src/patches/bash/bash32-053

   1                              BASH PATCH REPORT
   2                              =================
   3
   4 Bash-Release: 3.2
   5 Patch-ID: bash32-053
   6
   7 Bug-Reported-by:        Tavis Ormandy <taviso () cmpxchg8b com>
   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:
  17
  18 *** ../bash-3.2.52/parse.y      2008-04-29 21:24:55.000000000 -0400
  19 --- parse.y     2014-09-25 16:18:41.000000000 -0400
  20 ***************
  21 *** 2504,2507 ****
  22 --- 2504,2509 ----
  23     word_desc_to_read = (WORD_DESC *)NULL;
  24
  25 +   eol_ungetc_lookahead = 0;
  26 +
  27     last_read_token = '\n';
  28     token_to_read = '\n';
  29 *** ../bash-3.2.52/y.tab.c      2006-09-25 08:15:16.000000000 -0400
  30 --- y.tab.c     2014-09-25 20:28:17.000000000 -0400
  31 ***************
  32 *** 3833,3836 ****
  33 --- 3833,3838 ----
  34     word_desc_to_read = (WORD_DESC *)NULL;
  35
  36 +   eol_ungetc_lookahead = 0;
  37 +
  38     last_read_token = '\n';
  39     token_to_read = '\n';
  40 *** ../bash-3.2/patchlevel.h    Thu Apr 13 08:31:04 2006
  41 --- patchlevel.h        Mon Oct 16 14:22:54 2006
  42 ***************
  43 *** 26,30 ****
  44      looks for to find the patch level (for the sccs version string). */
  45
  46 ! #define PATCHLEVEL 52
  47
  48   #endif /* _PATCHLEVEL_H_ */
  49 --- 26,30 ----
  50      looks for to find the patch level (for the sccs version string). */
  51
  52 ! #define PATCHLEVEL 53
  53
  54   #endif /* _PATCHLEVEL_H_ */