On Wed, 17 Jun 2020 19:07:02 +0100
Ken Moffat <zarniwh...@ntlworld.com> wrote:

> On Wed, Jun 17, 2020 at 01:51:49PM -0400, Scott Andrews wrote:
> > On Wed, 17 Jun 2020 18:45:44 +0100
> > Ken Moffat <zarniwh...@ntlworld.com> wrote:
> >   
> > > On Wed, Jun 17, 2020 at 12:19:25PM -0400, Scott Andrews wrote:  
> > > > On Wed, 17 Jun 2020 15:19:14 +0100
> > > > Ken Moffat <zarniwh...@ntlworld.com> wrote:
> > > >     
> > 
> > Check the perms on the su files, owned by root and setuid
> >   
> 
> Thanks - that seems to be it.
> 
> On my 9.1 system:
> 
> ken@llamedos ~ $ls -l /bin/su /etc/login.*
> -rwsr-xr-x 1 root root 74360 Mar  5 22:10 /bin/su
> -rw-r--r-- 1 root root  2006 Mar  5 22:10 /etc/login.access
> -rw-r--r-- 1 root root 11993 Mar  5 22:10 /etc/login.defs
> 
> but on tne new build:
> 
> -rwxr-xr-x 1 root root 61960 Jun 17 02:01 /bin/su
> -rw-r--r-- 1 root root  2006 Jun 16 23:34 /etc/login.access
> -rw-r--r-- 1 root root 11993 Jun 16 23:34 /etc/login.defs
> 
> Note that on the new build the program was updated about 2 and a
> half hours after the other files - that was when I ran 'Stripping
> Again'.
> 
> Trying 'chmod 4755 /bin/su corrects those perms and now lets me su.
> 
> I'll have a look to see if any other programs have lost +s.
> 
> ĸen

I have run into that issue before and so far it has always been perms
or not owned by root.
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