bash/bash42-022

62 lines
1.4 KiB
Plaintext
Raw Normal View History

BASH PATCH REPORT
=================
Bash-Release: 4.2
Patch-ID: bash42-022
Bug-Reported-by: Gregory Margo <gmargo@pacbell.net>
Bug-Reference-ID: <20110727174529.GA3333@pacbell.net>
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_ */