[MPlayer-users] vidix without being root or suid bit?

Diego Zuccato diego at otello.alma.unibo.it
Wed Sep 18 18:39:02 CEST 2002


Alessandro Selli wrote:
>   Would you think yourself secure just because you set an executable's exec
> flag off, please consider this:
[...]
I didn't know that trick, but :

[ndk at amleto DIVX_ITA]$ /lib/ld-linux.so.2 ~/bin/mplayer
Killing_me_softly.avi 


MPlayer CVS-020916-13:21-3.0.3 (C) 2000-2002 Arpad Gereoffy (see DOCS!)

CPU: Intel Celeron 2/Pentium III Coppermine,Geyserville (Family: 6,
Stepping: 6)
CPUflags:  MMX: 1 MMX2: 1 3DNow: 0 3DNow2: 0 SSE: 1 SSE2: 0
Compiled for x86 CPU with extensions: MMX MMX2 SSE

Reading /home/ndk/.mplayer/codecs.conf: 38 audio & 106 video codecs
Font /home/ndk/.mplayer/font/font.desc loaded successfully! (206 chars)
Linux RTC init error in ioctl (rtc_pie_on): Permission denied
Using usleep() timing
Input config file /home/ndk/.mplayer/input.conf parsed : 50 binds

Playing Killing_me_softly.avi
Detected AVI file format!
VIDEO:  [DX50]  640x368  24bpp  25.00 fps  1550.8 kbps (189.3 kbyte/s)
==========================================================================
Detected audio codec: [mp3] afm:mp3lib (mp3lib MPEG layer-2, layer-3)
Opening audio decoder: [mp3lib] MPEG layer-2, layer-3
AUDIO: 48000 Hz, 2 ch, sfmt: 0x10 (2 bps), ratio: 16000->192000 (128.0
kbit)
[mach64] Error occured during pci scan: Operation not permitted
vosub_vidix: Couldn't find working VIDIX driver
Error opening/initializing the selected video_out (-vo) device!


Exiting... (End of file)

So it prevents even "authorized" execution :-)

BYtE,
 Diego.




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