Honestly, I expected this to be somewhat gracefully handled;
The backtrace is;
It doesn't appear to be anything more then a potential dos condition to me, but I could be wrong.
1 | justanotherhacker:~$ cat crash.php<br> |
2 | <?php<br> |
3 | include('crash.php');<br> |
4 | ?><br> |
5 | justanotherhacker:~$ php crash.php<br> |
6 | Segmentation fault |
The backtrace is;
01 | justanotherhacker:~$ gdb php<br> |
02 | GNU gdb 6.8-debian<br> |
03 | Copyright (C) 2008 Free Software Foundation, Inc.<br> |
04 | License GPLv3+: GNU GPL version 3 or later http://gnu.org/licenses/gpl.html<br> |
05 | This is free software: you are free to change and redistribute it.<br> |
06 | There is NO WARRANTY, to the extent permitted by law. Type "show copying"<br> |
07 | and "show warranty" for details.<br> |
08 | This GDB was configured as "i486-linux-gnu"...<br> |
09 | (no debugging symbols found)<br> |
10 | (gdb) run crash.php<br> |
11 | Starting program: /usr/bin/php crash.php<br> |
12 | (no debugging symbols found)<br> |
13 | <snip><br> |
14 | (no debugging symbols found)<br> |
15 | [Thread debugging using libthread_db enabled]<br> |
16 | (no debugging symbols found)<br> |
17 | (no debugging symbols found)<br> |
18 | [New Thread 0xb780e6d0 (LWP 9508)]<br> |
19 | (no debugging symbols found)<br> |
20 | (no debugging symbols found)<br> |
21 | <br> |
22 | Program received signal SIGSEGV, Segmentation fault.<br> |
23 | [Switching to Thread 0xb780e6d0 (LWP 9508)]<br> |
24 | 0x082874fb in virtual_file_ex ()<br> |
25 | (gdb) bt<br> |
26 | #0 0x082874fb in virtual_file_ex ()<br> |
27 | #1 0x0828fcff in expand_filepath ()<br> |
28 | #2 0x082a686b in _php_stream_fopen ()<br> |
29 | #3 0x082a6e63 in _php_stream_fopen_with_path ()<br> |
30 | #4 0x082a6f83 in ?? ()<br> |
31 | #5 0x09a007ec in ?? ()<br> |
32 | #6 0x08357b15 in ?? ()<br> |
33 | #7 0x08502620 in ?? ()<br> |
34 | #8 0xbf09135c in ?? ()<br> |
35 | #9 0x00000085 in ?? ()<br> |
36 | #10 0x00000001 in ?? ()<br> |
37 | #11 0x00000000 in ?? ()<br> |
It doesn't appear to be anything more then a potential dos condition to me, but I could be wrong.
