CVE-2026-69571: Windows USB Audio Class driver (usbaudio.sys) Elevation of Privilege Vulnerability
Heap-based buffer overflow in Windows USB Audio Class driver (usbaudio.sys) allows an authorized attacker to elevate privileges locally.
Other sources
Windows USB Audio Class driver (usbaudio.sys) Elevation of Privilege Vulnerability
— Microsoft
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
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Fixed in 10.0.28000.2954Patch KB5124012 - Upgrade
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Fixed in 10.0.14393.9512Patch KB5123099 - Upgrade
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Fixed in 6.2.9200.26349Patch KB5123065 - Upgrade
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Fixed in 6.3.9600.23397Patch KB5123066 - Upgrade
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Fixed in 10.0.26100.33438Patch KB5122871 - Upgrade
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Fixed in 10.0.19045.7725Patch KB5122878 - Upgrade
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Fixed in 10.0.26200.9445Patch KB5124008 - Upgrade
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Fixed in 10.0.26100.9445Patch KB5124008 - Upgrade
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Fixed in 10.0.22631.7582Patch KB5122880 - Upgrade
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Fixed in 10.0.17763.9245Patch KB5122876 - Upgrade
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Fixed in 10.0.20348.5622Patch KB5122882 - Upgrade
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Fixed in 10.0.19044.7725Patch KB5122878
Event History
Frequently Asked Questions
Who is exposed to this vulnerability?
Systems running the listed Microsoft Windows 10, Windows 11, or Windows Server versions are potentially affected. Exploitation requires an attacker to already be authorized on the target system and able to act locally.
What level of access could an attacker gain?
A successful heap-based buffer overflow in usbaudio.sys can allow a locally authorized attacker to elevate privileges. The supplied severity vector indicates high impacts to confidentiality, integrity, and availability.
Does this issue require user interaction or network access?
The provided vector identifies the attack vector as local and indicates that no user interaction is required. It also indicates low attack complexity and low privileges required.