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.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 5.4, < 5.4.225 |
Related Weaknesses (CWE)
References
- https://git.kernel.org/stable/c/2719f82ad5d8199cf5f346ea8bb3998ad5323b72Patch
- https://git.kernel.org/stable/c/3eb3d283e8579a22b81dd2ac3987b77465b2a22fPatch
- https://git.kernel.org/stable/c/69e86c6268d59ceddd0abe9ae8f1f5296f316c3cPatch
- https://git.kernel.org/stable/c/d0513b095e1ef1469718564dec3fb3348556d0a8Patch
- https://git.kernel.org/stable/c/f8e0edeaa0f2b860bdbbf0aafb4492533043d650Patch
FAQ
What is CVE-2022-49845?
CVE-2022-49845 is a vulnerability with a CVSS score of 5.5 (MEDIUM). 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 c...
How severe is CVE-2022-49845?
CVE-2022-49845 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2022-49845?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.