Index: src/wp-admin/async-upload.php
===================================================================
--- src/wp-admin/async-upload.php	(revision 60582)
+++ src/wp-admin/async-upload.php	(working copy)
@@ -60,8 +60,8 @@
 					$title    = $post->post_title ? $post->post_title : wp_basename( $file );
 					?>
 					<div class="filename new">
-						<span class="media-list-title"><strong><?php echo esc_html( wp_html_excerpt( $title, 60, '&hellip;' ) ); ?></strong></span>
-						<span class="media-list-subtitle"><?php echo esc_html( wp_basename( $file ) ); ?></span>
+						<span class="media-list-title word-wrap-break-word"><strong><?php echo esc_html( wp_html_excerpt( $title, 60, '&hellip;' ) ); ?></strong></span>
+						<span class="media-list-subtitle word-wrap-break-word"><?php echo esc_html( wp_basename( $file ) ); ?></span>
 						<div class="attachment-tools">
 							<?php
 							if ( current_user_can( 'edit_post', $id ) ) {
Index: src/wp-admin/css/media.css
===================================================================
--- src/wp-admin/css/media.css	(revision 60582)
+++ src/wp-admin/css/media.css	(working copy)
@@ -167,9 +167,9 @@
 }
 
 .media-item .filename {
-	padding: 14px 0;
+	padding: 14px 2px;
 	overflow: hidden;
-	margin-left: 6px;
+	margin-left: 4px;
 }
 
 .media-item .pinkynail {