diff --git a/fs/smb/client/fs_context.c b/fs/smb/client/fs_context.c
index f8bc1da30037..1f1f4586673a 100644
--- a/fs/smb/client/fs_context.c
+++ b/fs/smb/client/fs_context.c
@@ -1287,6 +1287,11 @@ static int smb3_fs_context_parse_param(struct fs_context *fc,
 		ctx->closetimeo = HZ * result.uint_32;
 		break;
 	case Opt_echo_interval:
+		if (result.uint_32 < SMB_ECHO_INTERVAL_MIN ||
+		    result.uint_32 > SMB_ECHO_INTERVAL_MAX) {
+			cifs_errorf(fc, "echo interval is out of bounds\n");
+			goto cifs_parse_mount_err;
+		}
 		ctx->echo_interval = result.uint_32;
 		break;
 	case Opt_snapshot: