bash segv's when exec'd with no argv passed. (fwd)

[zen-parse]

Configuration Information [Automatically generated, do not change]:
Machine: i386
OS: linux-gnu
Compiler: gcc
Compilation CFLAGS:  -DPROGRAM='bash' -DCONF_HOSTTYPE='i386' 
-DCONF_OSTYPE='linux-gnu' -DCONF_MACHTYPE='i386-redhat-linux-gnu' 
-DCONF_VENDOR='redhat' -DSHELL -DHAVE_CONFIG_H  -D_GNU_SOURCE 
-D_FILE_OFFSET_BITS=64  -I.  -I. -I./include -I./lib -I/usr/include -O2 
-march=i386 -mcpu=i686
uname output: Linux clarity 2.2.19-7.0.16 #1 Wed Mar 13 13:40:08 EST 2002 i686 
unknown
Machine Type: i386-redhat-linux-gnu

Bash Version: 2.04
Patch Level: 11
Release Status: release

Description:
        bash segv's when it is exec'd with no argv.

Repeat-By:
        execve("/bin/bash",0,0);
or
        execve("/bin/sh",0,0);

Fix:
        check if(argv[0]) before checking what name it was called with.