diff --git a/GNUmakefile b/GNUmakefile
index a0099e6a..19f5b36e 100644
--- a/GNUmakefile
+++ b/GNUmakefile
@@ -25,7 +25,7 @@ GO_OFF := GO111MODULE=off go
 
 all: build
 
-build: main.go pretest
+build: main.go pretest fmt
 	$(GO) build -a -ldflags "$(LDFLAGS)" -o vuls $<
 
 b: 	main.go pretest
diff --git a/models/packages.go b/models/packages.go
index 23b99198..de5e5582 100644
--- a/models/packages.go
+++ b/models/packages.go
@@ -185,8 +185,9 @@ type Changelog struct {
 
 // AffectedProcess keep a processes information affected by software update
 type AffectedProcess struct {
-	PID  string `json:"pid"`
-	Name string `json:"name"`
+	PID         string   `json:"pid,omitempty"`
+	Name        string   `json:"name,omitempty"`
+	ListenPorts []string `json:"listenPorts,omitempty"`
 }
 
 // NeedRestartProcess keep a processes information affected by software update
diff --git a/report/tui.go b/report/tui.go
index e21892d1..827e9447 100644
--- a/report/tui.go
+++ b/report/tui.go
@@ -733,7 +733,8 @@ func setChangelogLayout(g *gocui.Gui) error {
 
 				if len(pack.AffectedProcs) != 0 {
 					for _, p := range pack.AffectedProcs {
-						lines = append(lines, fmt.Sprintf("  * PID: %s %s", p.PID, p.Name))
+						lines = append(lines, fmt.Sprintf("  * PID: %s %s Port: %s",
+							p.PID, p.Name, p.ListenPorts))
 					}
 				} else {
 					// lines = append(lines, fmt.Sprintf("  * No affected process"))
diff --git a/report/util.go b/report/util.go
index e02265ae..a8e200f2 100644
--- a/report/util.go
+++ b/report/util.go
@@ -262,7 +262,7 @@ No CVE-IDs are found in updatable packages.
 				if len(pack.AffectedProcs) != 0 {
 					for _, p := range pack.AffectedProcs {
 						data = append(data, []string{"",
-							fmt.Sprintf("  - PID: %s %s", p.PID, p.Name)})
+							fmt.Sprintf("  - PID: %s %s, Port: %s", p.PID, p.Name, p.ListenPorts)})
 					}
 				}
 			}
diff --git a/scan/amazon.go b/scan/amazon.go
index 75fbce58..d9536cf8 100644
--- a/scan/amazon.go
+++ b/scan/amazon.go
@@ -85,6 +85,7 @@ func (o *amazon) sudoNoPasswdCmdsFastRoot() []cmd {
 		{"stat /proc/1/exe", exitStatusZero},
 		{"ls -l /proc/1/exe", exitStatusZero},
 		{"cat /proc/1/maps", exitStatusZero},
+		{"lsof -i -P", exitStatusZero},
 	}
 }
 
diff --git a/scan/base.go b/scan/base.go
index ae1a55e1..0f790b4e 100644
--- a/scan/base.go
+++ b/scan/base.go
@@ -781,3 +781,30 @@ func (l *base) parseGrepProcMap(stdout string) (soPaths []string) {
 	}
 	return soPaths
 }
+
+func (l *base) lsOfListen() (stdout string, err error) {
+	cmd := `lsof -i -P | grep LISTEN`
+	r := l.exec(util.PrependProxyEnv(cmd), sudo)
+	if !r.isSuccess() {
+		return "", xerrors.Errorf("Failed to SSH: %s", r)
+	}
+	return r.Stdout, nil
+}
+
+func (l *base) parseLsOf(stdout string) map[string]string {
+	portPid := map[string]string{}
+	scanner := bufio.NewScanner(strings.NewReader(stdout))
+	for scanner.Scan() {
+		ss := strings.Fields(scanner.Text())
+		if len(ss) < 10 {
+			continue
+		}
+		pid, ipPort := ss[1], ss[8]
+		sss := strings.Split(ipPort, ":")
+		if len(sss) != 2 {
+			continue
+		}
+		portPid[sss[1]] = pid
+	}
+	return portPid
+}
diff --git a/scan/base_test.go b/scan/base_test.go
index 1ce90da5..d9219145 100644
--- a/scan/base_test.go
+++ b/scan/base_test.go
@@ -252,3 +252,43 @@ func Test_base_parseGrepProcMap(t *testing.T) {
 		})
 	}
 }
+
+func Test_base_parseLsOf(t *testing.T) {
+	type args struct {
+		stdout string
+	}
+	tests := []struct {
+		name        string
+		args        args
+		wantPortPid map[string]string
+	}{
+		{
+			name: "lsof",
+			args: args{
+				stdout: `systemd-r   474 systemd-resolve   13u  IPv4  11904      0t0  TCP localhost:53 (LISTEN)
+sshd        644            root    3u  IPv4  16714      0t0  TCP *:22 (LISTEN)
+sshd        644            root    4u  IPv6  16716      0t0  TCP *:22 (LISTEN)
+squid       959           proxy   11u  IPv6  16351      0t0  TCP *:3128 (LISTEN)
+node       1498          ubuntu   21u  IPv6  20132      0t0  TCP *:35401 (LISTEN)
+node       1498          ubuntu   22u  IPv6  20133      0t0  TCP *:44801 (LISTEN)
+docker-pr  9135            root    4u  IPv6 297133      0t0  TCP *:6379 (LISTEN)`,
+			},
+			wantPortPid: map[string]string{
+				"53":    "474",
+				"22":    "644",
+				"3128":  "959",
+				"35401": "1498",
+				"44801": "1498",
+				"6379":  "9135",
+			},
+		},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			l := &base{}
+			if gotPortPid := l.parseLsOf(tt.args.stdout); !reflect.DeepEqual(gotPortPid, tt.wantPortPid) {
+				t.Errorf("base.parseLsOf() = %v, want %v", gotPortPid, tt.wantPortPid)
+			}
+		})
+	}
+}
diff --git a/scan/centos.go b/scan/centos.go
index dcb946fd..ccc2db8c 100644
--- a/scan/centos.go
+++ b/scan/centos.go
@@ -96,6 +96,7 @@ func (o *centos) sudoNoPasswdCmdsFastRoot() []cmd {
 			{"stat /proc/1/exe", exitStatusZero},
 			{"ls -l /proc/1/exe", exitStatusZero},
 			{"cat /proc/1/maps", exitStatusZero},
+			{"lsof -i -P", exitStatusZero},
 		}
 	}
 	return []cmd{
diff --git a/scan/debian.go b/scan/debian.go
index cf76e248..8207c327 100644
--- a/scan/debian.go
+++ b/scan/debian.go
@@ -151,6 +151,7 @@ func (o *debian) checkIfSudoNoPasswd() error {
 		"stat /proc/1/exe",
 		"ls -l /proc/1/exe",
 		"cat /proc/1/maps",
+		"lsof -i -P",
 	}
 
 	if !o.getServerInfo().Mode.IsOffline() {
@@ -1152,6 +1153,16 @@ func (o *debian) dpkgPs() error {
 		pidLoadedFiles[pid] = append(pidLoadedFiles[pid], ss...)
 	}
 
+	pidListenPorts := map[string][]string{}
+	stdout, err = o.lsOfListen()
+	if err != nil {
+		return xerrors.Errorf("Failed to ls of: %w", err)
+	}
+	portPid := o.parseLsOf(stdout)
+	for port, pid := range portPid {
+		pidListenPorts[pid] = append(pidListenPorts[pid], port)
+	}
+
 	for pid, loadedFiles := range pidLoadedFiles {
 		o.log.Debugf("dpkg -S %#v", loadedFiles)
 		pkgNames, err := o.getPkgName(loadedFiles)
@@ -1165,8 +1176,9 @@ func (o *debian) dpkgPs() error {
 			procName = pidNames[pid]
 		}
 		proc := models.AffectedProcess{
-			PID:  pid,
-			Name: procName,
+			PID:         pid,
+			Name:        procName,
+			ListenPorts: pidListenPorts[pid],
 		}
 
 		for _, n := range pkgNames {
diff --git a/scan/redhatbase.go b/scan/redhatbase.go
index a6b80e0e..44e1e96a 100644
--- a/scan/redhatbase.go
+++ b/scan/redhatbase.go
@@ -278,7 +278,7 @@ func (o *redhatBase) scanInstalledPackages() (models.Packages, error) {
 		Version: version,
 	}
 
-	r := o.exec(rpmQa(o.Distro), noSudo)
+	r := o.exec(o.rpmQa(o.Distro), noSudo)
 	if !r.isSuccess() {
 		return nil, xerrors.Errorf("Scan packages failed: %s", r)
 	}
@@ -482,9 +482,9 @@ func (o *redhatBase) yumPs() error {
 	if err != nil {
 		return xerrors.Errorf("Failed to yum ps: %w", err)
 	}
+
 	pidNames := o.parsePs(stdout)
 	pidLoadedFiles := map[string][]string{}
-	// for pid, name := range pidNames {
 	for pid := range pidNames {
 		stdout := ""
 		stdout, err = o.lsProcExe(pid)
@@ -508,6 +508,16 @@ func (o *redhatBase) yumPs() error {
 		pidLoadedFiles[pid] = append(pidLoadedFiles[pid], ss...)
 	}
 
+	pidListenPorts := map[string][]string{}
+	stdout, err = o.lsOfListen()
+	if err != nil {
+		return xerrors.Errorf("Failed to ls of: %w", err)
+	}
+	portPid := o.parseLsOf(stdout)
+	for port, pid := range portPid {
+		pidListenPorts[pid] = append(pidListenPorts[pid], port)
+	}
+
 	for pid, loadedFiles := range pidLoadedFiles {
 		o.log.Debugf("rpm -qf: %#v", loadedFiles)
 		pkgNames, err := o.getPkgName(loadedFiles)
@@ -526,8 +536,9 @@ func (o *redhatBase) yumPs() error {
 			procName = pidNames[pid]
 		}
 		proc := models.AffectedProcess{
-			PID:  pid,
-			Name: procName,
+			PID:         pid,
+			Name:        procName,
+			ListenPorts: pidListenPorts[pid],
 		}
 
 		for fqpn := range uniq {
@@ -634,7 +645,7 @@ func (o *redhatBase) procPathToFQPN(execCommand string) (string, error) {
 }
 
 func (o *redhatBase) getPkgName(paths []string) (pkgNames []string, err error) {
-	cmd := rpmQf(o.Distro) + strings.Join(paths, " ")
+	cmd := o.rpmQf(o.Distro) + strings.Join(paths, " ")
 	r := o.exec(util.PrependProxyEnv(cmd), noSudo)
 	if !r.isSuccess() {
 		return nil, xerrors.Errorf("Failed to SSH: %s", r)
@@ -652,3 +663,37 @@ func (o *redhatBase) getPkgName(paths []string) (pkgNames []string, err error) {
 	}
 	return pkgNames, nil
 }
+
+func (o *redhatBase) rpmQa(distro config.Distro) string {
+	const old = `rpm -qa --queryformat "%{NAME} %{EPOCH} %{VERSION} %{RELEASE} %{ARCH}\n"`
+	const new = `rpm -qa --queryformat "%{NAME} %{EPOCHNUM} %{VERSION} %{RELEASE} %{ARCH}\n"`
+	switch distro.Family {
+	case config.SUSEEnterpriseServer:
+		if v, _ := distro.MajorVersion(); v < 12 {
+			return old
+		}
+		return new
+	default:
+		if v, _ := distro.MajorVersion(); v < 6 {
+			return old
+		}
+		return new
+	}
+}
+
+func (o *redhatBase) rpmQf(distro config.Distro) string {
+	const old = `rpm -qf --queryformat "%{NAME} %{EPOCH} %{VERSION} %{RELEASE} %{ARCH}\n" `
+	const new = `rpm -qf --queryformat "%{NAME} %{EPOCHNUM} %{VERSION} %{RELEASE} %{ARCH}\n" `
+	switch distro.Family {
+	case config.SUSEEnterpriseServer:
+		if v, _ := distro.MajorVersion(); v < 12 {
+			return old
+		}
+		return new
+	default:
+		if v, _ := distro.MajorVersion(); v < 6 {
+			return old
+		}
+		return new
+	}
+}
diff --git a/scan/rhel.go b/scan/rhel.go
index 9d1177cf..bf815a1a 100644
--- a/scan/rhel.go
+++ b/scan/rhel.go
@@ -89,6 +89,7 @@ func (o *rhel) sudoNoPasswdCmdsFastRoot() []cmd {
 			{"stat /proc/1/exe", exitStatusZero},
 			{"ls -l /proc/1/exe", exitStatusZero},
 			{"cat /proc/1/maps", exitStatusZero},
+			{"lsof -i -P", exitStatusZero},
 		}
 	}
 	return []cmd{
diff --git a/scan/utils.go b/scan/utils.go
index 7a8896c9..c91a55e2 100644
--- a/scan/utils.go
+++ b/scan/utils.go
@@ -50,37 +50,3 @@ func isRunningKernel(pack models.Package, family string, kernel models.Kernel) (
 	}
 	return false, false
 }
-
-func rpmQa(distro config.Distro) string {
-	const old = `rpm -qa --queryformat "%{NAME} %{EPOCH} %{VERSION} %{RELEASE} %{ARCH}\n"`
-	const new = `rpm -qa --queryformat "%{NAME} %{EPOCHNUM} %{VERSION} %{RELEASE} %{ARCH}\n"`
-	switch distro.Family {
-	case config.SUSEEnterpriseServer:
-		if v, _ := distro.MajorVersion(); v < 12 {
-			return old
-		}
-		return new
-	default:
-		if v, _ := distro.MajorVersion(); v < 6 {
-			return old
-		}
-		return new
-	}
-}
-
-func rpmQf(distro config.Distro) string {
-	const old = `rpm -qf --queryformat "%{NAME} %{EPOCH} %{VERSION} %{RELEASE} %{ARCH}\n" `
-	const new = `rpm -qf --queryformat "%{NAME} %{EPOCHNUM} %{VERSION} %{RELEASE} %{ARCH}\n" `
-	switch distro.Family {
-	case config.SUSEEnterpriseServer:
-		if v, _ := distro.MajorVersion(); v < 12 {
-			return old
-		}
-		return new
-	default:
-		if v, _ := distro.MajorVersion(); v < 6 {
-			return old
-		}
-		return new
-	}
-}