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Bug #22229 binding (-b) fastcgi produces a segfault
Submitted: 2003-02-14 20:41 UTC Modified: 2003-02-15 11:02 UTC
From: grigorig at web dot de Assigned:
Status: Closed Package: Other web server
PHP Version: 4CVS-2003-02-14 (stable) OS: FreeBSD 4.7-RELEASE-p1
Private report: No CVE-ID: None
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From: grigorig at web dot de
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 [2003-02-14 20:41 UTC] grigorig at web dot de 
CFLAGS=-g ./configure --enable-fastcgi
make

cd sapi/cgi

./php -b 1234
zsh: 35201 segmentation fault (core dumped)  ./php -b 1234

this shouldn't be.

gdb ./php
GNU gdb 4.18 (FreeBSD)
Copyright 1998 Free Software Foundation, Inc.
GDB is free software, covered by the GNU General Public License, and you are
welcome to change it and/or distribute copies of it under certain conditions.
Type "show copying" to see the conditions.
There is absolutely no warranty for GDB.  Type "show warranty" for details.
This GDB was configured as "i386-unknown-freebsd"...Deprecated bfd_read called at /usr/src/gnu/usr.bin/binutils/gdb/../../../../contrib/gdb/gdb/dbxread.c line 2627 in elfstab_build_psymtabs
Deprecated bfd_read called at /usr/src/gnu/usr.bin/binutils/gdb/../../../../contrib/gdb/gdb/dbxread.c line 933 in fill_symbuf

(gdb) run -b 1234
Starting program: /usr/home/greg/sources/apache/php4-STABLE-200302150030/sapi/cgi/./php -b 1234

Program received signal SIGSEGV, Segmentation fault.
0x2823f5b0 in strdup () from /usr/lib/libc.so.4
(gdb) bt
#0  0x2823f5b0 in strdup () from /usr/lib/libc.so.4
#1  0x8159f40 in main (argc=3, argv=0xbfbffb0c)
    at /usr/home/greg/sources/apache/php4-STABLE-200302150030/sapi/cgi/cgi_main.c:976
#2  0x8060c51 in _start ()
(gdb) 

line 976 says:
if (!fastcgi) bindpath= strdup(ap_php_optarg);

with my poor c knowledge I don't know what wrong.
But some lines above is a similar construct:
cgi_sapi_module.php_ini_path_override = strdup(ap_php_optarg);


HTH
greg

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 [2003-02-15 06:05 UTC] grigorig at web dot de 
same behaviour on debian testing / i386
 [2003-02-15 11:02 UTC] iliaa@php.net 
This bug has been fixed in CVS.

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