CVE-2022-49845mediumCWE-908

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

13Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 5.5epss 0.2%

exploitation probability

0.2%top 88% of all CVEs

observed exploitation

nono source reports it

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

Affected products

Linux · Linux

References

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