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 4.1-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-4.1 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 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit 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-4.1/media-vivid-osd-fix-info-leak-in-ioctl.patch -- To unsubscribe from this list: send the line "unsubscribe stable" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html