Firefox uses 100% CPU and becomes nonresponsive with 2 tabs open that visit

Bug #348625 reported by Archis on 2009-03-25
Affects Status Importance Assigned to Milestone
firefox-3.0 (Ubuntu)
flashplugin-nonfree (Ubuntu)

Bug Description

Binary package hint: firefox-3.0

Repro steps:
1. Go to
2. Visit some articles and open 4-5 tabs
3. FF will start using 100% CPU

I don't know whether it's the script engine or not, but the browser becoming nonresponsive is just plain annoying.

ProblemType: Bug
Architecture: i386
DistroRelease: Ubuntu 8.10
Package: firefox-3.0 3.0.7+nobinonly-0ubuntu0.8.10.1
SourcePackage: firefox-3.0
Uname: Linux 2.6.27-11-generic i686

Archis (archisgore) wrote :
Changed in firefox-3.0 (Ubuntu):
status: New → Invalid
Rilium (rilium) wrote :

This bug is also affects me. For this site too, but not only for this.
For me, it mostly happen's when playing ANY video with adobe flash plugin, but also with many other diffrent types flash content.

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