From owner-svn-src-vendor@freebsd.org Tue Aug 14 11:37:04 2018 Return-Path: Delivered-To: svn-src-vendor@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 8C07310755DB; Tue, 14 Aug 2018 11:37:04 +0000 (UTC) (envelope-from mm@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 3DD308B2CE; Tue, 14 Aug 2018 11:37:04 +0000 (UTC) (envelope-from mm@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 199921B066; Tue, 14 Aug 2018 11:37:04 +0000 (UTC) (envelope-from mm@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id w7EBb3Eb031065; Tue, 14 Aug 2018 11:37:03 GMT (envelope-from mm@FreeBSD.org) Received: (from mm@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id w7EBb3RU031064; Tue, 14 Aug 2018 11:37:03 GMT (envelope-from mm@FreeBSD.org) Message-Id: <201808141137.w7EBb3RU031064@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: mm set sender to mm@FreeBSD.org using -f From: Martin Matuska Date: Tue, 14 Aug 2018 11:37:03 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-vendor@freebsd.org Subject: svn commit: r337744 - vendor/libarchive/dist/libarchive X-SVN-Group: vendor X-SVN-Commit-Author: mm X-SVN-Commit-Paths: vendor/libarchive/dist/libarchive X-SVN-Commit-Revision: 337744 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-vendor@freebsd.org X-Mailman-Version: 2.1.27 Precedence: list List-Id: SVN commit messages for the vendor work area tree List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 14 Aug 2018 11:37:04 -0000 Author: mm Date: Tue Aug 14 11:37:03 2018 New Revision: 337744 URL: https://svnweb.freebsd.org/changeset/base/337744 Log: Update vendor/libarchive/dist to git e6da40adb8ce566d906791b2a4083348bdd1e532 Important vendor changes: PR #1042: validate iso9660 directory record length Security: CVE-2017-14501 Modified: vendor/libarchive/dist/libarchive/archive_read_support_format_iso9660.c Modified: vendor/libarchive/dist/libarchive/archive_read_support_format_iso9660.c ============================================================================== --- vendor/libarchive/dist/libarchive/archive_read_support_format_iso9660.c Tue Aug 14 11:24:14 2018 (r337743) +++ vendor/libarchive/dist/libarchive/archive_read_support_format_iso9660.c Tue Aug 14 11:37:03 2018 (r337744) @@ -409,7 +409,8 @@ static int next_entry_seek(struct archive_read *, stru struct file_info **); static struct file_info * parse_file_info(struct archive_read *a, - struct file_info *parent, const unsigned char *isodirrec); + struct file_info *parent, const unsigned char *isodirrec, + size_t reclen); static int parse_rockridge(struct archive_read *a, struct file_info *file, const unsigned char *start, const unsigned char *end); @@ -1022,7 +1023,7 @@ read_children(struct archive_read *a, struct file_info if (*(p + DR_name_len_offset) == 1 && *(p + DR_name_offset) == '\001') continue; - child = parse_file_info(a, parent, p); + child = parse_file_info(a, parent, p, b - p); if (child == NULL) { __archive_read_consume(a, skip_size); return (ARCHIVE_FATAL); @@ -1112,7 +1113,7 @@ choose_volume(struct archive_read *a, struct iso9660 * */ seenJoliet = iso9660->seenJoliet;/* Save flag. */ iso9660->seenJoliet = 0; - file = parse_file_info(a, NULL, block); + file = parse_file_info(a, NULL, block, vd->size); if (file == NULL) return (ARCHIVE_FATAL); iso9660->seenJoliet = seenJoliet; @@ -1144,7 +1145,7 @@ choose_volume(struct archive_read *a, struct iso9660 * return (ARCHIVE_FATAL); } iso9660->seenJoliet = 0; - file = parse_file_info(a, NULL, block); + file = parse_file_info(a, NULL, block, vd->size); if (file == NULL) return (ARCHIVE_FATAL); iso9660->seenJoliet = seenJoliet; @@ -1749,7 +1750,7 @@ archive_read_format_iso9660_cleanup(struct archive_rea */ static struct file_info * parse_file_info(struct archive_read *a, struct file_info *parent, - const unsigned char *isodirrec) + const unsigned char *isodirrec, size_t reclen) { struct iso9660 *iso9660; struct file_info *file, *filep; @@ -1763,16 +1764,20 @@ parse_file_info(struct archive_read *a, struct file_in iso9660 = (struct iso9660 *)(a->format->data); - dr_len = (size_t)isodirrec[DR_length_offset]; - name_len = (size_t)isodirrec[DR_name_len_offset]; - location = archive_le32dec(isodirrec + DR_extent_offset); - fsize = toi(isodirrec + DR_size_offset, DR_size_size); - /* Sanity check that dr_len needs at least 34. */ - if (dr_len < 34) { + if (reclen != 0) + dr_len = (size_t)isodirrec[DR_length_offset]; + /* + * Sanity check that reclen is not zero and dr_len is greater than + * reclen but at least 34 + */ + if (reclen == 0 || reclen < dr_len || dr_len < 34) { archive_set_error(&a->archive, ARCHIVE_ERRNO_MISC, - "Invalid length of directory record"); + "Invalid length of directory record"); return (NULL); } + name_len = (size_t)isodirrec[DR_name_len_offset]; + location = archive_le32dec(isodirrec + DR_extent_offset); + fsize = toi(isodirrec + DR_size_offset, DR_size_size); /* Sanity check that name_len doesn't exceed dr_len. */ if (dr_len - 33 < name_len || name_len == 0) { archive_set_error(&a->archive, ARCHIVE_ERRNO_MISC,