Bash-4.2 Official Patch 38

[Chet Ramey]

BASH PATCH REPORT
=================

Bash-Release: 4.2
Patch-ID: bash42-038

Bug-Reported-by: arma...@gmail.com
Bug-Reference-ID: <201208221128...@windmill.latviatours.lv>
Bug-Reference-URL: http://lists.gnu.org/archive/html/bug-bash/2012-08/msg00049.html

Bug-Description:

If a backslash-newline (which is removed) with no other input is given as
input to `read', the shell tries to dereference a null pointer and seg faults.

Patch (apply with `patch -p0'):

*** ../bash-4.2-patched/builtins/read.def 2012-03-11 17:52:44.000000000 -0400
--- builtins/read.def 2012-08-22 11:53:09.000000000 -0400
***************
*** 792,796 ****
#endif

! if (saw_escape)
{
t = dequote_string (input_string);
--- 847,851 ----
#endif

! if (saw_escape && input_string && *input_string)
{
t = dequote_string (input_string);
*** ../bash-4.2-patched/patchlevel.h Sat Jun 12 20:14:48 2010
--- patchlevel.h Thu Feb 24 21:41:34 2011
***************
*** 26,30 ****
looks for to find the patch level (for the sccs version string). */

! #define PATCHLEVEL 37

#endif /* _PATCHLEVEL_H_ */
--- 26,30 ----
looks for to find the patch level (for the sccs version string). */

! #define PATCHLEVEL 38

#endif /* _PATCHLEVEL_H_ */

--
``The lyf so short, the craft so long to lerne.'' - Chaucer
``Ars longa, vita brevis'' - Hippocrates
Chet Ramey, ITS, CWRU ch...@case.edu http://cnswww.cns.cwru.edu/~chet/