CVE-2023-5563CWE-703

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

High · published October 12, 2023

CVSS v3.1
7.1
EPSS
1%
Percentile
43.9
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
7.1 · HIGH
Vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H
CVSS v4.0
Not supplied
EPSS
0.00529 · 43.9th percentile
Weakness
CWE-703 · Improper Check or Handling of Exceptional Conditions
Published
2023-10-12T23:11Z
EPSS history
Timeline
  • 12 OCT 23:11Z
    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
    cvelistv5