1 			     BASH PATCH REPORT

     2 			     =================

     3 

     4 Bash-Release:	4.2

     5 Patch-ID:	bash42-049

     6 

     7 Bug-Reported-by:	Tavis Ormandy <[email protected]>

     8 Bug-Reference-ID:

     9 Bug-Reference-URL:	http://twitter.com/taviso/statuses/514887394294652929

    10 

    11 Bug-Description:

    12 

    13 Under certain circumstances, bash can incorrectly save a lookahead character and

    14 return it on a subsequent call, even when reading a new line.

    15 

    16 Patch (apply with `patch -p0'):

    17 

    18 *** ../bash-4.2.48/parse.y	2012-12-31 11:52:57.000000000 -0500

    19 --- parse.y	2014-09-25 16:12:19.000000000 -0400

    20 ***************

    21 *** 2851,2854 ****

    22 --- 2851,2856 ----

    23     word_desc_to_read = (WORD_DESC *)NULL;

    24   

    25 +   eol_ungetc_lookahead = 0;

    26 + 

    27     current_token = '\n';		/* XXX */

    28     last_read_token = '\n';

    29 *** ../bash-4.2-patched/patchlevel.h	Sat Jun 12 20:14:48 2010

    30 --- patchlevel.h	Thu Feb 24 21:41:34 2011

    31 ***************

    32 *** 26,30 ****

    33      looks for to find the patch level (for the sccs version string). */

    34   

    35 ! #define PATCHLEVEL 48

    36   

    37   #endif /* _PATCHLEVEL_H_ */

    38 --- 26,30 ----

    39      looks for to find the patch level (for the sccs version string). */

    40   

    41 ! #define PATCHLEVEL 49

    42   

    43   #endif /* _PATCHLEVEL_H_ */