high7.1
CVE-2023-5563
The SJA1000 CAN controller driver backend automatically attempt to recover from a bus-off event when built with CONFIG_CAN_AUTO_BUS_OFF_RECOVERY=y.
Impact
The SJA1000 CAN controller driver backend automatically attempt to recover from a bus-off event when built with CONFIG_CAN_AUTO_BUS_OFF_RECOVERY=y. This results in calling k_sleep() in IRQ context, causing a fatal exception.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Zephyrproject | Zephyr | through 3.4.0 |