38 lines
1.4 KiB
Diff
38 lines
1.4 KiB
Diff
Index: bash-4.4/builtins/pushd.def
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===================================================================
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--- bash-4.4.orig/builtins/pushd.def
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+++ bash-4.4/builtins/pushd.def
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@@ -365,7 +365,7 @@ popd_builtin (list)
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break;
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}
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- if (which > directory_list_offset || (directory_list_offset == 0 && which == 0))
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+ if (which > directory_list_offset || (which < -directory_list_offset) || (directory_list_offset == 0 && which == 0))
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{
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pushd_error (directory_list_offset, which_word ? which_word : "");
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return (EXECUTION_FAILURE);
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@@ -387,6 +387,11 @@ popd_builtin (list)
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remove that directory from the list and shift the remainder
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of the list into place. */
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i = (direction == '+') ? directory_list_offset - which : which;
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+ if (i < 0 || i > directory_list_offset)
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+ {
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+ pushd_error (directory_list_offset, which_word ? which_word : "");
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+ return (EXECUTION_FAILURE);
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+ }
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free (pushd_directory_list[i]);
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directory_list_offset--;
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Index: bash-4.4/patchlevel.h
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===================================================================
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--- bash-4.4.orig/patchlevel.h
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+++ bash-4.4/patchlevel.h
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@@ -25,6 +25,6 @@
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regexp `^#define[ ]*PATCHLEVEL', since that's what support/mkversion.sh
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looks for to find the patch level (for the sccs version string). */
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-#define PATCHLEVEL 5
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+#define PATCHLEVEL 6
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#endif /* _PATCHLEVEL_H_ */
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