!51 fix undefined shift in put_res_rec

From: @eaglegai
Reviewed-by: @zengwefeng
Signed-off-by: @zengwefeng

backport-fix-undefined-shift-in-put_res_rec.patch

@@ -0,0 +1,35 @@
+From 14f56750fcf51a1d6daa14da08b34eb789241a23 Mon Sep 17 00:00:00 2001
+From: eaglegai <eaglegai@163.com>
+Date: Thu, 28 Oct 2021 21:51:13 +0800
+Subject: [PATCH] fix undefined-shift in put_res_rec 
+fuzz error:
+ ../../source3/libsmb/nmblib.c:451:4: runtime error: left shift of 65312 by 16
+ places cannot be represented in type 'int'
+
+Author:    eaglegai <eaglegai@163.com>
+
+Signed-off-by: eaglegai <eaglegai@163.com>
+Reviewed-by: Jeremy Allison <jra@samba.org>
+Reviewed-by: Douglas Bagnall <douglas.bagnall@catalyst.net.nz>
+
+Autobuild-User(master): Jeremy Allison <jra@samba.org>
+Autobuild-Date(master): Fri Oct 29 20:29:26 UTC 2021 on sn-devel-184
+---
+ source3/libsmb/nmblib.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/source3/libsmb/nmblib.c b/source3/libsmb/nmblib.c
+index ff009092bbf..607470f7e4e 100644
+--- a/source3/libsmb/nmblib.c
++++ b/source3/libsmb/nmblib.c
+@@ -449,7 +449,7 @@ static int put_res_rec(char *buf, size_t buflen, int offset,struct res_rec *recs
+ 		if (buf) {
+ 			RSSVAL(buf,offset,recs[i].rr_type);
+ 			RSSVAL(buf,offset+2,recs[i].rr_class);
+-			RSIVAL(buf,offset+4,recs[i].ttl);
++			RSIVAL(buf,offset+4,(unsigned int)recs[i].ttl);
+ 			RSSVAL(buf,offset+8,recs[i].rdlength);
+ 			memcpy(buf+offset+10,recs[i].rdata,recs[i].rdlength);
+ 		}
+-- 
+GitLab

samba.spec

@@ -49,7 +49,7 @@
 
 Name:           samba
 Version:        4.12.5
-Release:        8
+Release:        9
 
 Summary:        A suite for Linux to interoperate with Windows
 License:        GPLv3+ and LGPLv3+
@@ -86,6 +86,7 @@ Patch16:        backport-lib-ldb-Limit-depth-of-ldb_parse_tree.patch
 Patch17:        backport-witness-idl-fix-length-calculation-for-witness_IPaddrInfoList.patch
 Patch18:        backport-lzxpress-avoid-technically-undefined-shift.patch
 Patch19:        backport-utils-asn1-avoid-undefined-behaviour.patch
+Patch20:        backport-fix-undefined-shift-in-put_res_rec.patch
 
 BuildRequires: avahi-devel bison cups-devel dbus-devel docbook-style-xsl e2fsprogs-devel flex gawk gnupg2 gnutls-devel >= 3.4.7 gpgme-devel
 BuildRequires: jansson-devel krb5-devel >= %{required_mit_krb5} libacl-devel libaio-devel libarchive-devel libattr-devel 
@@ -3220,6 +3221,12 @@ fi
 %endif
 
 %changelog
+* Fri Nov 05 2021 gaihuiying <gaihuiying1@huawei.com> - 4.12.5-9
+- Type:bugfix
+- ID:NA
+- SUG:NA
+- DESC:fix undefined shift in put_res_rec
+
 * Fri Oct 29 2021 gaihuiying <gaihuiying1@huawei.com> - 4.12.5-8
 - Type:bugfix
 - ID:NA