curl -O https://download.wordpress.org/latest.tar.gz

cd /tmp

tar xzvf latest.tar.gz

wordpressuser:~$ sudo

gzip: stdin: unexpected end of file
tar: Child returned status 1
tar: Error is not recoverable: exiting now

sudo chmod g+w /var/www/html/blog/wp-content

sudo chmod -R g+w /var/www/html/blog/wp-content/themes

sudo chmod -R g+w /var/www/html/blog/wp-content/plugins

You do not have permission to access this page could not read .htaccess file

the plugin update has failed, update successful, closing maintenance mode.