[tex-live] Recommended way to call tlmgr when TeX Live installed with root permissions

Norbert Preining preining at logic.at
Sat Aug 30 05:59:18 CEST 2014


On Fri, 29 Aug 2014, Scott Kostyshak wrote:
> Suppose that TeX Live is installed to /opt/texbin and requires root
> permissions to call tlmgr to update the installation. What are the
> recommended ways to call tlmgr? I see two approaches:
> 1. call it directly: sudo /opt/texbin/tlmgr (or create an alias)
> 2. add /opt/texbin to root's PATH.
> (2) seems to be the most convenient option but I imagine it's not a
> good idea from a security perspective. If this is true, could someone
> outline a case where this would lead to a security vulnerability?

Both are fine. Why should adding /opt/texbin increase the
security vulnerability?

If someone is already root, he can call /opt/texbin/whatever
without having it in the path.


PREINING, Norbert                               http://www.preining.info
JAIST, Japan                                 TeX Live & Debian Developer
GPG: 0x860CDC13   fp: F7D8 A928 26E3 16A1 9FA0  ACF0 6CAC A448 860C DC13

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