CVE-2025-38299 ASoC: mediatek: mt8195: Set ETDM1/2 IN/OUT to COMP_DUMMY()

In the Linux kernel, the following vulnerability has been resolved: ASoC: mediatek: mt8195: Set ETDM1/2 IN/OUT to COMPDUMMY ETDM2INBE and ETDM1OUTBE are defined as COMPEMPTY, in the case the codec dainame will be null. Avoid a crash if the device tree is not assigning a codec to these links...

CVE-2025-38299

CVE-2025-38299 affects the Linux kernel ASoC Mediatek mt8195 driver. Root cause: ETDM1/2 IN/OUT were set to COMP_DUMMY/COMP_EMPTY when codec dai_name is null, leading to a NULL pointer dereference and kernel crash during probe. The fix initializes or guards these links to safe dummy/empty compone...