diff --git a/wp-admin/includes/class-wp-media-list-table.php b/wp-admin/includes/class-wp-media-list-table.php
index 3634c30499..872591b312 100644
--- a/wp-admin/includes/class-wp-media-list-table.php
+++ b/wp-admin/includes/class-wp-media-list-table.php
@@ -648,12 +648,14 @@ class WP_Media_List_Table extends WP_List_Table {
 
 		while ( have_posts() ) :
 			the_post();
+
 			if ( $this->is_trash && 'trash' !== $post->post_status
 				|| ! $this->is_trash && 'trash' === $post->post_status
 			) {
 				continue;
 			}
-			$post_owner = ( get_current_user_id() == $post->post_author ) ? 'self' : 'other';
+
+			$post_owner = ( get_current_user_id() === (int) $post->post_author ) ? 'self' : 'other';
 			?>
 			<tr id="post-<?php echo $post->ID; ?>" class="<?php echo trim( ' author-' . $post_owner . ' status-' . $post->post_status ); ?>">
 				<?php $this->single_row_columns( $post ); ?>
@@ -691,6 +693,7 @@ class WP_Media_List_Table extends WP_List_Table {
 					__( 'Edit' )
 				);
 			}
+
 			if ( current_user_can( 'delete_post', $post->ID ) ) {
 				if ( EMPTY_TRASH_DAYS && MEDIA_TRASH ) {
 					$actions['trash'] = sprintf(
@@ -712,6 +715,7 @@ class WP_Media_List_Table extends WP_List_Table {
 					);
 				}
 			}
+
 			$actions['view'] = sprintf(
 				'<a href="%s" aria-label="%s" rel="bookmark">%s</a>',
 				get_permalink( $post->ID ),
@@ -739,6 +743,7 @@ class WP_Media_List_Table extends WP_List_Table {
 					__( 'Edit' )
 				);
 			}
+
 			if ( current_user_can( 'delete_post', $post->ID ) ) {
 				if ( $this->is_trash ) {
 					$actions['untrash'] = sprintf(
@@ -757,6 +762,7 @@ class WP_Media_List_Table extends WP_List_Table {
 						_x( 'Trash', 'verb' )
 					);
 				}
+
 				if ( $this->is_trash || ! EMPTY_TRASH_DAYS || ! MEDIA_TRASH ) {
 					$delete_ays        = ( ! $this->is_trash && ! MEDIA_TRASH ) ? " onclick='return showNotice.warn();'" : '';
 					$actions['delete'] = sprintf(
@@ -769,6 +775,7 @@ class WP_Media_List_Table extends WP_List_Table {
 					);
 				}
 			}
+
 			if ( ! $this->is_trash ) {
 				$actions['view'] = sprintf(
 					'<a href="%s" aria-label="%s" rel="bookmark">%s</a>',
diff --git a/wp-includes/version.php b/wp-includes/version.php
index 64136942bf..02097108ca 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -13,7 +13,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '5.8-alpha-50769';
+$wp_version = '5.8-alpha-50770';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.