A vulnerability in Realtek's RtUsbA64.sys USB audio driver allows a local, low-privileged user to abuse a kernel I/O control (IOCTL) interface that acts on a caller-supplied user-mode pointer without proper validation or capture. By issuing crafted property requests an attacker can obtain kernel-mode read and write access, which can be leveraged for local privilege escalation and arbitrary kernel code execution.
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Advisories
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Fixes
Solution
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Workaround
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References
History
Fri, 06 Nov 2026 20:30:00 +0000
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Fri, 06 Nov 2026 20:00:00 +0000
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| Weaknesses | CWE-125 CWE-20 |
Fri, 06 Nov 2026 18:45:00 +0000
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| Description | A vulnerability in Realtek's RtUsbA64.sys USB audio driver allows a local, low-privileged user to abuse a kernel I/O control (IOCTL) interface that acts on a caller-supplied user-mode pointer without proper validation or capture. By issuing crafted property requests an attacker can obtain kernel-mode read and write access, which can be leveraged for local privilege escalation and arbitrary kernel code execution. | |
| Title | CVE-2026-90975 | |
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Status: PUBLISHED
Assigner: certcc
Published:
Updated: 2026-11-06T19:11:47.406Z
Reserved: 2026-09-14T13:39:39.619Z
Link: CVE-2026-90975
No data.
Status : Received
Published: 2026-11-06T19:17:59.147
Modified: 2026-11-06T20:17:28.433
Link: CVE-2026-90975
No data.
OpenCVE Enrichment
Updated: 2026-11-06T19:45:08Z