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Denial of Service in bash-2.05b ?


From: Croulder Crldr
Subject: Denial of Service in bash-2.05b ?
Date: Fri, 23 May 2003 00:53:36 +0100

Configuration Information:
Machine: i386
OS: linux-gnu
Compiler: cc
Compilation CFLAGS:  -DPROGRAM='bash' -DCONF_HOSTTYPE='i386' 
-DCONF_OSTYPE='linux-gnu'
-DCONF_MACHTYPE='i386-pc-linux-gnu' -DCONF_VENDOR='pc' -DSHELL -DHAVE_CONFIG_H  
-I.
-I/build/packages/bash/bash-2.05b -I/build/packages/bash/bash-2.05b/include
-I/build/packages/bash/bash-2.05b/lib  -g -O2
uname output: Linux debian 2.4.20 #7 Wed Jan 22 14:54:49 CET 2003 i686 GNU/Linux
Machine Type: i386-pc-linux-gnu

Bash Version: 2.05b
Patch Level: 0
Release Status: release

Description:
        Bash die when i write -> From: croulder
To: bug-bash@gnu.org,bash@packages.debian.org
Subject: [50 character or so descriptive subject here (for reference)]

Configuration Information [Automatically generated, do not change]:
Machine: i386
OS: linux-gnu
Compiler: cc
Compilation CFLAGS:  -DPROGRAM='bash' -DCONF_HOSTTYPE='i386' 
-DCONF_OSTYPE='linux-gnu'
-DCONF_MACHTYPE='i386-pc-linux-gnu' -DCONF_VENDOR='pc' -DSHELL -DHAVE_CONFIG_H  
-I.
-I/build/packages/bash/bash-2.05b -I/build/packages/bash/bash-2.05b/include
-I/build/packages/bash/bash-2.05b/lib  -g -O2
uname output: Linux debian 2.4.20 #7 Wed Jan 22 14:54:49 CET 2003 i686 GNU/Linux
Machine Type: i386-pc-linux-gnu

Bash Version: 2.05b
Patch Level: 0
Release Status: release

Description:
From: croulder
To: bug-bash@gnu.org,bash@packages.debian.org
Subject: [50 character or so descriptive subject here (for reference)]

Configuration Information [Automatically generated, do not change]:
Machine: i386
OS: linux-gnu
Compiler: cc
Compilation CFLAGS:  -DPROGRAM='bash' -DCONF_HOSTTYPE='i386' 
-DCONF_OSTYPE='linux-gnu'
-DCONF_MACHTYPE='i386-pc-linux-gnu' -DCONF_VENDOR='pc' -DSHELL -DHAVE_CONFIG_H  
-I.
-I/build/packages/bash/bash-2.05b -I/build/packages/bash/bash-2.05b/include
-I/build/packages/bash/bash-2.05b/lib  -g -O2
uname output: Linux debian 2.4.20 #7 Wed Jan 22 14:54:49 CET 2003 i686 GNU/Linux
Machine Type: i386-pc-linux-gnu

Bash Version: 2.05b
Patch Level: 0
Release Status: release

Description:
   In my tty bash die when i write -> # `perl -e 'print "A"x100000000'`
   if i do the same with a ssh conection to other machine with debian sid and 
same configuration i lost the
conection.


Repeat-By:
# `perl -e 'print "A"x100000000'`
-bash: xmalloc: /build/packages/bash/bash-2.05b/make_cmd.c:89: cannot allocate 
100000001 bytes (0 bytes
allocated)
Debian GNU/Linux testing/unstable debian tty1


$ `perl -e 'print "A"x100000000'`
-bash: xmalloc: /build/packages/bash/bash-2.05b/make_cmd.c:89: cannot allocate 
100000001 bytes (0 bytes
allocated)
Connection to XXXXX closed.

Denial of Service? Stupid Two Machines?
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