diff --git a/net/x11vnc/Makefile b/net/x11vnc/Makefile
index 1067d3b9349d..92606363ca6c 100644
--- a/net/x11vnc/Makefile
+++ b/net/x11vnc/Makefile
@@ -1,41 +1,41 @@
 PORTNAME=	x11vnc
 PORTVERSION=	0.9.16
-PORTREVISION=	7
+PORTREVISION=	8
 CATEGORIES=	net
 
 MAINTAINER=	dinoex@FreeBSD.org
 COMMENT=	VNC server for use with real X displays
 WWW=		https://github.com/LibVNC/x11vnc
 
 LICENSE=	GPLv2
 
 LIB_DEPENDS=	libvncserver.so:net/libvncserver
 
 USES=		cpe iconv pkgconfig jpeg ssl gmake autoreconf xorg
 USE_XORG=	x11 xcb xdamage xfixes xrandr xinerama xext xtst xau xrender \
 		xdmcp xi xorgproto
 # Sets LDFLAGS and adds to CONFIGURE_ENV, therefore we set LDFLAGS
 LDFLAGS+=	-L${LOCALBASE}/lib
 GNU_CONFIGURE=	yes
 GNU_CONFIGURE_MANPREFIX=	${PREFIX}/share
 CONFIGURE_ARGS=	--with-ssl=${OPENSSLBASE}
 CPPFLAGS+=	-I${LOCALBASE}/include
 USE_GITHUB=	yes
 GH_ACCOUNT=	LibVNC
 
 CPE_VENDOR=	x11vnc_project
 
 PORTDOCS=	AUTHORS ChangeLog NEWS README
 
 OPTIONS_DEFINE=	NLS AVAHI DOCS
 OPTIONS_DEFAULT=AVAHI
 NO_OPTIONS_SORT=yes
 NLS_USES=	gettext
 AVAHI_LIB_DEPENDS=	libavahi-common.so:net/avahi-app
 AVAHI_CONFIGURE_OFF=	--without-avahi
 
 post-install-DOCS-on:
 	${MKDIR} ${STAGEDIR}${DOCSDIR}
 	${INSTALL_DATA} ${PORTDOCS:S,^,${WRKSRC}/,} ${STAGEDIR}${DOCSDIR}/
 
 .include <bsd.port.mk>
diff --git a/net/x11vnc/files/patch-src_scan.c b/net/x11vnc/files/patch-src_scan.c
new file mode 100644
index 000000000000..8c711d1c2c2c
--- /dev/null
+++ b/net/x11vnc/files/patch-src_scan.c
@@ -0,0 +1,11 @@
+--- src/scan.c.orig	2019-01-05 13:22:11 UTC
++++ src/scan.c
+@@ -320,7 +320,7 @@ static int shm_create(XShmSegmentInfo *shm, XImage **x
+ 
+ #if HAVE_XSHM
+ 	shm->shmid = shmget(IPC_PRIVATE,
+-	    xim->bytes_per_line * xim->height, IPC_CREAT | 0777);
++	    xim->bytes_per_line * xim->height, IPC_CREAT | 0600);
+ 
+ 	if (shm->shmid == -1) {
+ 		rfbErr("shmget(%s) failed.\n", name);