From 6e70844f13ed939bab77f3cd903440bcfe9adbec Mon Sep 17 00:00:00 2001 From: Sebastian Freundt Date: Tue, 10 Jun 2014 11:01:06 +0000 Subject: [PATCH] Hygiene, protect against NULL filenames in _warc_header() Return ARCHIVE_WARN immediately. --- libarchive/archive_write_set_format_warc.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/libarchive/archive_write_set_format_warc.c b/libarchive/archive_write_set_format_warc.c index f16c8b1a2..cd1fde9f9 100644 --- a/libarchive/archive_write_set_format_warc.c +++ b/libarchive/archive_write_set_format_warc.c @@ -216,6 +216,12 @@ _warc_header(struct archive_write *a, struct archive_entry *entry) w->omit_warcinfo = 1U; } + if (archive_entry_pathname(entry) == NULL) { + archive_set_error(&a->archive, EINVAL, + "Invalid filename"); + return (ARCHIVE_WARN); + } + w->typ = archive_entry_filetype(entry); w->populz = 0U; if (w->typ == AE_IFREG) { -- 2.47.2