
CVE-2020-11931 – Ubuntu modifications to pulseaudio to provide snap security enforcement could be unloaded
https://notcve.org/view.php?id=CVE-2020-11931
12 May 2020 — 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; Una modificaci... • https://forum.snapcraft.io/t/audio-switcher-pulseaudio-interface-auto-connect-request/16648/3 • CWE-284: Improper Access Control CWE-668: Exposure of Resource to Wrong Sphere •

CVE-2008-0008
https://notcve.org/view.php?id=CVE-2008-0008
28 Jan 2008 — The pa_drop_root function in PulseAudio 0.9.8, and a certain 0.9.9 build, does not check return values from (1) setresuid, (2) setreuid, (3) setuid, and (4) seteuid calls when attempting to drop privileges, which might allow local users to gain privileges by causing those calls to fail via attacks such as resource exhaustion. La función pa_drop_root en PulseAudio versión 0.9.8, y una cierta build 0.9.9, no comprueba los valores de retorno de llamadas (1) setresuid, (2) setreuid, (3) setuid y (4) seteuid, cu... • http://bugs.gentoo.org/show_bug.cgi?id=207214 • CWE-20: Improper Input Validation •