*** This bug is a duplicate of bug 1896539 ***
https://bugs.launchpad.net/bugs/1896539
** This bug has been marked a duplicate of bug 1896539
[X555UB, Realtek ALC256, Speaker, Internal] Playback problem
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Thanks for taking the time to report this bug and helping to make Ubuntu
better. We appreciate the difficulties you are facing, but this appears
to be a "regular" (non-security) bug. I have unmarked it as a security
issue since this bug does not show evidence of allowing attackers to
cross