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CVE-2025-68205

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CVE-2025-68205

Published: Dec 16, 2025

Modified: May 11, 2026

PUBLISHED

Description

In the Linux kernel, the following vulnerability has been resolved: ALSA: hda/hdmi: Fix breakage at probing nvhdmi-mcp driver After restructuring and splitting the HDMI codec driver code, each HDMI codec driver contains the own build_controls and build_pcms ops. A copy-n-paste error put the wrong entries for nvhdmi-mcp driver; both build_controls and build_pcms are swapped. Unfortunately both callbacks have the very same form, and the compiler didn't complain it, either. This resulted in a NULL dereference because the PCM instance hasn't been initialized at calling the build_controls callback. Fix it by passing the proper entries.

VendorProductVersions

Linux

Linux

affected
ad781b550f9a8829e3dae4bd3d18c4a126a53d04 - < d2aed6fac1148528181affb781aa683d6569042b
affected
ad781b550f9a8829e3dae4bd3d18c4a126a53d04 - < 82420bd4e17bdaba8453fbf9e10c58c9ed0c9727

Linux

Linux

affected
6.17
unaffected
0 - < 6.17
unaffected
6.17.9 - <= 6.17.*
unaffected
6.18 - <= *

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