CVE-2022-49845

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.

CVSS v3 5.5 MEDIUM

5.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://git.kernel.org/stable/c/2719f82ad5d8199cf5f346ea8bb3998ad5323b72	Patch
https://git.kernel.org/stable/c/3eb3d283e8579a22b81dd2ac3987b77465b2a22f	Patch
https://git.kernel.org/stable/c/69e86c6268d59ceddd0abe9ae8f1f5296f316c3c	Patch
https://git.kernel.org/stable/c/d0513b095e1ef1469718564dec3fb3348556d0a8	Patch
https://git.kernel.org/stable/c/f8e0edeaa0f2b860bdbbf0aafb4492533043d650	Patch

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel:6.1:rc1::::::
	cpe:2.3:o:linux:linux_kernel:6.1:rc2::::::
	cpe:2.3:o:linux:linux_kernel:6.1:rc3::::::
	cpe:2.3:o:linux:linux_kernel:6.1:rc4::::::

History

07 May 2025, 13:32

Type	Values Removed	Values Added
New CVE

Information

Published : 2025-05-01 15:16

Updated : 2025-05-07 13:32

NVD link : CVE-2022-49845

Mitre link : CVE-2022-49845

CVE.ORG link : CVE-2022-49845

JSON object : View

Products Affected

linux

linux_kernel

CWE

CWE-908

Use of Uninitialized Resource

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