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bash: update to 4.4.12

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This commit is contained in:
Tom G. Christensen
2017-09-30 15:12:22 +02:00
parent 47e66e823e
commit 0c2b1093ec
15 changed files with 1007 additions and 45 deletions
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59
bash/src/bash44-006 Normal file
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@@ -0,0 +1,59 @@
BASH PATCH REPORT
=================
Bash-Release: 4.4
Patch-ID: bash44-006
Bug-Reported-by: <fernando@null-life.com>
Bug-Reference-ID: <CAEr-gPFPvqheiAeENmMkEwWRd4U=1iqCsYmR3sLdULOqL++_tQ@mail.gmail.com>
Bug-Reference-URL:
Bug-Description:
Out-of-range negative offsets to popd can cause the shell to crash attempting
to free an invalid memory block.
Patch (apply with `patch -p0'):
*** ../bash-4.4-patched/builtins/pushd.def 2016-01-25 13:31:49.000000000 -0500
--- builtins/pushd.def 2016-10-28 10:46:49.000000000 -0400
***************
*** 366,370 ****
}
! if (which > directory_list_offset || (directory_list_offset == 0 && which == 0))
{
pushd_error (directory_list_offset, which_word ? which_word : "");
--- 366,370 ----
}
! if (which > directory_list_offset || (which < -directory_list_offset) || (directory_list_offset == 0 && which == 0))
{
pushd_error (directory_list_offset, which_word ? which_word : "");
***************
*** 388,391 ****
--- 388,396 ----
of the list into place. */
i = (direction == '+') ? directory_list_offset - which : which;
+ if (i < 0 || i > directory_list_offset)
+ {
+ pushd_error (directory_list_offset, which_word ? which_word : "");
+ return (EXECUTION_FAILURE);
+ }
free (pushd_directory_list[i]);
directory_list_offset--;
*** ../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 5
#endif /* _PATCHLEVEL_H_ */
--- 26,30 ----
looks for to find the patch level (for the sccs version string). */
! #define PATCHLEVEL 6
#endif /* _PATCHLEVEL_H_ */