CVE-2025-71186

Published: February 4, 2026Last modified: February 4, 2026

Description

In the Linux kernel, the following vulnerability has been resolved: dmaengine: stm32: dmamux: fix device leak on route allocation Make sure to drop the reference taken when looking up the DMA mux platform device during route allocation. Note that holding a reference to a device does not prevent its driver data from going away so there is no point in keeping the reference.

Status

References

• https://git.kernel.org/stable/c/1a179ac01ff3993ab97e33cc77c316ed7415cda1
• https://git.kernel.org/stable/c/2fb10259d4efb4367787b5ae9c94192e8a91c648
• https://git.kernel.org/stable/c/3ef52d31cce8ba816739085a61efe07b63c6cf27
• https://git.kernel.org/stable/c/dd6e4943889fb354efa3f700e42739da9bddb6ef