svn commit: r456800 - in branches/2017Q4/net/rsync: . files

Emanuel Haupt ehaupt at FreeBSD.org
Wed Dec 20 14:19:36 UTC 2017 

Author: ehaupt
Date: Wed Dec 20 14:19:34 2017
New Revision: 456800
URL: https://svnweb.freebsd.org/changeset/ports/456800

Log:
  MFH: r456798
  
  - Add patches [1] to fix following security vulnerabilities:
    * CVE-2017-16548
    * CVE-2017-17433
    * CVE-2017-17434
  - Bump PORTREVISION
  - Move position of PORTREVISION in Makefile to fix portlint warning
  
  PR:		224477
  Submitted by:	yasu at utahime.org
  Obtained from:	debian
  
  Approved by:	ports-secteam (blanket)

Added:
  branches/2017Q4/net/rsync/files/patch-CVE-2017-16548
     - copied unchanged from r456798, head/net/rsync/files/patch-CVE-2017-16548
  branches/2017Q4/net/rsync/files/patch-CVE-2017-17433
     - copied unchanged from r456798, head/net/rsync/files/patch-CVE-2017-17433
  branches/2017Q4/net/rsync/files/patch-CVE-2017-17434-1
     - copied unchanged from r456798, head/net/rsync/files/patch-CVE-2017-17434-1
  branches/2017Q4/net/rsync/files/patch-CVE-2017-17434-2
     - copied unchanged from r456798, head/net/rsync/files/patch-CVE-2017-17434-2
Modified:
  branches/2017Q4/net/rsync/Makefile
Directory Properties:
  branches/2017Q4/   (props changed)

Modified: branches/2017Q4/net/rsync/Makefile
==============================================================================
--- branches/2017Q4/net/rsync/Makefile	Wed Dec 20 14:19:04 2017	(r456799)
+++ branches/2017Q4/net/rsync/Makefile	Wed Dec 20 14:19:34 2017	(r456800)
@@ -3,8 +3,8 @@
 
 PORTNAME=	rsync
 PORTVERSION=	3.1.2
+PORTREVISION=	8
 CATEGORIES=	net ipv6
-PORTREVISION=	7
 MASTER_SITES=	http://rsync.samba.org/ftp/rsync/ \
 		https://rsync.samba.org/ftp/rsync/ \
 		ftp://ftp.fu-berlin.de/pub/unix/network/rsync/ \

Copied: branches/2017Q4/net/rsync/files/patch-CVE-2017-16548 (from r456798, head/net/rsync/files/patch-CVE-2017-16548)
==============================================================================
--- /dev/null	00:00:00 1970	(empty, because file is newly added)
+++ branches/2017Q4/net/rsync/files/patch-CVE-2017-16548	Wed Dec 20 14:19:34 2017	(r456800, copy of r456798, head/net/rsync/files/patch-CVE-2017-16548)
@@ -0,0 +1,31 @@
+From: Wayne Davison <wayned at samba.org>
+Date: Sun, 5 Nov 2017 11:33:15 -0800
+Subject: Enforce trailing \0 when receiving xattr name values. Fixes bug
+ 13112.
+Origin: https://git.samba.org/rsync.git/?p=rsync.git;a=commit;h=47a63d90e71d3e19e0e96052bb8c6b9cb140ecc1
+Bug: https://bugzilla.samba.org/show_bug.cgi?id=13112
+Bug-Debian: https://bugs.debian.org/880954
+Bug-Debian-Security: https://security-tracker.debian.org/tracker/CVE-2017-16548
+
+---
+ xattrs.c | 4 ++++
+ 1 file changed, 4 insertions(+)
+
+diff --git a/xattrs.c b/xattrs.c
+index 68305d75..4867e6f5 100644
+--- a/xattrs.c
++++ b/xattrs.c
+@@ -824,6 +824,10 @@ void receive_xattr(int f, struct file_struct *file)
+ 			out_of_memory("receive_xattr");
+ 		name = ptr + dget_len + extra_len;
+ 		read_buf(f, name, name_len);
++		if (name_len < 1 || name[name_len-1] != '\0') {
++			rprintf(FERROR, "Invalid xattr name received (missing trailing \\0).\n");
++			exit_cleanup(RERR_FILEIO);
++		}
+ 		if (dget_len == datum_len)
+ 			read_buf(f, ptr, dget_len);
+ 		else {
+-- 
+2.15.1
+

Copied: branches/2017Q4/net/rsync/files/patch-CVE-2017-17433 (from r456798, head/net/rsync/files/patch-CVE-2017-17433)
==============================================================================
--- /dev/null	00:00:00 1970	(empty, because file is newly added)
+++ branches/2017Q4/net/rsync/files/patch-CVE-2017-17433	Wed Dec 20 14:19:34 2017	(r456800, copy of r456798, head/net/rsync/files/patch-CVE-2017-17433)
@@ -0,0 +1,44 @@
+From: Jeriko One <jeriko.one at gmx.us>
+Date: Thu, 2 Nov 2017 23:44:19 -0700
+Subject: Check fname in recv_files sooner.
+Origin: https://git.samba.org/?p=rsync.git;a=commit;h=3e06d40029cfdce9d0f73d87cfd4edaf54be9c51
+Bug-Debian: https://bugs.debian.org/883667
+Bug-Debian-Security: https://security-tracker.debian.org/tracker/CVE-2017-17433
+
+---
+ receiver.c | 12 ++++++------
+ 1 file changed, 6 insertions(+), 6 deletions(-)
+
+diff --git a/receiver.c b/receiver.c
+index baae3a91..9fdafa15 100644
+--- a/receiver.c
++++ b/receiver.c
+@@ -574,6 +574,12 @@ int recv_files(int f_in, int f_out, char *local_name)
+ 			file = dir_flist->files[cur_flist->parent_ndx];
+ 		fname = local_name ? local_name : f_name(file, fbuf);
+ 
++		if (daemon_filter_list.head
++		    && check_filter(&daemon_filter_list, FLOG, fname, 0) < 0) {
++			rprintf(FERROR, "attempt to hack rsync failed.\n");
++			exit_cleanup(RERR_PROTOCOL);
++		}
++
+ 		if (DEBUG_GTE(RECV, 1))
+ 			rprintf(FINFO, "recv_files(%s)\n", fname);
+ 
+@@ -645,12 +651,6 @@ int recv_files(int f_in, int f_out, char *local_name)
+ 
+ 		cleanup_got_literal = 0;
+ 
+-		if (daemon_filter_list.head
+-		    && check_filter(&daemon_filter_list, FLOG, fname, 0) < 0) {
+-			rprintf(FERROR, "attempt to hack rsync failed.\n");
+-			exit_cleanup(RERR_PROTOCOL);
+-		}
+-
+ 		if (read_batch) {
+ 			int wanted = redoing
+ 				   ? we_want_redo(ndx)
+-- 
+2.15.1
+

Copied: branches/2017Q4/net/rsync/files/patch-CVE-2017-17434-1 (from r456798, head/net/rsync/files/patch-CVE-2017-17434-1)
==============================================================================
--- /dev/null	00:00:00 1970	(empty, because file is newly added)
+++ branches/2017Q4/net/rsync/files/patch-CVE-2017-17434-1	Wed Dec 20 14:19:34 2017	(r456800, copy of r456798, head/net/rsync/files/patch-CVE-2017-17434-1)
@@ -0,0 +1,38 @@
+From: Jeriko One <jeriko.one at gmx.us>
+Date: Thu, 16 Nov 2017 17:05:42 -0800
+Subject: [1/2] Sanitize xname in read_ndx_and_attrs.
+Origin: https://git.samba.org/?p=rsync.git;a=commit;h=70aeb5fddd1b2f8e143276f8d5a085db16c593b9
+Bug-Debian: https://bugs.debian.org/883665
+Bug-Debian-Security: https://security-tracker.debian.org/tracker/CVE-2017-17434
+
+---
+ rsync.c | 6 ++++++
+ 1 file changed, 6 insertions(+)
+
+diff --git a/rsync.c b/rsync.c
+index b82e5988..a0945ba4 100644
+--- a/rsync.c
++++ b/rsync.c
+@@ -49,6 +49,7 @@ extern int flist_eof;
+ extern int file_old_total;
+ extern int keep_dirlinks;
+ extern int make_backups;
++extern int sanitize_paths;
+ extern struct file_list *cur_flist, *first_flist, *dir_flist;
+ extern struct chmod_mode_struct *daemon_chmod_modes;
+ #ifdef ICONV_OPTION
+@@ -396,6 +397,11 @@ int read_ndx_and_attrs(int f_in, int f_out, int *iflag_ptr, uchar *type_ptr,
+ 	if (iflags & ITEM_XNAME_FOLLOWS) {
+ 		if ((len = read_vstring(f_in, buf, MAXPATHLEN)) < 0)
+ 			exit_cleanup(RERR_PROTOCOL);
++
++		if (sanitize_paths) {
++			sanitize_path(buf, buf, "", 0, SP_DEFAULT);
++			len = strlen(buf);
++		}
+ 	} else {
+ 		*buf = '\0';
+ 		len = -1;
+-- 
+2.15.1
+

Copied: branches/2017Q4/net/rsync/files/patch-CVE-2017-17434-2 (from r456798, head/net/rsync/files/patch-CVE-2017-17434-2)
==============================================================================
--- /dev/null	00:00:00 1970	(empty, because file is newly added)
+++ branches/2017Q4/net/rsync/files/patch-CVE-2017-17434-2	Wed Dec 20 14:19:34 2017	(r456800, copy of r456798, head/net/rsync/files/patch-CVE-2017-17434-2)
@@ -0,0 +1,27 @@
+From: Jeriko One <jeriko.one at gmx.us>
+Date: Thu, 16 Nov 2017 17:26:03 -0800
+Subject: [2/2] Check daemon filter against fnamecmp in recv_files().
+Origin: https://git.samba.org/?p=rsync.git;a=commit;h=5509597decdbd7b91994210f700329d8a35e70a1
+Bug-Debian: https://bugs.debian.org/883665
+Bug-Debian-Security: https://security-tracker.debian.org/tracker/CVE-2017-17434
+
+---
+ receiver.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/receiver.c b/receiver.c
+index 9fdafa15..9c46242e 100644
+--- a/receiver.c
++++ b/receiver.c
+@@ -722,7 +722,7 @@ int recv_files(int f_in, int f_out, char *local_name)
+ 				break;
+ 			}
+ 			if (!fnamecmp || (daemon_filter_list.head
+-			  && check_filter(&daemon_filter_list, FLOG, fname, 0) < 0)) {
++			  && check_filter(&daemon_filter_list, FLOG, fnamecmp, 0) < 0)) {
+ 				fnamecmp = fname;
+ 				fnamecmp_type = FNAMECMP_FNAME;
+ 			}
+-- 
+2.15.1
+

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