nvme_ns_attachment() does not verify the contents of the host-supplied
16 bit "Number of Identifiers" field in the command payload.
Make sure the value is capped at 2047 and fix the out-of-bounds read.
Fixes: 645ce1a70cb6 ("hw/block/nvme: support namespace attachment command")
Cc: Minwoo Im <minwoo.im.dev@gmail.com>
Signed-off-by: Klaus Jensen <k.jensen@samsung.com>
Reviewed-by: Minwoo Im <minwoo.im.dev@gmail.com>
return NVME_NS_CTRL_LIST_INVALID | NVME_DNR;
}
+ *nr_ids = MIN(*nr_ids, NVME_CONTROLLER_LIST_SIZE - 1);
for (i = 0; i < *nr_ids; i++) {
ctrl = nvme_subsys_ctrl(n->subsys, ids[i]);
if (!ctrl) {