stable/c/df3ac2a672a5284441f120d486acabdd6740fc2a