CVE-2022-49845

Published: May 1, 2025Modified: Jun 17, 2026

5.5

Vector

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

Exploitability: 1.8 / Impact: 3.6

Source: NVD

Description

In the Linux kernel, the following vulnerability has been resolved: can: j1939: j1939_send_one(): fix missing CAN header initialization The read access to struct canxl_frame::len inside of a j1939 created skbuff revealed a missing initialization of reserved and later filled elements in struct can_frame. This patch initializes the 8 byte CAN header with zero.

Affected (8)

Products: Linux: Linux Kernel

Linux

1 product

Linux Kernel

Configuration A

8 vulnerable

Vulnerable Software	Affected Versions
Linux Linux Kernel	5.11 ≤ version < 5.15.79
Linux Linux Kernel	5.16 ≤ version < 6.0.9
Linux Linux Kernel	5.4 ≤ version < 5.4.225
Linux Linux Kernel	5.5 ≤ version < 5.10.155
Linux Linux Kernel	Version 6.1 rc1
Linux Linux Kernel	Version 6.1 rc2
Linux Linux Kernel	Version 6.1 rc3
Linux Linux Kernel	Version 6.1 rc4