{"id":8027,"date":"2015-01-28T16:14:00","date_gmt":"2015-01-28T16:14:00","guid":{"rendered":"https:\/\/www.heartinternet.uk\/blog\/?p=8027"},"modified":"2015-01-28T16:14:00","modified_gmt":"2015-01-28T16:14:00","slug":"important-ghost-vulnerability-update","status":"publish","type":"post","link":"https:\/\/www.heartinternet.uk\/blog\/important-ghost-vulnerability-update\/","title":{"rendered":"Important: GHOST vulnerability update"},"content":{"rendered":"<p>Last night a security vulnerability was discovered that affects Linux distributions, allowing hackers to potentially execute code to gain control of hardware. It has been named GHOST (<a href=\"https:\/\/access.redhat.com\/security\/cve\/CVE-2015-0235\" target=\"_blank\">CVE-2015-0235<\/a>) and is a critical glibc vulnerability.<\/p>\n<p>Immediately following the discovery, our security engineers began actioning the official patch for all our Linux shared web hosting servers, and this has now been completed.<\/p>\n<hr \/>\n<h3>Shared &amp; Premium Web Hosting<\/h3>\n<p>If you have Starter Pro, Home Pro, Business Pro, Reseller Pro or Premium Web Hosting with us, <strong>you don&rsquo;t need to take any action<\/strong>. All these web servers have been patched and secured accordingly by our system administration team, and we are closely monitoring industry updates so that if any further fixes are needed we can implement them as quickly as possible.<\/p>\n<hr \/>\n<h3>VPS, Hybrid &amp; Dedicated Servers<\/h3>\n<p>If you &#8211; or your customers &#8211; have an unmanaged server (this includes all Virtual Private Servers, Hybrid Servers, and Dedicated Servers running any flavour of Linux), you will need to check to see if it is vulnerable to GHOST, and then implement the official patch if needed.&nbsp;<strong>We strongly recommend you do this as soon as possible.<\/strong><\/p>\n<p>If you&rsquo;re running Ubuntu:&nbsp;<\/p>\n<pre>\nsudo apt-get update; sudo apt-get install --only-upgrade glibc*<\/pre>\n<p>If you&rsquo;re running CentOS:<\/p>\n<pre>\nsudo yum clean all; sudo yum update glibc<\/pre>\n<p>&nbsp;<\/p>\n<p>3. Reboot your server to complete the install.&nbsp;This is essential in order to ensure you are no longer running vulnerable processes and files.<\/p>\n<hr \/>\n<p>Please note that this is a general Linux security issue, not a Heart Internet one. Therefore, if you have Linux hosting with any other providers anywhere in the world, we strongly recommend you find out if they have taken action to secure their servers or if you need to take action in order to be protected against GHOST.<\/p>\n<p>(<a href=\"https:\/\/www.flickr.com\/photos\/tuncaycoskun\/14204413214\" target=\"_blank\">Header image credit<\/a>)&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Last night a security vulnerability was discovered that affects Linux distributions, allowing hackers to potentially execute code to gain control of hardware. It has been named GHOST (CVE-2015-0235) and is a critical glibc vulnerability.<\/p>\n","protected":false},"author":2,"featured_media":10376,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[29],"tags":[],"class_list":{"0":"post-8027","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-your-website"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Important: GHOST vulnerability update - Heart Internet<\/title>\n<meta name=\"description\" content=\"About the Linux GHOST vulnerability and how we patched it on our servers.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.heartinternet.uk\/blog\/important-ghost-vulnerability-update\/\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Important: GHOST vulnerability update - Heart Internet\" \/>\n<meta property=\"og:description\" content=\"About the Linux GHOST vulnerability and how we patched it on our servers.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.heartinternet.uk\/blog\/important-ghost-vulnerability-update\/\" \/>\n<meta property=\"og:site_name\" content=\"Heart Internet\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/heartinternet\/\" \/>\n<meta property=\"article:published_time\" content=\"2015-01-28T16:14:00+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.heartinternet.uk\/blog\/wp-content\/uploads\/2015\/11\/8027-background.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1620\" \/>\n\t<meta property=\"og:image:height\" content=\"720\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Eliot Chambers-Ostler\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@heartinternet\" \/>\n<meta name=\"twitter:site\" content=\"@heartinternet\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Eliot Chambers-Ostler\" \/>\n\t<meta name=\"twitter:label2\" content=\"Estimated reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.heartinternet.uk\/blog\/important-ghost-vulnerability-update\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.heartinternet.uk\/blog\/important-ghost-vulnerability-update\/\"},\"author\":{\"name\":\"Eliot Chambers-Ostler\",\"@id\":\"https:\/\/heartblog.victory.digital\/#\/schema\/person\/58ed7f27cc0f3ab6e69135742a5eee28\"},\"headline\":\"Important: GHOST vulnerability update\",\"datePublished\":\"2015-01-28T16:14:00+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.heartinternet.uk\/blog\/important-ghost-vulnerability-update\/\"},\"wordCount\":298,\"commentCount\":14,\"publisher\":{\"@id\":\"https:\/\/heartblog.victory.digital\/#organization\"},\"image\":{\"@id\":\"https:\/\/www.heartinternet.uk\/blog\/important-ghost-vulnerability-update\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.heartinternet.uk\/blog\/wp-content\/uploads\/2015\/11\/8027-background.jpg\",\"articleSection\":[\"Your Website\"],\"inLanguage\":\"en-GB\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/www.heartinternet.uk\/blog\/important-ghost-vulnerability-update\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.heartinternet.uk\/blog\/important-ghost-vulnerability-update\/\",\"url\":\"https:\/\/www.heartinternet.uk\/blog\/important-ghost-vulnerability-update\/\",\"name\":\"Important: GHOST vulnerability update - 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