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-rw-r--r--meta-openbmc-mods/meta-common/recipes-core/systemd/systemd/0002-Disable-LLMNR-port-5355.patch26
1 files changed, 26 insertions, 0 deletions
diff --git a/meta-openbmc-mods/meta-common/recipes-core/systemd/systemd/0002-Disable-LLMNR-port-5355.patch b/meta-openbmc-mods/meta-common/recipes-core/systemd/systemd/0002-Disable-LLMNR-port-5355.patch
new file mode 100644
index 000000000..8b978e4fb
--- /dev/null
+++ b/meta-openbmc-mods/meta-common/recipes-core/systemd/systemd/0002-Disable-LLMNR-port-5355.patch
@@ -0,0 +1,26 @@
+From 9fb05323291ccdfbf19ac0d9428e366d6023b408 Mon Sep 17 00:00:00 2001
+From: Karthick Sundarrajan <karthick.sundarrajan@intel.com>
+Date: Fri, 3 Apr 2020 10:23:41 -0700
+Subject: [PATCH] Disable LLMNR (port 5355)
+
+As part of OS hardening process, the port has to be
+disabled.
+
+Signed-off-by: Karthick Sundarrajan <karthick.sundarrajan@intel.com>
+---
+ src/resolve/resolved.conf.in | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/src/resolve/resolved.conf.in b/src/resolve/resolved.conf.in
+index 6898c78..a9125fd 100644
+--- a/src/resolve/resolved.conf.in
++++ b/src/resolve/resolved.conf.in
+@@ -15,7 +15,7 @@
+ #DNS=
+ #FallbackDNS=@DNS_SERVERS@
+ #Domains=
+-#LLMNR=yes
++LLMNR=no
+ #MulticastDNS=yes
+ #DNSSEC=@DEFAULT_DNSSEC_MODE@
+ #DNSOverTLS=@DEFAULT_DNS_OVER_TLS_MODE@