CVE-2026-23155
Medium
Description
In the Linux kernel, the following vulnerability has been resolved: can: gs_usb: gs_usb_receive_bulk_callback(): fix error message Sinc commit 79a6d1bfe114 ("can: gs_usb: gs_usb_receive_bulk_callback(): unanchor URL on usb_submit_urb() error") a failing resubmit URB will print an info message. In the case of a short read where netdev has not yet been assigned, initialize as NULL to avoid dereferencing an undefined value. Also report the error value of the failed resubmit.
SeverityMedium
CVSS5.5
Exploit probability—
Product
Linux Kernel
PublishedFeb 14, 2026
First seenFeb 14, 2026
Weakness typeCWE-476NULL pointer dereference
How to fix
Patches
- git.kernel.org/stable/c/494fc029f662c331e06b7c2031deff3c64200eed
- git.kernel.org/stable/c/713ba826ae114ab339c9a1b31e209bebdadb0ac9
- git.kernel.org/stable/c/8986cdf52f86208df9c7887fee23365b5d37da26
- git.kernel.org/stable/c/923379f1d7e3af8ccbf11edbbcf41f1bb3e9cfe6
- git.kernel.org/stable/c/aed58a28ea71a0d7d0947190fab1e3f4daa1d4a5
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| linux linux_kernel | 6.6.122, 6.12.68, 6.18.8, 6.19 | — |
Check your version
Choose the product and enter the version you run to see whether it falls in the affected range.
In the Intelligence 360 plan
Attack Surface Management
See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.