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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 16:02:02 -0700
commitd1a999df834a81d751be87dd62b88f2f99bc650a (patch)
tree52e4cb0b13af5daf037e70b36cb1118e5f5cd17f /drivers
parent2e6c336b4ee4b512d1536c0a6d16e8dda2e703da (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')
-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 6f9eb94e85b..25968dcfa42 100644
--- a/drivers/media/media-device.c
+++ b/drivers/media/media-device.c
@@ -90,6 +90,7 @@ 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;