Am Mon, 22 Feb 2010 02:30:32 -0800 (PST) schrieb pbr <rei...@gmail.com>:
> bashbug called sendmail, a link to exim4 which silently ignored the > following (which is a bug in its own right) so I'll post this manually > instead. > > I found two one-liners which crash bash. > > Configuration Information [Automatically generated, do not change]: > Machine: x86_64 > OS: linux-gnu > Compiler: gcc > Compilation CFLAGS: -DPROGRAM='bash' -DCONF_HOSTTYPE='x86_64' - > DCONF_OSTYPE='linux-gnu' -DCONF_MACHTYPE='x86_64-pc-linux-gnu' - > DCONF_VENDOR='pc' -DLOCALEDIR='/usr/share/locale' -DPACKAGE='bash' - > DSHELL -DHAVE_CONFIG_H -I. -I../bash -I../bash/include -I../bash/ > lib -g -O2 -Wall > uname output: Linux Rackspace-PBR 2.6.31-19-generic #56-Ubuntu SMP Thu > Jan 28 02:39:34 UTC 2010 x86_64 GNU/Linux > Machine Type: x86_64-pc-linux-gnu > > Bash Version: 4.0 > Patch Level: 33 > Release Status: release > > Description: > > I was looking for the simplest way to clear the entire aliases > array and found a crash bug instead. > I Checked a few other cases and found a second case that > crashes bash as well. > > Bash dies with a segmentation fault anytime I type in either > "BASH_ALIASES=" or "BASH_CMDS=" > > Repeat-By: > > Type "B A S H _ A L I A S E S =" (without spaces) and then > enter, at the command line. > Or, "B A S H _ C M D S =" (without spaces) for a fun variant. > > Fix: > My fix is sending you guys this 'bashbug' crash report. Then > re-sending it so it really got to you all. > > Feel free to follow up if you have any questions. > -pbr I'm on. 4.1(1) and this does not happen here. So perhaps it's already fixed. Chris --
