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Date: Tue, 25 May 2010 14:01:17 -0400 (EDT)
From: Josh Bressers <>
Subject: Re: kernel: btrfs: check for read permission on src
 file in the clone ioctl

Please use CVE-2010-1636



----- "Eugene Teo" <> wrote:

> The existing [btrfs] code would have allowed you to clone a file that
> was only open for writing. Not an expected behaviour.
> Upstream commit:
> Reference:
> I'm not requesting a CVE name for this as it did not affect any of Red
> Hats' supported Linux kernels.
> Thanks, Eugene
> -- 
> main(i) { putchar(182623909 >> (i-1) * 5&31|!!(i<7)<<6) && main(++i);
> }

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