CVE-2026-46301
Published: June 11, 2026Last modified: June 24, 2026
Description
In the Linux kernel, the following vulnerability has been resolved: spi: topcliff-pch: fix use-after-free on unbind Give the driver a chance to flush its queue before releasing the DMA buffers on driver unbind
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 7.8 |
| Attack Vector | LOCAL |
| Attack complexity | LOW |
| Privileges required | LOW |
| User interaction | NONE |
| Scope | UNCHANGED |
| Confidentiality | HIGH |
| Integrity impact | HIGH |
| Availability impact | HIGH |
| Vector | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
Status
| Product | Release | Package | Status |
|---|---|---|---|
| Alpaquita Linux | 23 LTS | linux-lts | Fixed (6.1.175-r0) |
| 25 LTS | linux-lts | Fixed (6.12.92-r0) | |
| Stream | linux-lts | Fixed (6.18.35-r1) |
References
- https://git.kernel.org/stable/c/0e8e57f9737ea257634db1d152fc430a0788a3e1
- https://git.kernel.org/stable/c/36e58c436d2c2a797800427dc04d74ffd8b6ce1c
- https://git.kernel.org/stable/c/43334836b907adc21eab3079d2e6b26754468786
- https://git.kernel.org/stable/c/4ca90deeca1c7dd72c1c380ba8143565516def2d
- https://git.kernel.org/stable/c/8822980668c96b5aa251c1e2daec1873262b8f3f
- https://git.kernel.org/stable/c/9d72732fe70c11424bc90ed466c7ccfa58b42a9a
- https://git.kernel.org/stable/c/d50ef3553acbacce6f2843304d41d06dca358bb6
- https://git.kernel.org/stable/c/d79e92161b65832e0b8cad5f3d84d17e5cd7a970