1From 69eeb9f7baa14ca03b16c9de821f9876def7a36a Mon Sep 17 00:00:00 2001
2From: =?UTF-8?q?Gu=C3=A9nal=20DAVALAN?= <guenal.davalan@uca.fr>
3Date: Wed, 18 Nov 2020 08:40:45 +0100
4Subject: [PATCH] scan: limit access to shared memory segments to current user
5
6[Retrieved from:
7https://github.com/LibVNC/x11vnc/commit/69eeb9f7baa14ca03b16c9de821f9876def7a36a]
8Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
9---
10 src/scan.c | 2 +-
11 1 file changed, 1 insertion(+), 1 deletion(-)
12
13diff --git a/src/scan.c b/src/scan.c
14index 43e00d2..12994d5 100644
15--- a/src/scan.c
16+++ b/src/scan.c
17@@ -320,7 +320,7 @@ static int shm_create(XShmSegmentInfo *shm, XImage **ximg_ptr, int w, int h,
18
19 #if HAVE_XSHM
20 	shm->shmid = shmget(IPC_PRIVATE,
21-	    xim->bytes_per_line * xim->height, IPC_CREAT | 0777);
22+	    xim->bytes_per_line * xim->height, IPC_CREAT | 0600);
23
24 	if (shm->shmid == -1) {
25 		rfbErr("shmget(%s) failed.\n", name);
26