BASH PATCH REPORT

			     =================

Bash-Release:	4.2

Patch-ID:	bash42-022

Bug-Reported-by:	Gregory Margo <[email protected]>

Bug-Reference-ID:	<[email protected]>

Bug-Reference-URL:	http://lists.gnu.org/archive/html/bug-bash/2011-07/msg00102.html

Bug-Description:

The return value from lseek is `off_t'.  This can cause corrupted return

values when the file offset is greater than 2**31 - 1.

Patch (apply with `patch -p0'):

*** ../bash-4.2-patched/lib/sh/zread.c	Mon Mar  2 08:54:45 2009

--- lib/sh/zread.c	Thu Jul 28 18:16:53 2011

***************

*** 161,166 ****

       int fd;

  {

!   off_t off;

!   int r;

    off = lused - lind;

--- 161,165 ----

       int fd;

  {

!   off_t off, r;

    off = lused - lind;

***************

*** 169,173 ****

      r = lseek (fd, -off, SEEK_CUR);

!   if (r >= 0)

      lused = lind = 0;

  }

--- 168,172 ----

      r = lseek (fd, -off, SEEK_CUR);

!   if (r != -1)

      lused = lind = 0;

  }

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

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

***************

*** 26,30 ****

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

! #define PATCHLEVEL 21

  #endif /* _PATCHLEVEL_H_ */

--- 26,30 ----

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

! #define PATCHLEVEL 22

  #endif /* _PATCHLEVEL_H_ */