CVE-2025-71191
Medium
Description
In the Linux kernel, the following vulnerability has been resolved: dmaengine: at_hdmac: fix device leak on of_dma_xlate() Make sure to drop the reference taken when looking up the DMA platform device during of_dma_xlate() when releasing channel resources. Note that commit 3832b78b3ec2 ("dmaengine: at_hdmac: add missing put_device() call in at_dma_xlate()") fixed the leak in a couple of error paths but the reference is still leaking on successful allocation.
SeverityMedium
CVSS5.5
Exploit probability—
Product
Linux Kernel
PublishedJan 31, 2026
First seenJan 31, 2026
How to fix
Update
- linux linux_kernel5.10.249, 5.15.199, 6.1.162, 6.6.122, 6.12.67, 6.18.7 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| linux linux_kernel | 3.10.1 ≤ v < 5.10.249, 5.11 ≤ v < 5.15.199, 5.16 ≤ v < 6.1.162, 6.2 ≤ v < 6.6.122, 6.7 ≤ v < 6.12.67, 6.13 ≤ v < 6.18.7, 3.10, 6.19 | 5.10.249, 5.15.199, 6.1.162, 6.6.122, 6.12.67, 6.18.7 |
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