This is a note to let you know that I've just added the patch titled
[media] media/vivid-osd: fix info leak in ioctl
to the 4.3-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
media-vivid-osd-fix-info-leak-in-ioctl.patch
and it can be found in the queue-4.3 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From eda98796aff0d9bf41094b06811f5def3b4c333c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Salva=20Peir=C3=B3?= <speirofr@xxxxxxxxx>
Date: Wed, 7 Oct 2015 07:09:26 -0300
Subject: [media] media/vivid-osd: fix info leak in ioctl
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From: =?UTF-8?q?Salva=20Peir=C3=B3?= <speirofr@xxxxxxxxx>
commit eda98796aff0d9bf41094b06811f5def3b4c333c upstream.
The vivid_fb_ioctl() code fails to initialize the 16 _reserved bytes of
struct fb_vblank after the ->hcount member. Add an explicit
memset(0) before filling the structure to avoid the info leak.
Signed-off-by: Salva Peiró <speirofr@xxxxxxxxx>
Signed-off-by: Hans Verkuil <hans.verkuil@xxxxxxxxx>
Signed-off-by: Mauro Carvalho Chehab <mchehab@xxxxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/media/platform/vivid/vivid-osd.c | 1 +
1 file changed, 1 insertion(+)
--- a/drivers/media/platform/vivid/vivid-osd.c
+++ b/drivers/media/platform/vivid/vivid-osd.c
@@ -85,6 +85,7 @@ static int vivid_fb_ioctl(struct fb_info
case FBIOGET_VBLANK: {
struct fb_vblank vblank;
+ memset(&vblank, 0, sizeof(vblank));
vblank.flags = FB_VBLANK_HAVE_COUNT | FB_VBLANK_HAVE_VCOUNT |
FB_VBLANK_HAVE_VSYNC;
vblank.count = 0;
Patches currently in stable-queue which might be from speirofr@xxxxxxxxx are
queue-4.3/media-vivid-osd-fix-info-leak-in-ioctl.patch
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