This solved it for me: http://monespaceperso.org/blog-en/2010/05/02/upgrade-alsa-1-0-23-on- ubuntu-lucid-lynx-10-04/
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/609556 Title: ALSA re-verb (severe buzzing/audio distortion.) EG: When playing Pidgin alerts/YouTube -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs