reopen 635131
thanks

On Sun, Dec 16, 2012 at 09:51:04PM +0000, Debian Bug Tracking System wrote:
>    [ Michael Biebl ]
>    * Use a separate tmpfs for /run/lock (size 5M) and /run/user (size 100M).
>      Those directories are user-writable which could lead to DoS by filling up
>      /run.  Closes: #635131

While this change addresses point (1) in my original report, I do
not believe point (2) has been addressed at all, and I still
assert that (3) is correct for Debian.

Additionally, the size limit of 100M is far to large, by about two
orders of magnitude.  This is a directory for storing service
sockets and pipes, not vast quantities of data.  One megabyte would
be sufficient for 100s of users; 5MiB would be adequate if
overprovisioning for safety is also accounted for.  Keeping it
small will also limit abuse of this for non-socket/pipe information.


Regards,
Roger

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