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-rw-r--r--package/network/services/samba36/Makefile2
-rw-r--r--package/network/services/samba36/patches/028-CVE-2016-2125-v3.6.patch59
-rw-r--r--package/network/services/samba36/patches/029-CVE-2017-7494-v3-6.patch (renamed from package/network/services/samba36/patches/028-CVE-2017-7494-v3-6.patch)0
-rw-r--r--package/network/services/samba36/patches/030-CVE-2017-15275-v3.6.patch (renamed from package/network/services/samba36/patches/029-CVE-2017-15275.patch)0
-rw-r--r--package/network/services/samba36/patches/031-CVE-2017-12163-v3.6.patch136
-rw-r--r--package/network/services/samba36/patches/032-CVE-2017-12150-v3.6.patch75
-rw-r--r--package/network/services/samba36/patches/032-CVE-2018-1050-v3-6.patch49
-rw-r--r--package/network/services/samba36/patches/200-remove_printer_support.patch4
8 files changed, 322 insertions, 3 deletions
diff --git a/package/network/services/samba36/Makefile b/package/network/services/samba36/Makefile
index 55e1428d49..30e26195ff 100644
--- a/package/network/services/samba36/Makefile
+++ b/package/network/services/samba36/Makefile
@@ -9,7 +9,7 @@ include $(TOPDIR)/rules.mk
PKG_NAME:=samba
PKG_VERSION:=3.6.25
-PKG_RELEASE:=9
+PKG_RELEASE:=10
PKG_SOURCE_URL:=https://download.samba.org/pub/samba \
https://download.samba.org/pub/samba/stable
diff --git a/package/network/services/samba36/patches/028-CVE-2016-2125-v3.6.patch b/package/network/services/samba36/patches/028-CVE-2016-2125-v3.6.patch
new file mode 100644
index 0000000000..8e174f0e7b
--- /dev/null
+++ b/package/network/services/samba36/patches/028-CVE-2016-2125-v3.6.patch
@@ -0,0 +1,59 @@
+From: =?utf-8?q?Guido_G=C3=BCnther?= <agx@sigxcpu.org>
+Date: Wed, 28 Dec 2016 19:21:49 +0100
+Subject: security-CVE-2016-2125: Don't pass GSS_C_DELEG_FLAG by default
+
+This is a backport of upstream commits
+
+ b1a056f77e793efc45df34ab7bf78fbec1bf8a59
+ b83897ae49fdee1fda73c10c7fe73362bfaba690 (code not used in wheezy)
+ 3106964a640ddf6a3c08c634ff586a814f94dff8 (code not used in wheezy)
+---
+ source3/librpc/crypto/gse.c | 1 -
+ source3/libsmb/clifsinfo.c | 2 +-
+ source4/auth/gensec/gensec_gssapi.c | 2 +-
+ source4/scripting/bin/nsupdate-gss | 2 +-
+ 4 files changed, 3 insertions(+), 4 deletions(-)
+
+--- a/source3/librpc/crypto/gse.c
++++ b/source3/librpc/crypto/gse.c
+@@ -162,7 +162,6 @@ static NTSTATUS gse_context_init(TALLOC_
+ memcpy(&gse_ctx->gss_mech, gss_mech_krb5, sizeof(gss_OID_desc));
+
+ gse_ctx->gss_c_flags = GSS_C_MUTUAL_FLAG |
+- GSS_C_DELEG_FLAG |
+ GSS_C_DELEG_POLICY_FLAG |
+ GSS_C_REPLAY_FLAG |
+ GSS_C_SEQUENCE_FLAG;
+--- a/source3/libsmb/clifsinfo.c
++++ b/source3/libsmb/clifsinfo.c
+@@ -726,7 +726,7 @@ static NTSTATUS make_cli_gss_blob(TALLOC
+ &es->s.gss_state->gss_ctx,
+ srv_name,
+ GSS_C_NO_OID, /* default OID. */
+- GSS_C_MUTUAL_FLAG | GSS_C_REPLAY_FLAG | GSS_C_SEQUENCE_FLAG | GSS_C_DELEG_FLAG,
++ GSS_C_MUTUAL_FLAG | GSS_C_REPLAY_FLAG | GSS_C_SEQUENCE_FLAG | GSS_C_DELEG_POLICY_FLAG,
+ GSS_C_INDEFINITE, /* requested ticket lifetime. */
+ NULL, /* no channel bindings */
+ p_tok_in,
+--- a/source4/auth/gensec/gensec_gssapi.c
++++ b/source4/auth/gensec/gensec_gssapi.c
+@@ -172,7 +172,7 @@ static NTSTATUS gensec_gssapi_start(stru
+ if (gensec_setting_bool(gensec_security->settings, "gensec_gssapi", "mutual", true)) {
+ gensec_gssapi_state->want_flags |= GSS_C_MUTUAL_FLAG;
+ }
+- if (gensec_setting_bool(gensec_security->settings, "gensec_gssapi", "delegation", true)) {
++ if (gensec_setting_bool(gensec_security->settings, "gensec_gssapi", "delegation", false)) {
+ gensec_gssapi_state->want_flags |= GSS_C_DELEG_FLAG;
+ }
+ if (gensec_setting_bool(gensec_security->settings, "gensec_gssapi", "replay", true)) {
+--- a/source4/scripting/bin/nsupdate-gss
++++ b/source4/scripting/bin/nsupdate-gss
+@@ -178,7 +178,7 @@ sub negotiate_tkey($$$$)
+ my $flags =
+ GSS_C_REPLAY_FLAG | GSS_C_MUTUAL_FLAG |
+ GSS_C_SEQUENCE_FLAG | GSS_C_CONF_FLAG |
+- GSS_C_INTEG_FLAG | GSS_C_DELEG_FLAG;
++ GSS_C_INTEG_FLAG;
+
+
+ $status = GSSAPI::Cred::acquire_cred(undef, 120, undef, GSS_C_INITIATE,
diff --git a/package/network/services/samba36/patches/028-CVE-2017-7494-v3-6.patch b/package/network/services/samba36/patches/029-CVE-2017-7494-v3-6.patch
index 17b020d88a..17b020d88a 100644
--- a/package/network/services/samba36/patches/028-CVE-2017-7494-v3-6.patch
+++ b/package/network/services/samba36/patches/029-CVE-2017-7494-v3-6.patch
diff --git a/package/network/services/samba36/patches/029-CVE-2017-15275.patch b/package/network/services/samba36/patches/030-CVE-2017-15275-v3.6.patch
index 055a15e87e..055a15e87e 100644
--- a/package/network/services/samba36/patches/029-CVE-2017-15275.patch
+++ b/package/network/services/samba36/patches/030-CVE-2017-15275-v3.6.patch
diff --git a/package/network/services/samba36/patches/031-CVE-2017-12163-v3.6.patch b/package/network/services/samba36/patches/031-CVE-2017-12163-v3.6.patch
new file mode 100644
index 0000000000..d7faa1388d
--- /dev/null
+++ b/package/network/services/samba36/patches/031-CVE-2017-12163-v3.6.patch
@@ -0,0 +1,136 @@
+From: =?utf-8?q?Guido_G=C3=BCnther?= <agx@sigxcpu.org>
+Date: Wed, 20 Sep 2017 20:02:03 +0200
+Subject: CVE-2017-12163: s3:smbd: Prevent client short SMB1 write from
+ writing server memory to file.
+
+BUG: https://bugzilla.samba.org/show_bug.cgi?id=13020
+
+Author: Jeremy Allison <jra@samba.org>
+Signed-off-by: Jeremy Allison <jra@samba.org>
+Signed-off-by: Stefan Metzmacher <metze@samba.org>
+---
+ source3/smbd/reply.c | 50 ++++++++++++++++++++++++++++++++++++++++++++++++++
+ 1 file changed, 50 insertions(+)
+
+--- a/source3/smbd/reply.c
++++ b/source3/smbd/reply.c
+@@ -3979,6 +3979,9 @@ void reply_writebraw(struct smb_request
+ }
+
+ /* Ensure we don't write bytes past the end of this packet. */
++ /*
++ * This already protects us against CVE-2017-12163.
++ */
+ if (data + numtowrite > smb_base(req->inbuf) + smb_len(req->inbuf)) {
+ reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
+ error_to_writebrawerr(req);
+@@ -4080,6 +4083,11 @@ void reply_writebraw(struct smb_request
+ exit_server_cleanly("secondary writebraw failed");
+ }
+
++ /*
++ * We are not vulnerable to CVE-2017-12163
++ * here as we are guarenteed to have numtowrite
++ * bytes available - we just read from the client.
++ */
+ nwritten = write_file(req,fsp,buf+4,startpos+nwritten,numtowrite);
+ if (nwritten == -1) {
+ TALLOC_FREE(buf);
+@@ -4161,6 +4169,7 @@ void reply_writeunlock(struct smb_reques
+ connection_struct *conn = req->conn;
+ ssize_t nwritten = -1;
+ size_t numtowrite;
++ size_t remaining;
+ SMB_OFF_T startpos;
+ const char *data;
+ NTSTATUS status = NT_STATUS_OK;
+@@ -4193,6 +4202,17 @@ void reply_writeunlock(struct smb_reques
+ startpos = IVAL_TO_SMB_OFF_T(req->vwv+2, 0);
+ data = (const char *)req->buf + 3;
+
++ /*
++ * Ensure client isn't asking us to write more than
++ * they sent. CVE-2017-12163.
++ */
++ remaining = smbreq_bufrem(req, data);
++ if (numtowrite > remaining) {
++ reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
++ END_PROFILE(SMBwriteunlock);
++ return;
++ }
++
+ if (!fsp->print_file && numtowrite > 0) {
+ init_strict_lock_struct(fsp, (uint64_t)req->smbpid,
+ (uint64_t)startpos, (uint64_t)numtowrite, WRITE_LOCK,
+@@ -4274,6 +4294,7 @@ void reply_write(struct smb_request *req
+ {
+ connection_struct *conn = req->conn;
+ size_t numtowrite;
++ size_t remaining;
+ ssize_t nwritten = -1;
+ SMB_OFF_T startpos;
+ const char *data;
+@@ -4314,6 +4335,17 @@ void reply_write(struct smb_request *req
+ startpos = IVAL_TO_SMB_OFF_T(req->vwv+2, 0);
+ data = (const char *)req->buf + 3;
+
++ /*
++ * Ensure client isn't asking us to write more than
++ * they sent. CVE-2017-12163.
++ */
++ remaining = smbreq_bufrem(req, data);
++ if (numtowrite > remaining) {
++ reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
++ END_PROFILE(SMBwrite);
++ return;
++ }
++
+ if (!fsp->print_file) {
+ init_strict_lock_struct(fsp, (uint64_t)req->smbpid,
+ (uint64_t)startpos, (uint64_t)numtowrite, WRITE_LOCK,
+@@ -4525,6 +4557,9 @@ void reply_write_and_X(struct smb_reques
+ return;
+ }
+ } else {
++ /*
++ * This already protects us against CVE-2017-12163.
++ */
+ if (smb_doff > smblen || smb_doff + numtowrite < numtowrite ||
+ smb_doff + numtowrite > smblen) {
+ reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
+@@ -4894,6 +4929,7 @@ void reply_writeclose(struct smb_request
+ {
+ connection_struct *conn = req->conn;
+ size_t numtowrite;
++ size_t remaining;
+ ssize_t nwritten = -1;
+ NTSTATUS close_status = NT_STATUS_OK;
+ SMB_OFF_T startpos;
+@@ -4927,6 +4963,17 @@ void reply_writeclose(struct smb_request
+ mtime = convert_time_t_to_timespec(srv_make_unix_date3(req->vwv+4));
+ data = (const char *)req->buf + 1;
+
++ /*
++ * Ensure client isn't asking us to write more than
++ * they sent. CVE-2017-12163.
++ */
++ remaining = smbreq_bufrem(req, data);
++ if (numtowrite > remaining) {
++ reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
++ END_PROFILE(SMBwriteclose);
++ return;
++ }
++
+ if (!fsp->print_file) {
+ init_strict_lock_struct(fsp, (uint64_t)req->smbpid,
+ (uint64_t)startpos, (uint64_t)numtowrite, WRITE_LOCK,
+@@ -5497,6 +5544,9 @@ void reply_printwrite(struct smb_request
+
+ numtowrite = SVAL(req->buf, 1);
+
++ /*
++ * This already protects us against CVE-2017-12163.
++ */
+ if (req->buflen < numtowrite + 3) {
+ reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
+ END_PROFILE(SMBsplwr);
diff --git a/package/network/services/samba36/patches/032-CVE-2017-12150-v3.6.patch b/package/network/services/samba36/patches/032-CVE-2017-12150-v3.6.patch
new file mode 100644
index 0000000000..01589b8a74
--- /dev/null
+++ b/package/network/services/samba36/patches/032-CVE-2017-12150-v3.6.patch
@@ -0,0 +1,75 @@
+From: =?utf-8?q?Guido_G=C3=BCnther?= <agx@sigxcpu.org>
+Date: Wed, 20 Sep 2017 20:01:34 +0200
+Subject: CVE-2017-12150
+
+These are the three upstream patches
+
+ From: Stefan Metzmacher <metze@samba.org>
+ Subject: CVE-2017-12150: s3:lib: get_cmdline_auth_info_signing_state use Required for smb_encrypt
+
+ This is an addition to the fixes for CVE-2015-5296.
+
+ It applies to smb2mount -e, smbcacls -e and smbcquotas -e.
+
+ BUG: https://bugzilla.samba.org/show_bug.cgi?id=12997
+
+
+ From: Stefan Metzmacher <metze@samba.org>
+ Subject: CVE-2017-12150: libgpo: make use of Required for SMB signing in gpo_connect_server()
+
+ It's important that we use a signed connection to get the GPOs!
+
+ BUG: https://bugzilla.samba.org/show_bug.cgi?id=12997
+
+ Signed-off-by: Stefan Metzmacher <metze@samba.org>
+ Backported-by: Andreas Schneider <asn@samba.org>
+
+
+ From: Stefan Metzmacher <metze@samba.org>
+ Subject: CVE-2017-12150: s3:libsmb: only fallback to anonymous if authentication was not requested
+
+ With forced encryption or required signing we should also don't fallback.
+
+ BUG: https://bugzilla.samba.org/show_bug.cgi?id=12997
+
+---
+ libgpo/gpo_fetch.c | 2 +-
+ source3/lib/util_cmdline.c | 3 +++
+ source3/libsmb/clidfs.c | 2 ++
+ 3 files changed, 6 insertions(+), 1 deletion(-)
+
+--- a/libgpo/gpo_fetch.c
++++ b/libgpo/gpo_fetch.c
+@@ -151,7 +151,7 @@ static NTSTATUS gpo_connect_server(ADS_S
+ ads->auth.password,
+ CLI_FULL_CONNECTION_USE_KERBEROS |
+ CLI_FULL_CONNECTION_FALLBACK_AFTER_KERBEROS,
+- Undefined);
++ Required);
+ if (!NT_STATUS_IS_OK(result)) {
+ DEBUG(10,("check_refresh_gpo: "
+ "failed to connect: %s\n",
+--- a/source3/lib/util_cmdline.c
++++ b/source3/lib/util_cmdline.c
+@@ -122,6 +122,9 @@ bool set_cmdline_auth_info_signing_state
+
+ int get_cmdline_auth_info_signing_state(const struct user_auth_info *auth_info)
+ {
++ if (auth_info->smb_encrypt) {
++ return Required;
++ }
+ return auth_info->signing_state;
+ }
+
+--- a/source3/libsmb/clidfs.c
++++ b/source3/libsmb/clidfs.c
+@@ -202,7 +202,9 @@ static struct cli_state *do_connect(TALL
+ /* If a password was not supplied then
+ * try again with a null username. */
+ if (password[0] || !username[0] ||
++ force_encrypt || client_is_signing_mandatory(c) ||
+ get_cmdline_auth_info_use_kerberos(auth_info) ||
++ get_cmdline_auth_info_use_ccache(auth_info) ||
+ !NT_STATUS_IS_OK(cli_session_setup(c, "",
+ "", 0,
+ "", 0,
diff --git a/package/network/services/samba36/patches/032-CVE-2018-1050-v3-6.patch b/package/network/services/samba36/patches/032-CVE-2018-1050-v3-6.patch
new file mode 100644
index 0000000000..4c44243a63
--- /dev/null
+++ b/package/network/services/samba36/patches/032-CVE-2018-1050-v3-6.patch
@@ -0,0 +1,49 @@
+From 6cc45e3452194f312e04109cfdae047eb0719c7c Mon Sep 17 00:00:00 2001
+From: Jeremy Allison <jra@samba.org>
+Date: Tue, 2 Jan 2018 15:56:03 -0800
+Subject: [PATCH] CVE-2018-1050: s3: RPC: spoolss server. Protect against null
+ pointer derefs.
+
+BUG: https://bugzilla.samba.org/show_bug.cgi?id=11343
+
+Signed-off-by: Jeremy Allison <jra@samba.org>
+---
+ source3/rpc_server/spoolss/srv_spoolss_nt.c | 13 +++++++++++++
+ 1 file changed, 13 insertions(+)
+
+--- a/source3/rpc_server/spoolss/srv_spoolss_nt.c
++++ b/source3/rpc_server/spoolss/srv_spoolss_nt.c
+@@ -176,6 +176,11 @@ static void prune_printername_cache(void
+ static const char *canon_servername(const char *servername)
+ {
+ const char *pservername = servername;
++
++ if (servername == NULL) {
++ return "";
++ }
++
+ while (*pservername == '\\') {
+ pservername++;
+ }
+@@ -2080,6 +2085,10 @@ WERROR _spoolss_DeletePrinterDriver(stru
+ return WERR_ACCESS_DENIED;
+ }
+
++ if (r->in.architecture == NULL || r->in.driver == NULL) {
++ return WERR_INVALID_ENVIRONMENT;
++ }
++
+ /* check that we have a valid driver name first */
+
+ if ((version = get_version_id(r->in.architecture)) == -1)
+@@ -2225,6 +2234,10 @@ WERROR _spoolss_DeletePrinterDriverEx(st
+ return WERR_ACCESS_DENIED;
+ }
+
++ if (r->in.architecture == NULL || r->in.driver == NULL) {
++ return WERR_INVALID_ENVIRONMENT;
++ }
++
+ /* check that we have a valid driver name first */
+ if (get_version_id(r->in.architecture) == -1) {
+ /* this is what NT returns */
diff --git a/package/network/services/samba36/patches/200-remove_printer_support.patch b/package/network/services/samba36/patches/200-remove_printer_support.patch
index de567a7627..90f13feb0d 100644
--- a/package/network/services/samba36/patches/200-remove_printer_support.patch
+++ b/package/network/services/samba36/patches/200-remove_printer_support.patch
@@ -51,7 +51,7 @@
d_printf(_("Usage:\n"));
--- a/source3/smbd/reply.c
+++ b/source3/smbd/reply.c
-@@ -5208,7 +5208,11 @@ void reply_printopen(struct smb_request
+@@ -5255,7 +5255,11 @@ void reply_printopen(struct smb_request
return;
}
@@ -64,7 +64,7 @@
reply_nterror(req, NT_STATUS_ACCESS_DENIED);
END_PROFILE(SMBsplopen);
return;
-@@ -5314,7 +5318,10 @@ void reply_printqueue(struct smb_request
+@@ -5361,7 +5365,10 @@ void reply_printqueue(struct smb_request
is really quite gross and only worked when there was only
one printer - I think we should now only accept it if they
get it right (tridge) */