[PD] buffer overflow with pd-hid

[Hans-Christoph Steiner]

Which device are you opening?  What are the perms on that device?  I  
don't know if this is related to the problems people were having with  
recent Debian/Ubuntu versions, where the system locked access to the  
devices.

.hc

On Jan 14, 2010, at 1:36 PM, Willy wrote:

> I have this message when i open and start a device. In root and user.
>
> *** buffer overflow detected ***: pd terminated
> ======= Backtrace: =========
> /lib/libc.so.6(__fortify_fail+0x4e)[0xb760289e]
> /lib/libc.so.6(+0xe57da)[0xb76007da]
> /lib/libc.so.6(__strcpy_chk+0x44)[0xb75ffac4]
> /usr/lib/pd/extra/hid/hid.pd_linux(hid_get_events+0x60)[0xb77be380]
> [0xb75a6]
> ======= Memory map: ========
> 08048000-0815e000 r-xp 00000000 08:05 1281956    /usr/bin/pd
> 0815e000-0815f000 r--p 00115000 08:05 1281956    /usr/bin/pd
> 0815f000-08161000 rw-p 00116000 08:05 1281956    /usr/bin/pd
> 08161000-082af000 rw-p 00000000 00:00 0          [heap]
> b739e000-b739f000 ---p 00000000 00:00 0
> b739f000-b7421000 rw-p 00000000 00:00 0
> b7421000-b742d000 r-xp 00000000 08:05 222982     /usr/lib/gcc/i686- 
> pc-linux-gnu/4.3.4/libgcc_s.so.1
> b742d000-b742e000 r--p 0000b000 08:05 222982     /usr/lib/gcc/i686- 
> pc-linux-gnu/4.3.4/libgcc_s.so.1
> b742e000-b742f000 rw-p 0000c000 08:05 222982     /usr/lib/gcc/i686- 
> pc-linux-gnu/4.3.4/libgcc_s.so.1
> b742f000-b7510000 r-xp 00000000 08:05 222980     /usr/lib/gcc/i686- 
> pc-linux-gnu/4.3.4/libstdc++.so.6.0.10
> b7510000-b7514000 r--p 000e0000 08:05 222980     /usr/lib/gcc/i686- 
> pc-linux-gnu/4.3.4/libstdc++.so.6.0.10
> b7514000-b7515000 rw-p 000e4000 08:05 222980     /usr/lib/gcc/i686- 
> pc-linux-gnu/4.3.4/libstdc++.so.6.0.10
> b7515000-b751b000 rw-p 00000000 00:00 0
> b751b000-b765e000 r-xp 00000000 08:02 79785      /lib/libc-2.11.so
> b765e000-b7660000 r--p 00143000 08:02 79785      /lib/libc-2.11.so
> b7660000-b7661000 rw-p 00145000 08:02 79785      /lib/libc-2.11.so
> b7661000-b7664000 rw-p 00000000 00:00 0
> b7664000-b7679000 r-xp 00000000 08:02 79821      /lib/ 
> libpthread-2.11.so
> b7679000-b767a000 r--p 00014000 08:02 79821      /lib/ 
> libpthread-2.11.so
> b767a000-b767b000 rw-p 00015000 08:02 79821      /lib/ 
> libpthread-2.11.so
> b767b000-b767e000 rw-p 00000000 00:00 0
> b767e000-b76a1000 r-xp 00000000 08:02 79848      /lib/libm-2.11.so
> b76a1000-b76a2000 r--p 00022000 08:02 79848      /lib/libm-2.11.so
> b76a2000-b76a3000 rw-p 00023000 08:02 79848      /lib/libm-2.11.so
> b76a3000-b76a5000 r-xp 00000000 08:02 79772      /lib/libdl-2.11.so
> b76a5000-b76a6000 r--p 00001000 08:02 79772      /lib/libdl-2.11.so
> b76a6000-b76a7000 rw-p 00002000 08:02 79772      /lib/libdl-2.11.so
> b76a7000-b76e5000 r-xp 00000000 08:05 2594037    /usr/lib/libjack.so. 
> 0.1.0
> b76e5000-b76e6000 r--p 0003e000 08:05 2594037    /usr/lib/libjack.so. 
> 0.1.0
> b76e6000-b76e7000 rw-p 0003f000 08:05 2594037    /usr/lib/libjack.so. 
> 0.1.0
> b76e7000-b76ee000 r-xp 00000000 08:02 79846      /lib/librt-2.11.so
> b76ee000-b76ef000 r--p 00006000 08:02 79846      /lib/librt-2.11.so
> b76ef000-b76f0000 rw-p 00007000 08:02 79846      /lib/librt-2.11.so
> b76f0000-b77a6000 r-xp 00000000 08:05 196365     /usr/lib/ 
> libasound.so.2.0.0
> b77a6000-b77a9000 r--p 000b6000 08:05 196365     /usr/lib/ 
> libasound.so.2.0.0
> b77a9000-b77aa000 rw-p 000b9000 08:05 196365     /usr/lib/ 
> libasound.so.2.0.0
> b77b7000-b77c2000 r-xp 00000000 08:05 2449497    /usr/lib/pd/extra/ 
> hid/hid.pd_linux
> b77c2000-b77c3000 r--p 0000a000 08:05 2449497    /usr/lib/pd/extra/ 
> hid/hid.pd_linux
> b77c3000-b77c5000 rw-p 0000b000 08:05 2449497    /usr/lib/pd/extra/ 
> hid/hid.pd_linux
> b77c5000-b77c6000 rw-p 00000000 00:00 0
> b77c6000-b77e3000 r-xp 00000000 08:02 79835      /lib/ld-2.11.so
> b77e3000-b77e4000 r--p 0001c000 08:02 79835      /lib/ld-2.11.so
> b77e4000-b77e5000 rw-p 0001d000 08:02 79835      /lib/ld-2.11.so
> bf8c8000-bf8dd000 rw-p 00000000 00:00 0          [stack]
> ffffe000-fffff000 r-xp 00000000 00:00 0          [vdso]
> Pd: signal 6
> pd_gui: pd process exited
>
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'You people have such restrictive dress for women,’ she said, hobbling  
away in three inch heels and panty hose to finish out another pink- 
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