Bug 2541164 (CVE-2026-98092)

Summary:	CVE-2026-98092 kernel: ASoC: amd: yc: fix memory leak in acp6x_pdm_dma_close()
Product:	[Other] Security Response	Reporter:	OSIDB Bzimport <bzimport>
Component:	vulnerability	Assignee:	Product Security DevOps Team <prodsec-dev>
Status:	NEW ---	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	akhatavk, aos-team-art-private, asdas, dpaolell, jdelft, jupierce, lgarciaa, mbiarnes, ppalepu, ppostler, prdhamdh, rhel-process-autobot, sghai, sidsharm, suppawar, vlaad, watson-tool-maintainers
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
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Doc Text:	A flaw was found in the Linux kernel's Advanced Linux Sound Architecture (ALSA) AMD audio driver. This vulnerability can lead to a Denial of Service (DoS) due to a memory leak when closing audio capture streams. A local user could exploit this flaw by repeatedly opening and closing the affected audio device, gradually exhausting available system memory.	Story Points:	---
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Last Closed:		Type:	---
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Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:

Description OSIDB Bzimport 2026-09-25 10:53:49 UTC

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.

Comment 1 Keith Grant 2026-09-25 18:29:41 UTC

Upstream advisory:
https://git.kernel.org/pub/scm/linux/security/vulns.git/plain/cve/published/2026/CVE-2026-98092.mbox