An Ubuntu-specific modification to Pulseaudio to provide security mediation for Snap-packaged applications was found to have a bypass of intended access restriction for snaps which plugs any of pulseaudio, audio-playback or audio-record via unloading the pulseaudio snap policy module. This issue affects: pulseaudio 1:8.0 versions prior to 1:8.0-0ubuntu3.12; 1:11.1 versions prior to 1:11.1-1ubuntu7.7; 1:13.0 versions prior to 1:13.0-1ubuntu1.2; 1:13.99.1 versions prior to 1:13.99.1-1ubuntu3.2;
References
Link | Resource |
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https://forum.snapcraft.io/t/audio-switcher-pulseaudio-interface-auto-connect-request/16648/3 | Third Party Advisory |
https://usn.ubuntu.com/4355-1/ | Third Party Advisory |
Configurations
Configuration 1 (hide)
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Configuration 2 (hide)
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Information
Published : 2020-05-14 21:15
Updated : 2020-05-19 07:26
NVD link : CVE-2020-11931
Mitre link : CVE-2020-11931
JSON object : View
CWE
CWE-668
Exposure of Resource to Wrong Sphere
Products Affected
canonical
- ubuntu_linux
pulseaudio
- pulseaudio