Linux Kernel ASoC snd_soc_enum_item_to_val input validation

Summaryinfo

A vulnerability has been found in Linux Kernel and classified as very critical. The affected element is the function snd_soc_enum_item_to_val of the component ASoC. This manipulation causes input validation. This vulnerability appears as CVE-2026-74294. The attack may be initiated remotely. There is no available exploit.

Detailsinfo

A vulnerability has been found in Linux Kernel (the affected version unknown) and classified as very critical. Affected by this vulnerability is the function snd_soc_enum_item_to_val of the component ASoC. The manipulation with an unknown input leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

In the Linux kernel, the following vulnerability has been resolved: ASoC: meson: aiu: Validate written enum values The AIU HDMI and internal codec mux put callbacks use the written enum value with snd_soc_enum_item_to_val() before checking whether the value is valid for the enumeration. Reject out-of-range values before converting the enum item, matching the validation already done by the G12A HDMI and internal codec mux controls.

The advisory is shared at git.kernel.org. This vulnerability is known as CVE-2026-74294 since 08/15/2026. The exploitation appears to be easy. The attack can be launched remotely. It demands that the victim is doing some kind of user interaction. Technical details are known, but no exploit is available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 08/15/2026).

Applying the patch 0965892cc486ca554d72eeb62d85ccf8d0137a5a/d65adf85477247be04ac86886f8edfaa047b5d4a is able to eliminate this problem.

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

• Operating System

Vendor

• Linux

Name

• Kernel

License

• open-source

Website

• Vendor: https://www.kernel.org/

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CPE 2.2info

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Entryinfo

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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