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Bash-4.4 Official Patch 13


From: Chet Ramey
Subject: Bash-4.4 Official Patch 13
Date: Wed, 31 Jan 2018 09:17:29 -0500

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

Bash-Release:   4.4
Patch-ID:       bash44-013

Bug-Reported-by:        Siteshwar Vashisht <address@hidden>
Bug-Reference-ID:       <address@hidden>
Bug-Reference-URL:      
http://lists.gnu.org/archive/html/bug-bash/2017-01/msg00026.html

Bug-Description:

If a here-document contains a command substitution, the command substitution
can get access to the file descriptor used to write the here-document.

Patch (apply with `patch -p0'):

*** ../bash-4.4-patched/redir.c 2016-06-02 20:22:24.000000000 -0400
--- redir.c     2017-01-17 13:23:40.000000000 -0500
***************
*** 470,473 ****
--- 467,472 ----
      }
  
+   SET_CLOSE_ON_EXEC (fd);
+ 
    errno = r = 0;              /* XXX */
    /* write_here_document returns 0 on success, errno on failure. */
*** ../bash-4.4/patchlevel.h    2016-06-22 14:51:03.000000000 -0400
--- patchlevel.h        2016-10-01 11:01:28.000000000 -0400
***************
*** 26,30 ****
     looks for to find the patch level (for the sccs version string). */
  
! #define PATCHLEVEL 12
  
  #endif /* _PATCHLEVEL_H_ */
--- 26,30 ----
     looks for to find the patch level (for the sccs version string). */
  
! #define PATCHLEVEL 13
  
  #endif /* _PATCHLEVEL_H_ */

-- 
``The lyf so short, the craft so long to lerne.'' - Chaucer
                 ``Ars longa, vita brevis'' - Hippocrates
Chet Ramey, UTech, CWRU    address@hidden    http://tiswww.cwru.edu/~chet/



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