CVE-2026-80581: ASoC: SOF: ipc4-pcm: Continue the pipeline trigger in case of IPC timeout

lowCVSS 3.3CVE-2026-80581

CSIRTS triage

vendor: Linux product: Linux kernel Denial of service

What: ASoC SOF IPC4 PCM pipeline trigger does not recover cleanly on IPC timeout, leaving pipeline in inconsistent state.
Who is affected: Systems using Sound Open Firmware with IPC4 mode and PCM playback.
Urgency: Low priority; denial of service requires specific timeout condition and manual recovery typically available.
Action: Apply patch to continue pipeline trigger process on IPC timeout condition.

AI-assisted analysis generated from the source advisory — verify against the original.

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Details

Source: Microsoft Security Response Center (INTL · vendor-psirt · site)
Severity: low — CVSS 3.3
Published: 2026-08-11
Exploitation: Not in CISA KEV at last sync

Original advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-80581

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Low exploitation riskCVE-2026-805810.16% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 5% of all EPSS-scored CVEs.

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2026-80581	coverage & exploitation status	NVD · CVE.org

Same CVEs, other sources

How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.

unknownCVE-2026-80581: In the Linux kernel, the following vulnerability has been resolved: ASoC: SOF: ipc4-pcm: Conti…nvd

Recent advisories for ASoC

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

highCVE-2026-80583: In the Linux kernel, the following vulnerability has been resolved: ASoC: codecs: lpass-tx-mac…nvd · 2026-08-26
unknownCVE-2026-80581: In the Linux kernel, the following vulnerability has been resolved: ASoC: SOF: ipc4-pcm: Conti…nvd · 2026-08-26
highCVE-2026-80526: In the Linux kernel, the following vulnerability has been resolved: ASoC: tas2562: Validate va…nvd · 2026-08-26
unknownCVE-2026-80525: In the Linux kernel, the following vulnerability has been resolved: ASoC: SOF: ipc4-topology: …nvd · 2026-08-26
highCVE-2026-74333: In the Linux kernel, the following vulnerability has been resolved: ASoC: amd: acp-sdw-legacy:…nvd · 2026-08-15
highCVE-2026-74332: In the Linux kernel, the following vulnerability has been resolved: ASoC: amd: acp-sdw-sof: Bo…nvd · 2026-08-15