PT-2026-47368 · Linux · Linux

Published 2026-06-08 · Updated 2026-06-08 · CVE-2026-46296

Mitre

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.

Related Identifiers

CVE-2026-46296

Affected Products

Linux

References · 6

• https://nvd.nist.gov/vuln/detail/CVE-2026-46296 · Security Note
• https://git.kernel.org/stable/c/1b66f16a571a10ba8889ac471755c8af9c5b9266 · Note
• https://git.kernel.org/stable/c/22788b1a8611380b141e09a8896702e32d164238 · Note
• https://git.kernel.org/stable/c/1108b8722b9ff0cdd3e8aa18d98244fcd93b6760 · Note
• https://git.kernel.org/stable/c/45daacbead8a009844bd5dba6cfa731332184d17 · Note
• https://git.kernel.org/stable/c/323a258f4b1916b5a3098618e036e033b2f2317f · Note