1 			     BASH PATCH REPORT

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

     3 

     4 Bash-Release:	4.2

     5 Patch-ID:	bash42-047

     6 

     7 Bug-Reported-by:	Matthew Riley <[email protected]>

     8 Bug-Reference-ID:	<CA+NEdkwP3gw+gbcF5+xnR1pvcuzb1mDVzvmuJOpHRGHA9T7VFg@mail.gmail.com>

     9 Bug-Reference-URL:	http://lists.gnu.org/archive/html/bug-bash/2013-03/msg00047.html

    10 

    11 Bug-Description:

    12 

    13 The function that shortens pathnames for $PS1 according to the value of

    14 $PROMPT_DIRTRIM uses memcpy on potentially-overlapping regions of memory,

    15 when it should use memmove.  The result is garbled pathnames in prompt

    16 strings.

    17 

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

    19 

    20 *** ../bash-4.2-patched/general.c	2010-12-12 15:06:27.000000000 -0500

    21 --- general.c	2014-01-30 16:46:15.000000000 -0500

    22 ***************

    23 *** 767,771 ****

    24   

    25     nlen = nend - ntail;

    26 !   memcpy (nbeg, ntail, nlen);

    27     nbeg[nlen] = '\0';

    28   

    29 --- 767,771 ----

    30   

    31     nlen = nend - ntail;

    32 !   memmove (nbeg, ntail, nlen);

    33     nbeg[nlen] = '\0';

    34   

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

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

    37 ***************

    38 *** 26,30 ****

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

    40   

    41 ! #define PATCHLEVEL 46

    42   

    43   #endif /* _PATCHLEVEL_H_ */

    44 --- 26,30 ----

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

    46   

    47 ! #define PATCHLEVEL 47

    48   

    49   #endif /* _PATCHLEVEL_H_ */