audio device permissions (was Re: rvplayer works only as root
On Mon, 28 Sep 1998, Michael Stone wrote:
>Quoting Richard E. Hawkins Esq. (hawk@eyry.econ.iastate.edu):
>> the permissions on /dev/dsp may not be right. try
>[snip]
>> should be
>>
>> 0 crw-rw-rw- 1 root root 14, 3 Sep 18 19:11 /dev/dsp
>
>Umm, no, they should be 660 root.audio. On a single user system, it
>might not matter (much), but that doesn't mean 666 is anything but the
>sign of the beast.
>
just to give one example why world read-write on the audio devices is a
Bad Thing - suppose someone were to remotely access your machine over the
internet or even from another office and start reading your audio device?
well if you have a microphone hooked up they can eavesdrop onto everything
thats happening around your PC with you none the wiser.
be careful with permissions!
- dave
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