CVE-2025-71273
Published: May 7, 2026Last modified: November 3, 2026
Description
In the Linux kernel, the following vulnerability has been resolved: wifi: rtw88: Use devm_kmemdup() in rtw_set_supported_band() Simplify the code by using device managed memory allocations. This also fixes a memory leak in rtw_register_hw(). The supported bands were not freed in the error path. Copied from commit 145df52a8671 ("wifi: rtw89: Convert rtw89_core_set_supported_band to use devm_*").
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 | Fixed (6.1.191-r0) |
| 25 LTS | linux-lts | Fixed (6.12.80-r0) | |
| Stream | linux-lts | Fixed (6.18.35-r1) |
References
- https://git.kernel.org/stable/c/1bd90e0a99fdc8dc5deb3c92bf865e4496b4b311
- https://git.kernel.org/stable/c/2ba12401cc1f2d970fa2e7d5b15abde3f5abd40d
- https://git.kernel.org/stable/c/537723ada6d6655f0a2f48ab000fd9b0358bb442
- https://git.kernel.org/stable/c/9b5418070ee8468fac9e8bf641c83d46b85bff30
- https://git.kernel.org/stable/c/ad9b80ee310ed734482a2e5da874b67f88ac0ef8
- https://git.kernel.org/stable/c/d57e31c8df7b8bb684c6b56854676972a8b7c8ed