Date: Fri, 1 Apr 2011 14:37:24 +0200 From: Ludwig Nussel <ludwig.nussel@...e.de> To: oss-security@...ts.openwall.com Subject: Re: Suid mount helpers fail to anticipate RLIMIT_FSIZE Patrick J. Volkerding wrote: > On 03/31/2011 08:43 AM, Dan Rosenberg wrote: > > I'd also > > like to see distributions migrating away from /etc/mtab in general, > > since /proc/mounts seems like a much better replacement. > > I imagine that mount's -f (fake mount by editing mtab) and -n (mount > without editing mtab) options are not going to work if /etc/mtab becomes > a symbolic link to /proc/mounts, so that's liable to break a few things. > In the long run it does seem like a good plan, but there might be a > few bumps in the road. I wonder what the rationale was for faking mtab > mounts in the first place? Our system boot scripts used -n as long as / was mounted read only and -f to update mtab once / was remounted rw. Since openSUSE 11.4 /etc/mtab is a symlink to /proc/self/mounts which works fine so far AFAIK. cu Ludwig -- (o_ Ludwig Nussel //\ V_/_ http://www.suse.de/ SUSE LINUX Products GmbH, GF: Markus Rex, HRB 16746 (AG Nuernberg)
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