Bug 2435668 (CVE-2025-71189) - CVE-2025-71189 kernel: dmaengine: dw: dmamux: fix OF node leak on route allocation failure
Summary: CVE-2025-71189 kernel: dmaengine: dw: dmamux: fix OF node leak on route alloc...
Keywords:
Status: NEW
Alias: CVE-2025-71189
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
unspecified
unspecified
Target Milestone: ---
Assignee: Product Security DevOps Team
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Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-01-31 12:02 UTC by OSIDB Bzimport
Modified: 2026-02-02 09:00 UTC (History)
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Description OSIDB Bzimport 2026-01-31 12:02:38 UTC 
In the Linux kernel, the following vulnerability has been resolved:

dmaengine: dw: dmamux: fix OF node leak on route allocation failure

Make sure to drop the reference taken to the DMA master OF node also on
late route allocation failures.
Comment 1 Alexander B 2026-02-02 08:57:02 UTC 
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2026013118-CVE-2025-71189-9b0f@gregkh/T
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