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CVE-2023-5563

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CVE-2023-5563

Published: Oct 12, 2023

Modified: Sep 17, 2024

PUBLISHED

CVSS v3.1

7.1

HIGH

Description

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.

VendorProductVersions

zephyrproject-rtos

Zephyr

affected
3.3 - <= 3.4

Weaknesses (CWE)

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H

Attack Vector

Adjacent

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

Low

Availability

High

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