Overview
About 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.
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.
Details
- Affected product:
- Debian 10 ELS , Debian 11 ELS , Ubuntu 16.04 ELS , Ubuntu 18.04 ELS , Ubuntu 20.04 ELS
- Affected packages:
- linux @ 5.4.0 (+4 more)
Fixes
KernelCare state
Live-patch status from KernelCare for each operating system.
| Operating system | Status | Covered kernels |
|---|---|---|
| Debian 12 | Planned | — |
| Debian 13 | Planned | — |
| Oracle Linux 9 UEK 7 | Planned | — |