realplay.bin may be causing 100% Xorg CPU load

Bug #519684 reported by Lachlan Andrew
8
This bug affects 1 person
Affects Status Importance Assigned to Milestone
realplayer (Ubuntu)
New
Undecided
Unassigned

Bug Description

Binary package hint: realplayer

After an upgrade to ubuntu 9.10 (Karmic), my Xorg occasionally starts taking 100% CPU. This stops when I kill realplay.bin (from package realplay 11.0.1.1056).

If I am listening to realplay, then the sound is unaffected; I'm not sure what it would do on a single-core machine. The problem has also happened when I was not playing anything on realplay.bin.

The bug is not repeatable, but killing realplay.bin is a repeatable way of reducing the Xorg CPU load.

My Xserver has been running for 14 days (about 9 hours a day, hibernated each day).
xserver-xorg-core version 2:1.6.4-2ubuntu4.1
xorg meta-package version 1:7.4+3ubuntu10.

% uname -a
Linux (hostname) 2.6.31-17-generic #54-Ubuntu SMP Thu Dec 10 16:20:31 UTC 2009 i686 GNU/Linux

I've ticked the box "This bug is a security vulnerability", solely because this could be a DoS vector.

visibility: private → public
Revision history for this message
Marc Deslauriers (mdeslaur) wrote :

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 privilege boundaries nor directly cause loss of data/privacy. Please feel free to report any other bugs you may find.

security vulnerability: yes → no
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