1 files changed, 5 insertions, 0 deletions
diff --git a/hw/nvme/ctrl.c b/hw/nvme/ctrl.c
index f2e5a2fa73..e9b5a55811 100644
--- a/hw/nvme/ctrl.c
+++ b/hw/nvme/ctrl.c
@@ -5120,6 +5120,11 @@ static uint16_t nvme_fdp_events(NvmeCtrl *n, uint32_t endgrpid,
     }
 
     log_size = sizeof(NvmeFdpEventsLog) + ebuf->nelems * sizeof(NvmeFdpEvent);
+
+    if (off >= log_size) {
+        return NVME_INVALID_FIELD | NVME_DNR;
+    }
+
     trans_len = MIN(log_size - off, buf_len);
     elog = g_malloc0(log_size);
     elog->num_events = cpu_to_le32(ebuf->nelems);