CVE-2026-46296

medium

Description

In the Linux kernel, the following vulnerability has been resolved: spi: s3c64xx: fix NULL-deref on driver unbind A change moving DMA channel allocation from probe() back to s3c64xx_spi_prepare_transfer() failed to remove the corresponding deallocation from remove(). Drop the bogus DMA channel release from remove() to avoid triggering a NULL-pointer dereference on driver unbind. This issue was flagged by Sashiko when reviewing a controller deregistration fix.

References

https://git.kernel.org/stable/c/45daacbead8a009844bd5dba6cfa731332184d17

https://git.kernel.org/stable/c/323a258f4b1916b5a3098618e036e033b2f2317f

https://git.kernel.org/stable/c/22788b1a8611380b141e09a8896702e32d164238

https://git.kernel.org/stable/c/1b66f16a571a10ba8889ac471755c8af9c5b9266

https://git.kernel.org/stable/c/1108b8722b9ff0cdd3e8aa18d98244fcd93b6760

Details

Source: Mitre, NVD

Published: 2026-06-08

Updated: 2026-06-08

Risk Information

CVSS v2

Base Score: 4.9

Vector: CVSS2#AV:L/AC:L/Au:N/C:N/I:N/A:C

Severity: Medium

CVSS v3

Base Score: 5.5

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Severity: Medium