On Fri, Aug 12, 2005 at 04:30:32PM -0400, Roberto C. Sanchez wrote: > On Fri, Aug 12, 2005 at 10:22:24PM +0200, Pierre Habouzit wrote: > > Le Ven 12 Aot 2005 22:18, Roberto C. Sanchez a écrit : > > > > to wich /dev/??? entry does the program speaks to ? if it's video (e.g.) > > then the normal user of a box is supposed to be in the video group, and > > setuid is not required. > > Here is what Nicolas (the upsrteam author) said: > > You should note that there is a suid app installed (ddcpci), this is > required because ddccontrol needs to read/write directly to the PCI > memory, because there is no I2C support for Intel IGPs in the kernel > and nVidia I2C support conflicts with the 3D-accelerated proprietary > drivers. > Every suid app could be a security problem (the code is very simple so I > don't think so, but we never know .-)). > > It speaks to /dev/i2c-* when possible and then PCI memory in the case of > Intel video, as Nicolas described. Definitely ask then, and include this piece of information in the question. Only people with the relevent hardware would ever want it suid, the rest don't. -- .''`. ** Debian GNU/Linux ** | Andrew Suffield : :' : http://www.debian.org/ | `. `' | `- -><- |
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