🛡️ CVE-2026-46301 — kernel

🟠 CVSS 7.8 — High ✅ No Known Exploit NVD
7.8
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

spi: topcliff-pch: fix use-after-free on unbind

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

How this vulnerability can be exploited

This issue can be reached with local access to the system, attack complexity is low, an attacker needs low-level privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality high, integrity high, availability high.

Affected software

CVE-2026-46301 is recorded against 3 packages.

  • kernel (from 6.19.0 up to 7.0.7)
  • linux-kernel (from 6.19 up to 7.0.7)
  • unknown

Timeline and source

Published on 8 June 2026 and last revised on 25 July 2026. No public exploit is currently recorded for this entry. A vendor advisory or fix has been published. Record sourced from NVD.

References

git.kernel.org (Web)
git.kernel.org (Web)
git.kernel.org (Web)
git.kernel.org (Web)
git.kernel.org (Web)
git.kernel.org (Web)
git.kernel.org (Web)
git.kernel.org (Web)
github.com (Advisory)
nvd.nist.gov (Advisory)
git.kernel.org (Package)

CVE-2026-46301 on other distributions

Each distribution ships its own build and its own fixed version. Pick the one you run:

Details

Severity High
CVSS Score 7.8
CVSS Vector CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE N/A
Public Exploit ✅ No
Source NVD
Published 2026-06-08
Updated 2026-08-12
Modified 2026-07-25

Affected Packages

Software From version Fixed in
kernel 6.19.0 7.0.7
linux-kernel 6.19 7.0.7
unknown — —

References

Similar Threats

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