CVE-2026-80526 ASoC: tas2562: Validate values for volume writes
A missing validation in the tas2562 audio driver allows userspace to trigger an array overflow, potentially leading to code execution or privilege escalation.
- 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-2026-80526?
CVE-2026-80526 is a high-severity vulnerability in Linux, published on 26 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: tas2562: Validate values for volume writes
tas2562_volume_control_put() does not do any validation of the control value written by userspace, it uses it to look up a value in a fixed size array which can easily be overflowed and then writes whatever value it gets back to the device. Add validation that we are loading a value we have in the array.
Which versions are affected by CVE-2026-80526?
How do I fix CVE-2026-80526?
Apply the vendor's patch.
Is CVE-2026-80526 being exploited?
There is no known exploitation of CVE-2026-80526 in the wild and no public exploit code.
Sources
Also known as AZL-97793, BELL-CVE-2026-80526, DEBIAN-CVE-2026-80526, GHSA-rvpx-ghpc-j5cf, UBUNTU-CVE-2026-80526.