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Re: CVE request: perf: may parse user-controlled config file
From: dann frazier <dannf () dannf org>
Date: Thu, 11 Aug 2011 00:48:11 -0600

On Tue, Aug 09, 2011 at 09:18:07AM -0400, Steve Grubb wrote:
On Sunday, August 07, 2011 01:34:38 PM dann frazier wrote:
This was reported by Christian Ohm at:
  http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=632923

The perf command, provided as part of the Linux kernel source, looks
for and honors configuration settings in ./config. A local user could
obtain elevated privileges by convincing a superuser to run the perf
command from a directory the user controls.

And in recent kernels has an executable stack:
https://bugzilla.redhat.com/show_bug.cgi?id=704296

fyi, that bug appears to be locked


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