CVE-2026-23155
Published: February 19, 2026Last modified: February 20, 2026
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.
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 5.5 |
| Attack Vector | LOCAL |
| Attack complexity | LOW |
| Privileges required | LOW |
| User interaction | NONE |
| Scope | UNCHANGED |
| Confidentiality | NONE |
| Integrity impact | NONE |
| Availability impact | HIGH |
| Vector | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
Status
| Product | Release | Package | Status |
|---|---|---|---|
| Alpaquita Linux | 23 LTS | linux-lts | Not affected (6.1.33-r0) |
| 25 LTS | linux-lts | Fixed (6.12.73-r0) | |
| Stream | linux-lts | Fixed (6.12.71-r0) |
References
- https://git.kernel.org/stable/c/494fc029f662c331e06b7c2031deff3c64200eed
- https://git.kernel.org/stable/c/713ba826ae114ab339c9a1b31e209bebdadb0ac9
- https://git.kernel.org/stable/c/8986cdf52f86208df9c7887fee23365b5d37da26
- https://git.kernel.org/stable/c/923379f1d7e3af8ccbf11edbbcf41f1bb3e9cfe6
- https://git.kernel.org/stable/c/aed58a28ea71a0d7d0947190fab1e3f4daa1d4a5