diff --git a/backport-nping-fix-out-of-bounds-access.patch b/backport-nping-fix-out-of-bounds-access.patch
new file mode 100644
index 0000000..be30e67
--- /dev/null
+++ b/backport-nping-fix-out-of-bounds-access.patch
@@ -0,0 +1,29 @@
+From 54a0c1440188a76f370b14d40777716a8761d0a8 Mon Sep 17 00:00:00 2001
+From: "jay.fink" <jay.fink@0c474577-fa26-0410-a966-bdb198e94e9e>
+Date: Wed, 13 Oct 2010 00:39:53 +0000
+Subject: [PATCH] approved by dugsong@ Fix an off by one. Issue number 9 in
+ google code.
+
+Conflict: NA
+Reference: https://github.com/ofalk/libdnet/commit/54a0c1440188a76f370b14d40777716a8761d0a8
+
+---
+ libdnet-stripped/src/intf.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/libdnet-stripped/src/intf.c b/libdnet-stripped/src/intf.c
+index 6180d85..4b282ff 100644
+--- a/libdnet-stripped/src/intf.c
++++ b/libdnet-stripped/src/intf.c
+@@ -774,7 +774,7 @@ _intf_get_aliases(intf_t *intf, struct intf_entry *entry)
+ 		u_int idx, bits, scope, flags;
+ 		
+ 		if ((f = fopen(PROC_INET6_FILE, "r")) != NULL) {
+-			while (ap < lap &&
++			while ((ap + 1)  < lap &&
+ 			       fgets(buf, sizeof(buf), f) != NULL) {
+ 				/* scan up to INTF_NAME_LEN-1 bytes to reserve space for null terminator */
+ 				sscanf(buf, "%04s%04s%04s%04s%04s%04s%04s%04s %x %02x %02x %02x %15s\n",
+-- 
+2.33.0
+
diff --git a/nmap.spec b/nmap.spec
index bfad1ec..35f11b9 100644
--- a/nmap.spec
+++ b/nmap.spec
@@ -3,7 +3,7 @@
 Name:           nmap
 Epoch:          2
 Version:        7.94
-Release:        1
+Release:        2
 License:        Nmap
 Summary:        A tool for network discovery and security auditing.
 Requires:       %{name}-ncat = %{epoch}:%{version}-%{release}
@@ -21,6 +21,7 @@ Patch0002:      backport-nmap_resolve_config.patch
 Patch0003:      nmap-replace-sensitive-words.patch
 Patch0004:      backport-upgrade-libpcre-to-PCRE2-10.42.patch
 Patch0005:      backport-remove-nse_pcrelib-from-build.patch
+Patch0006:      backport-nping-fix-out-of-bounds-access.patch
 
 %define pixmap_srcdir zenmap/share/pixmaps
 
@@ -68,6 +69,12 @@ ln -s ncat %{buildroot}%{_bindir}/nc
 %{_mandir}/man1/*.1.gz
 
 %changelog
+* Wed Aug 23 2023 xingwei <xingwei14@h-partners.com> - 2:7.94-2
+- Type:bugfix
+- CVE:
+- SUG:NA
+- DESC:nping:fix out of bounds
+
 * Thu Jul 27 2023 xingwei <xingwei14@h-partners.com> - 2:7.94-1
 - Type:requirement
 - ID:NA