bash/bash43-026
2014-10-06 07:41:05 +02:00

61 lines
1.5 KiB
Plaintext

BASH PATCH REPORT
=================
Bash-Release: 4.3
Patch-ID: bash43-026
Bug-Reported-by: Tavis Ormandy <taviso@cmpxchg8b.com>
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 (apply with `patch -p0'):
*** ../bash-4.3.25/parse.y 2014-07-30 10:14:31.000000000 -0400
--- parse.y 2014-09-25 20:20:21.000000000 -0400
***************
*** 2954,2957 ****
--- 2954,2959 ----
word_desc_to_read = (WORD_DESC *)NULL;
+ eol_ungetc_lookahead = 0;
+
current_token = '\n'; /* XXX */
last_read_token = '\n';
*** ../bash-4.3.25/y.tab.c 2014-07-30 10:14:32.000000000 -0400
--- y.tab.c 2014-09-25 20:21:48.000000000 -0400
***************
*** 5266,5269 ****
--- 5266,5271 ----
word_desc_to_read = (WORD_DESC *)NULL;
+ eol_ungetc_lookahead = 0;
+
current_token = '\n'; /* XXX */
last_read_token = '\n';
***************
*** 8540,8542 ****
}
#endif /* HANDLE_MULTIBYTE */
-
--- 8542,8543 ----
*** ../bash-4.3/patchlevel.h 2012-12-29 10:47:57.000000000 -0500
--- patchlevel.h 2014-03-20 20:01:28.000000000 -0400
***************
*** 26,30 ****
looks for to find the patch level (for the sccs version string). */
! #define PATCHLEVEL 25
#endif /* _PATCHLEVEL_H_ */
--- 26,30 ----
looks for to find the patch level (for the sccs version string). */
! #define PATCHLEVEL 26
#endif /* _PATCHLEVEL_H_ */