提交 b06f9d9f 编写于 作者: J Jon Maloy 提交者: David S. Miller

tipc: fix info leak from kernel tipc_event

We initialize a struct tipc_event allocated on the kernel stack to
zero to avert info leak to user space.

Reported-by: syzbot+057458894bc8cada4dee@syzkaller.appspotmail.com
Signed-off-by: NJon Maloy <jon.maloy@ericsson.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>
上级 b6168562
......@@ -666,6 +666,7 @@ static void tipc_group_create_event(struct tipc_group *grp,
struct sk_buff *skb;
struct tipc_msg *hdr;
memset(&evt, 0, sizeof(evt));
evt.event = event;
evt.found_lower = m->instance;
evt.found_upper = m->instance;
......
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