Unknown · Sja1000 Can Controller Driver Backend · CVE-2023-5563
**Name of the Vulnerable Software and Affected Versions**
SJA1000 CAN controller driver backend (affected versions not specified)
**Description**
The issue arises when the SJA1000 CAN controller driver backend is built with CONFIG CAN AUTO BUS OFF RECOVERY=y, causing it to automatically attempt to recover from a bus-off event. This results in calling `k sleep()` in IRQ context, leading to a fatal exception.
**Recommendations**
At the moment, there is no information about a newer version that contains a fix for this vulnerability.