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	cem
	Mar 10 2020, 7:16 PM

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	diff --git a/contrib/libarchive/libarchive/archive_write_set_format_gnutar.c b/contrib/libarchive/libarchive/archive_write_set_format_gnutar.c
	index ec29c5c418e4..780ddb78aa27 100644
	--- a/contrib/libarchive/libarchive/archive_write_set_format_gnutar.c
	+++ b/contrib/libarchive/libarchive/archive_write_set_format_gnutar.c
	@@ -70,7 +70,7 @@ struct gnutar {
	#define GNUTAR_name_offset 0
	#define GNUTAR_name_size 100
	#define GNUTAR_mode_offset 100
	-#define GNUTAR_mode_size 7
	+#define GNUTAR_mode_size 8
	#define GNUTAR_mode_max_size 8
	#define GNUTAR_uid_offset 108
	#define GNUTAR_uid_size 7
	@@ -635,7 +635,7 @@ archive_format_gnutar_header(struct archive_write *a, char h[512],
	}

	/* By truncating the mode here, we ensure it always fits. */
	- format_octal(archive_entry_mode(entry) & 07777,
	+ format_octal(archive_entry_mode(entry) & 0777777,
	h + GNUTAR_mode_offset, GNUTAR_mode_size);

	/* GNU tar supports base-256 here, so should never overflow. */