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Re: [Bug-cpio] chmod vs fchmod
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From: |
Dmitry V. Levin |
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Subject: |
Re: [Bug-cpio] chmod vs fchmod |
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Date: |
Sun, 22 Oct 2006 02:44:04 +0400 |
On Sat, Oct 21, 2006 at 05:52:29PM -0400, Mike Frysinger wrote:
> redhat put together a patch for cpio-2.6 where it would run fchmod() on the
> output fd rather than closing the fd and doing chmod() on the filename ...
> the reason for this being the race condition between opening the file and
> chmod ...
This particular race is also known as CAN-2005-1111, but there are more
known races.
I submitted two patches almost a year ago
(https://savannah.gnu.org/patch/?4006 and https://savannah.gnu.org/patch/?4007)
with fixes...
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