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

Bash-Release: 3.1
Patch-ID: bash31-019

Bug-Reported-by:        Tavis Ormandy <[email protected]>
Bug-Reference-ID:
Bug-Reference-URL:      http://twitter.com/taviso/statuses/514887394294652929

Bug-Description:

Under certain circumstances, bash can incorrectly save a lookahead character and
return it on a subsequent call, even when reading a new line.

Patch:

*** ../bash-3.1.18/parse.y      2006-04-12 08:40:35.000000000 -0400
--- parse.y     2014-09-25 16:40:46.000000000 -0400
***************
*** 2501,2504 ****
--- 2501,2506 ----
   word_desc_to_read = (WORD_DESC *)NULL;

+   eol_ungetc_lookahead = 0;
+
   last_read_token = '\n';
   token_to_read = '\n';
*** ../bash-3.1/patchlevel.h    Wed Jul 20 13:58:20 2005
--- patchlevel.h        Wed Dec  7 13:48:42 2005
***************
*** 26,30 ****
    looks for to find the patch level (for the sccs version string). */

! #define PATCHLEVEL 18

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

! #define PATCHLEVEL 19

 #endif /* _PATCHLEVEL_H_ */