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authorDan Carpenter <dan.carpenter@oracle.com>2013-09-05 06:36:33 -0500
committerLinus Torvalds <torvalds@linux-foundation.org>2013-09-05 08:34:31 -0700
commitfa7df37b588f48a1ff6ef005187f3c5c2281df95 (patch)
tree6b5935ec2a8977b219009d6438c61906abbd9164 /drivers/char
parent6e4664525b1db28f8c4e1130957f70a94c19213e (diff)
downloadop-kernel-dev-fa7df37b588f48a1ff6ef005187f3c5c2281df95.zip
op-kernel-dev-fa7df37b588f48a1ff6ef005187f3c5c2281df95.tar.gz
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>
Diffstat (limited to 'drivers/char')
-rw-r--r--drivers/char/ipmi/ipmi_devintf.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/char/ipmi/ipmi_devintf.c b/drivers/char/ipmi/ipmi_devintf.c
index d5a5f02..ec318bf 100644
--- a/drivers/char/ipmi/ipmi_devintf.c
+++ b/drivers/char/ipmi/ipmi_devintf.c
@@ -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;
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