CVE-2025-71185 dmaengine: ti: dma-crossbar: fix device leak on am335x route allocation
A memory leak in the TI DMA crossbar driver can lead to resource exhaustion and denial of service on affected Linux systems.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2025-71185?
CVE-2025-71185 is a medium-severity denial of service vulnerability in Linux kernel, published on 31 Jan 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
In the Linux kernel, the following vulnerability has been resolved:
dmaengine: ti: dma-crossbar: fix device leak on am335x route allocation
Make sure to drop the reference taken when looking up the crossbar platform device during am335x route allocation.
Weakness: CWE-401
Which versions are affected by CVE-2025-71185?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2025-71185?
Apply the vendor's patch.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2025-71185 being exploited?
There is no known exploitation of CVE-2025-71185 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as BELL-CVE-2025-71185, DEBIAN-CVE-2025-71185, GHSA-g4w7-r3cr-jggx, ROOT-OS-DEBIAN-11-CVE-2025-71185, ROOT-OS-DEBIAN-12-CVE-2025-71185, ROOT-OS-DEBIAN-13-CVE-2025-71185 and 3 more.