CVE-2026-74497: ALSA: usb-audio: Clamp frame size in implicit-feedback mode
Published Aug 15, 2026
·Updated
ALSA: usb-audio: Clamp frame size in implicit-feedback mode
Affected Software
2 affected componentsFixes available
Linux ALSA usb-audio
Microsoft azl3 kernel 6.6.150.1-1<6.6.152.1-1
6.6.152.1-1
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 6.6.152.1-1
Event History
Aug 15, 2026
CVE Published
via MITRE·12:27 PM
Data Sourced
via MITRE·12:27 PM
DescriptionSeverity
Data Sourced
via NVD·01:17 PM
DescriptionSeverity
Aug 23, 2026
Data Sourced
via Microsoft·10:01 PM
DescriptionSeverityWeaknessAffected Software
Updated
via Microsoft·10:01 PM
DescriptionSeverity
Frequently Asked Questions
1
What is the severity of CVE-2026-74497?
CVE-2026-74497 has been assigned a risk rating of 33, indicating a moderate severity level due to the potential impact on USB audio devices.
2
How do I fix CVE-2026-74497?
To mitigate CVE-2026-74497, ensure that your Linux kernel is updated to the latest version that addresses this vulnerability.
3
What systems are affected by CVE-2026-74497?
CVE-2026-74497 affects systems running the Linux kernel with ALSA usb-audio functionality.
4
What is the nature of CVE-2026-74497?
CVE-2026-74497 involves a vulnerability in how the Linux kernel's ALSA handles frame sizes in implicit-feedback mode for USB audio devices.
5
When was CVE-2026-74497 published?
CVE-2026-74497 was published on August 15, 2026.