exec after seteuid

Pierre A. Humblet Pierre.Humblet@ieee.org
Mon Jun 9 15:27:00 GMT 2003


Corinna Vinschen wrote:
> 
> On Mon, Jun 09, 2003 at 04:51:19PM +0200, Corinna Vinschen wrote:
> > Oh boy :-(  So I have to upload another version of login which drops the
> > call to setegid() entirely.  Switching back to uid 18 the just reverts
> > to self and the last call to setgid/setuid uses the logon token.
> 
> Or better, call setegid() twice.  

Make that "three times", or 2 x setegid() + 1 x setgid()
That looks more Unix-like, but as you said it's mostly fake.

That's what the login.c I sent yesterday was doing, btw.

Pierre



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