GSD-2021-1002521 iio: adc: stm32: fix a current leak by resetting pcsel before disabling vdda
A current leak in the STM32 ADC driver can cause excessive power consumption, impacting battery life and thermal performance on embedded devices.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2021-1002521?
GSD-2021-1002521 is a vulnerability in Kernel, published on 19 Dec 2021. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
iio: adc: stm32: fix a current leak by resetting pcsel before disabling vdda
This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.10.85 by commit af7fbb8c0b5438494ef5f6474011aebbb42ee00c, it was introduced in version v4.13 by commit 95e339b6e85d03438d1d9236ccaff4ecd895f3ab. For more details please see the references link.
Which versions are affected by GSD-2021-1002521?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2021-1002521?
No fix has been published for GSD-2021-1002521 yet. Limit exposure of the affected software until one is available.
Is GSD-2021-1002521 being exploited?
There is no known exploitation of GSD-2021-1002521 in the wild and no public exploit code.