CVE-2022-49845

MEDIUM

Linux Kernel 5.4-5.4.225, 5.5-5.10.155, 5.11-5.15.79, 5.16-6.0.9 - Use of Uninitialized Resource in CAN Header

Title source: llm
STIX 2.1

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.

References (5)

Core 5

Scores

CVSS v3 5.5
EPSS 0.0018
EPSS Percentile 7.3%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-908
Status published
Products (18)
linux/Kernel 5.11.0 - 5.15.79linux
linux/Kernel 5.16.0 - 6.0.9linux
linux/Kernel 5.4.0 - 5.4.225linux
linux/Kernel 5.5.0 - 5.10.155linux
Linux/Linux < 5.4
Linux/Linux 5.10.155 - 5.10.*
Linux/Linux 5.15.79 - 5.15.*
Linux/Linux 5.4
Linux/Linux 5.4.225 - 5.4.*
Linux/Linux 6.0.9 - 6.0.*
... and 8 more
Published May 01, 2025
Tracked Since Feb 18, 2026