CVE-2022-49845 - CVE House
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Status published Unknown CVE-2022-49845

can: j1939: j1939_send_one(): fix missing CAN header initialization

Vulnerability 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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

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Affected Vendor

Affected Software

Linux
Vulnerable Versions:
9d71dd0c70099914fcd063135da3c580865e924c, 5.4, 0, 5.4.225, 5.10.155, 5.15.79, 6.0.9, 6.1

Timeline

Official Publish: May 1st, 2025
Last Modified: May 11th, 2026
Added to House: July 21st, 2026

CVSS Vectors

No vector data available

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.