CVE-2023-53277
Published: September 17, 2025Last modified: September 17, 2025
Description
In the Linux kernel, the following vulnerability has been resolved: wifi: iwl3945: Add missing check for create_singlethread_workqueue Add the check for the return value of the create_singlethread_workqueue in order to avoid NULL pointer dereference.
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 | Not affected (6.6.89-r0) | |
| Stream | linux-lts | Fixed (6.6.58-r0) |
References
- https://git.kernel.org/stable/c/17e07d6587c55015956862ef3b101fd45fa49fbc
- https://git.kernel.org/stable/c/1fdeb8b9f29dfd64805bb49475ac7566a3cb06cb
- https://git.kernel.org/stable/c/2f80b3ff92514ebd227e5c55d3d1e480401b02b7
- https://git.kernel.org/stable/c/34f611204ae589bd5c494b10b41fb13436bd3c3f
- https://git.kernel.org/stable/c/3ae2fc4de12686f3fe695824169c1272c9f798f7
- https://git.kernel.org/stable/c/505c74c4c0b1c5bcaa98a93b3087c268156070f1
- https://git.kernel.org/stable/c/7e594abc0424e4f8c2385f11aefeaadcfc507aa5