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authorSalva Peiró <speiro@ai2.upv.es>2014-04-30 19:48:02 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2014-06-07 10:28:19 -0700
commit429f444ee6aea8146c115dded7b8b0214cea5e2d (patch)
treebcbaa6bf7f61ea24365945e51e03091e64514d03 /drivers/media
parent479ffa4481d1a6ab94acfdef021687c8129b4205 (diff)
media: media-device: fix infoleak in ioctl media_enum_entities()
commit e6a623460e5fc960ac3ee9f946d3106233fd28d8 upstream. This fixes CVE-2014-1739. Signed-off-by: Salva Peiró <speiro@ai2.upv.es> Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/media')
-rw-r--r--drivers/media/media-device.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/media/media-device.c b/drivers/media/media-device.c
index d5a7a135f75d..703560fa5e73 100644
--- a/drivers/media/media-device.c
+++ b/drivers/media/media-device.c
@@ -93,6 +93,7 @@ static long media_device_enum_entities(struct media_device *mdev,
struct media_entity *ent;
struct media_entity_desc u_ent;
+ memset(&u_ent, 0, sizeof(u_ent));
if (copy_from_user(&u_ent.id, &uent->id, sizeof(u_ent.id)))
return -EFAULT;