CVE-2022-4964 Security feature bypass in Ubuntu pipewire-pulse
Attackers can access the microphone via pipewire-pulse snap even when audio recording permissions are disabled, bypassing security controls.
- 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-2022-4964?
CVE-2022-4964 is a medium-severity vulnerability in Canonical Ltd. Ubuntu pipewire-pulse, published on 24 Jan 2024. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Ubuntu's pipewire-pulse in snap grants microphone access even when the snap interface for audio-record is not set.
Weakness: CWE-276
Which versions are affected by CVE-2022-4964?
It affects 1 product.
Products include Canonical Ubuntu Pipewire-Pulse.
How do I fix CVE-2022-4964?
Apply the vendor's patch.
Is CVE-2022-4964 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2022-4964 exists.
Sources
Also known as DEBIAN-CVE-2022-4964, GHSA-p626-3xpc-x4f6, UBUNTU-CVE-2022-4964.