CVE-2026-98092 ASoC: amd: yc: fix memory leak in acp6x_pdm_dma_close()

Medium 5.5 Published Updated

A memory leak in the AMD ACP6x PDM DMA driver allows local attackers to exhaust kernel memory, causing denial of service.

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-2026-98092?

CVE-2026-98092 is a medium-severity memory corruption vulnerability in Linux kernel, published on 25 Sep 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:

ASoC: amd: yc: fix memory leak in acp6x_pdm_dma_close()

acp6x_pdm_dma_close() does not free the runtime->private_data buffer allocated in acp6x_pdm_dma_open(). Add the missing kfree.

Weakness: CWE-401

Which versions are affected by CVE-2026-98092?

It affects 1 product.

Products include Linux kernel.

How do I fix CVE-2026-98092?

Apply the vendor's patch.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2026-98092 being exploited?

There is no known exploitation of CVE-2026-98092 in the wild and no public exploit code.

All Linux kernel vulnerabilities

Sources

Also known as AZL-104291, BELL-CVE-2026-98092, DEBIAN-CVE-2026-98092, GHSA-5xq6-vg73-mvgc, UBUNTU-CVE-2026-98092.

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