Reference: bsc#961358 CVE-2015-8613 From: Prasad J Pandit Date: Mon, 21 Dec 2015 14:48:18 +0530 Subject: [PATCH] scsi: initialise info object with appropriate size While processing controller 'CTRL_GET_INFO' command, the routine 'megasas_ctrl_get_info' overflows the '&info' object size. Use its appropriate size to null initialise it. Reported-by: Qinghao Tang Signed-off-by: Prasad J Pandit --- hw/scsi/megasas.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) Index: xen-4.6.0-testing/tools/qemu-xen-dir-remote/hw/scsi/megasas.c =================================================================== --- xen-4.6.0-testing.orig/tools/qemu-xen-dir-remote/hw/scsi/megasas.c +++ xen-4.6.0-testing/tools/qemu-xen-dir-remote/hw/scsi/megasas.c @@ -721,7 +721,7 @@ static int megasas_ctrl_get_info(Megasas BusChild *kid; int num_pd_disks = 0; - memset(&info, 0x0, cmd->iov_size); + memset(&info, 0x0, dcmd_size); if (cmd->iov_size < dcmd_size) { trace_megasas_dcmd_invalid_xfer_len(cmd->index, cmd->iov_size, dcmd_size);