From 69eeb9f7baa14ca03b16c9de821f9876def7a36a Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Gu=C3=A9nal=20DAVALAN?= Date: Wed, 18 Nov 2020 08:40:45 +0100 Subject: [PATCH] scan: limit access to shared memory segments to current user [Retrieved from: https://github.com/LibVNC/x11vnc/commit/69eeb9f7baa14ca03b16c9de821f9876def7a36a] Signed-off-by: Fabrice Fontaine --- src/scan.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/scan.c b/src/scan.c index 43e00d2..12994d5 100644 --- a/src/scan.c +++ b/src/scan.c @@ -320,7 +320,7 @@ static int shm_create(XShmSegmentInfo *shm, XImage **ximg_ptr, int w, int h, #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);