CVE-2022-48889

/// Technical description

In the Linux kernel, the following vulnerability has been resolved:

ASoC: Intel: sof-nau8825: fix module alias overflow

The maximum name length for a platform_device_id entry is 20 characters

including the trailing NUL byte. The sof_nau8825.c file exceeds that,

which causes an obscure error message:

sound/soc/intel/boards/snd-soc-sof_nau8825.mod.c:35:45: error: illegal character encoding in string literal [-Werror,-Winvalid-source-encoding]

MODULE_ALIAS("platform:adl_max98373_nau8825<U+0018><AA>");

^~~~

include/linux/module.h:168:49: note: expanded from macro 'MODULE_ALIAS'

^~~~~~

include/linux/module.h:165:56: note: expanded from macro 'MODULE_INFO'

^~~~

include/linux/moduleparam.h:26:47: note: expanded from macro '__MODULE_INFO'

= __MODULE_INFO_PREFIX __stringify(tag) "=" info

I could not figure out how to make t

/// Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

/// References