On Tue, 2015-04-28 at 14:05 -0600, Greg KH wrote:
> On Tue, Apr 28, 2015 at 01:55:10PM -0600, Chas Williams III wrote:
> > Hello, this is a backport of 8b01fc86b9 for 3.14.y. Please
> > apply as this addresses CVE-2015-3339.
> >
> > Thanks!
> >
> > From: Jann Horn <jann@xxxxxxxxx>
> > Date: Sun, 19 Apr 2015 02:48:39 +0200
> > Subject: [PATCH] fs: take i_mutex during prepare_binprm for set[ug]id
> > executables
> >
> > This prevents a race between chown() and execve(), where chowning a
> > setuid-user binary to root would momentarily make the binary setuid
> > root.
> >
> > This patch was mostly written by Linus Torvalds.
> >
> > Signed-off-by: Jann Horn <jann@xxxxxxxxx>
> > Signed-off-by: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
> > [ciwillia@xxxxxxxxxxx: backport to 3.14: context]
> > ---
>
> You aren't going to sign off on your changes? Why not?
>
I could sign-off if you like, but I didn't really make substantial
changes. If that is what you like, I can do that.
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