CVE-2026-74294 ASoC: meson: aiu: Validate written enum values
The Linux kernel AIU audio driver fails to validate enum values before conversion, potentially leading to undefined behavior or memory issues.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2026-74294?
CVE-2026-74294 is a high-severity vulnerability in Linux, published on 15 Aug 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
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.
Which versions are affected by CVE-2026-74294?
How do I fix CVE-2026-74294?
Apply the vendor's patch.
Is CVE-2026-74294 being exploited?
There is no known exploitation of CVE-2026-74294 in the wild and no public exploit code.
Sources
Also known as BELL-CVE-2026-74294, DEBIAN-CVE-2026-74294, GHSA-wv7f-69g8-fhc5, UBUNTU-CVE-2026-74294.