From 1869f57551f86596512724b000d696bf6b041d14 Mon Sep 17 00:00:00 2001
From: CentOS Sources <bugs@centos.org>
Date: May 20 2020 13:44:33 +0000
Subject: import tcpdump-4.9.2-4.el7_7.1


---

diff --git a/SOURCES/0015-CVE-2018-19519-tcpdump-stack-based-buffer-over-read.patch b/SOURCES/0015-CVE-2018-19519-tcpdump-stack-based-buffer-over-read.patch
new file mode 100644
index 0000000..e340c93
--- /dev/null
+++ b/SOURCES/0015-CVE-2018-19519-tcpdump-stack-based-buffer-over-read.patch
@@ -0,0 +1,26 @@
+From bbae61cda27b8d565456c95a697d9e7ed3298937 Mon Sep 17 00:00:00 2001
+From: rpm-build <rpm-build>
+Date: Tue, 8 Oct 2019 14:32:32 +0200
+Subject: [PATCH] 
+ 0015-CVE-2018-19519-tcpdump-stack-based-buffer-over-read.patch
+
+---
+ print-hncp.c | 2 ++
+ 1 file changed, 2 insertions(+)
+
+diff --git a/print-hncp.c b/print-hncp.c
+index 11a6a93..7537a0d 100644
+--- a/print-hncp.c
++++ b/print-hncp.c
+@@ -229,6 +229,8 @@ print_prefix(netdissect_options *ndo, const u_char *prefix, u_int max_length)
+         plenbytes += 1 + IPV4_MAPPED_HEADING_LEN;
+     } else {
+         plenbytes = decode_prefix6(ndo, prefix, max_length, buf, sizeof(buf));
++        if (plenbytes < 0)
++            return plenbytes;
+     }
+ 
+     ND_PRINT((ndo, "%s", buf));
+-- 
+2.21.0
+
diff --git a/SPECS/tcpdump.spec b/SPECS/tcpdump.spec
index ea9db6e..60d23ae 100644
--- a/SPECS/tcpdump.spec
+++ b/SPECS/tcpdump.spec
@@ -2,7 +2,7 @@ Summary: A network traffic monitoring tool
 Name: tcpdump
 Epoch: 14
 Version: 4.9.2
-Release: 4%{?dist}
+Release: 4%{?dist}.1
 License: BSD with advertising
 URL: http://www.tcpdump.org
 Group: Applications/Internet
@@ -27,6 +27,7 @@ Patch0011:	0011-Disable-tests-that-require-newer-version-of-libpcap.patch
 Patch0012:	0012-Make-default-capture-buffer-size-bigger.patch
 Patch0013:	0013-Add-printing-support-for-vsockmon-devices.patch
 Patch0014:	0014-Disable-test-with-unsupported-link-type.patch
+Patch0015:	0015-CVE-2018-19519-tcpdump-stack-based-buffer-over-read.patch
 
 %define tcpslice_dir tcpslice-1.2a3
 
@@ -92,6 +93,9 @@ exit 0
 %{_mandir}/man8/tcpdump.8*
 
 %changelog
+* Mon Oct 14 2019 Michal Ruprich <mruprich@redhat.com> - 14:4.9.2-4.1
+- Resolves: #1761349 - CVE-2018-19519 tcpdump: Stack-based buffer over-read in print-hncp.c
+
 * Mon Jun 03 2019 Michal Ruprich <mruprich@redhat.com> - 14:4.9.2-4
 - Resolves: #1664648 - tcpdump post creates user and groups unconditionally, raising alerts in corporate environment