There is also a race condition in handling of screenshots when recording. There is a blocking call in the service that might lead to a high-cpu load. This can be mitigated by lowering the sampling rate. Last but not least there is a vulnerability in the handling of external input devices. It is possible to open those devices from other applications with no restrictions.

Is your device vulnerable?

The following device may be affected by CVE-2022-38669:


Yes, the device is vulnerable.

What is Apache Fluo?

Apache Fluo is a project that aims to provide a set of libraries for developing web applications. It provides Java-based utilities such as Fluent HttpClient, Fluent BitSet, and Fluent TinyURL.
Fluo is licensed under the Apache 2.0 license and it can be downloaded from

How to Record Screenshots in Linux?

To record screenshots in Linux, you can use the following commands:
$ gnome-screenshot -i
This will take a screenshot of your current desktop and save it to the file /tmp/gnome-screenshot.png. To initiate recording from an external device (such as a webcam), you would need to open up a terminal and type in the following:
$ gnome-screenshot -r
This will start recording images from the selected external input device and save them to the file /tmp/gnome-screenshot.png.


Published on: 10/14/2022 19:15:00 UTC
Last modified on: 10/18/2022 19:29:00 UTC