Commit fa7df37b authored Sep 05, 2013 by Dan Carpenter Committed by Linus Torvalds Sep 05, 2013

ipmi: info leak in compat_ipmi_ioctl()



On x86_64 there is a 4 byte hole between ->recv_type and ->addr.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Corey Minyard <cminyard@mvista.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

parent 6e466452

drivers/char/ipmi/ipmi_devintf.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -810,6 +810,7 @@ static long compat_ipmi_ioctl(struct file *filep, unsigned int cmd,
		struct ipmi_recv __user *precv64;
		struct ipmi_recv recv64;

		memset(&recv64, 0, sizeof(recv64));
		if (get_compat_ipmi_recv(&recv64, compat_ptr(arg)))
		return -EFAULT;