diff --git a/src/external/groff b/src/external/groff
index 61718879d..2d083cb91 160000
--- a/src/external/groff
+++ b/src/external/groff
@@ -1 +1 @@
-Subproject commit 61718879d6ad61f8abc426a88abc093b907c7d3d
+Subproject commit 2d083cb9172838733f2508a1e39af0a0ec6f5a42
diff --git a/src/external/openssh b/src/external/openssh
index e690b9291..8d77cd238 160000
--- a/src/external/openssh
+++ b/src/external/openssh
@@ -1 +1 @@
-Subproject commit e690b9291787daaff47366853814cab390bf2432
+Subproject commit 8d77cd238b363b062e06fd231303796207da0a38
diff --git a/src/external/perl b/src/external/perl
index 30b541bdf..be0116659 160000
--- a/src/external/perl
+++ b/src/external/perl
@@ -1 +1 @@
-Subproject commit 30b541bdf37ca8326d6d6fb447d5cdf53908f6a0
+Subproject commit be011665959f1fc7cb20e6417aefafaff6e29929