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