Vulnerabilities > CVE-2022-49845 - Use of Uninitialized Resource vulnerability in Linux Kernel
Attack vector
LOCAL Attack complexity
LOW Privileges required
LOW Confidentiality impact
NONE Integrity impact
NONE Availability impact
HIGH Summary
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.
Vulnerable Configurations
Common Weakness Enumeration (CWE)
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