CVE-2020-11931

Summary

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;

Affected Software

VendorProductVersion RangeStatus
Canonicalpulseaudio1:8.0 < 1:8.0-0ubuntu3.12affected
Canonicalpulseaudio1:11.1 < 1:11.1-1ubuntu7.7affected
Canonicalpulseaudio1:13.0 < 1:13.0-1ubuntu1.2affected
Canonicalpulseaudio1:13.99.1 < 1:13.99.1-1ubuntu3.2affected

Weaknesses

  • CWE-284: CWE-284 Improper Access Control

ADP Enrichment

CVE Program Container

Additional References

References