CVE-2026-46301 Details
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
A use-after-free vulnerability has been identified in the Linux kernel's SPI Topcliff PCH driver. This issue arises during the unbinding process of the driver, where the DMA buffers are released before the driver has a chance to flush its message queue. As a result, there is a potential for memory corruption or exploitation.
Users can apply the latest patches available in the Linux kernel stable tree to address this vulnerability.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
No SSVC data is available for this CVE.
References to Advisories, Solutions, and Tools
By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.
| URL | Source(s) | Tag(s) |
|---|---|---|
| https://git.kernel.org/stable/c/0e8e57f9737ea257634db1d152fc430a0788a3e1 | kernel.org | Patch |
| https://git.kernel.org/stable/c/36e58c436d2c2a797800427dc04d74ffd8b6ce1c | kernel.org | Patch |
| https://git.kernel.org/stable/c/43334836b907adc21eab3079d2e6b26754468786 | kernel.org | Patch |
| https://git.kernel.org/stable/c/4ca90deeca1c7dd72c1c380ba8143565516def2d | kernel.org | Patch |
| https://git.kernel.org/stable/c/8822980668c96b5aa251c1e2daec1873262b8f3f | kernel.org | Patch |
| https://git.kernel.org/stable/c/9d72732fe70c11424bc90ed466c7ccfa58b42a9a | kernel.org | Patch |
| https://git.kernel.org/stable/c/d50ef3553acbacce6f2843304d41d06dca358bb6 | kernel.org | Patch |
| https://git.kernel.org/stable/c/d79e92161b65832e0b8cad5f3d84d17e5cd7a970 | kernel.org | Patch |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-416 | Use After Free | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| linux linux kernel | >= 3.1, < 5.10.258 >= 5.11, < 5.15.209 >= 5.16, < 6.1.175 >= 6.2, < 6.6.140 >= 6.7, < 6.12.88 >= 6.13, < 6.18.30 >= 6.19, < 7.0.7 |
CPE
Remediation
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Change History
4 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jul 23, 2026 | CVE Translated | [email protected] |
| Jul 8, 2026 | Initial Analysis | [email protected] |
| Jun 17, 2026 | CVE Modified | kernel.org |
| Jun 8, 2026 | New CVE Received | kernel.org |