{"id":15741,"date":"2016-10-25T15:42:47","date_gmt":"2016-10-25T14:42:47","guid":{"rendered":"http:\/\/www.recantha.co.uk\/blog\/?p=15741"},"modified":"2016-10-25T15:42:47","modified_gmt":"2016-10-25T14:42:47","slug":"dirty-cow-linux-vulnerability-affects-the-raspberry-pi-heres-how-to-fix-it","status":"publish","type":"post","link":"https:\/\/www.recantha.co.uk\/blog\/?p=15741","title":{"rendered":"Dirty Cow Linux vulnerability affects the Raspberry Pi &#8211; here&#8217;s how to fix it"},"content":{"rendered":"<p><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-15742\" src=\"https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2016\/10\/dirty-cow.jpeg?resize=560%2C294&#038;ssl=1\" alt=\"dirty-cow\" width=\"560\" height=\"294\" srcset=\"https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2016\/10\/dirty-cow.jpeg?w=600&amp;ssl=1 600w, https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2016\/10\/dirty-cow.jpeg?resize=300%2C158&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2016\/10\/dirty-cow.jpeg?resize=560%2C294&amp;ssl=1 560w, https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2016\/10\/dirty-cow.jpeg?resize=260%2C137&amp;ssl=1 260w, https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2016\/10\/dirty-cow.jpeg?resize=160%2C84&amp;ssl=1 160w\" sizes=\"auto, (max-width: 560px) 100vw, 560px\" \/><\/p>\n<p>There is a security vulnerability affecting Linux at the moment called &#8220;Dirty Cow&#8221;. It affects the copy-on-write mechanism (hence the name) and can be very dangerous as it allows malicious hackers to take control of your computer or device, including the Pi. Thanks to the engineers at Raspberry Pi, there is already a fix available for our single board computers. To install it, do the following at the command prompt:<\/p>\n<pre id=\"crayon-580f6d1d912a6864600664-1\" class=\"crayon-line\">sudo apt-get update\r\nsudo apt-get install raspberrypi-kernel<\/pre>\n<p>Thanks to <a href=\"https:\/\/www.raspberrypi.org\/magpi\/fix-dirty-cow-raspberry-pi\/\" target=\"_blank\">The MagPi for posting about this<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>There is a security vulnerability affecting Linux at the moment called &#8220;Dirty Cow&#8221;. It affects the copy-on-write mechanism (hence the name) and can be very dangerous as it allows malicious hackers to take control of your computer or device, including&hellip;<\/p>\n<p class=\"more-link-p\"><a class=\"more-link\" href=\"https:\/\/www.recantha.co.uk\/blog\/?p=15741\">Read more &rarr;<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2},"jetpack_post_was_ever_published":false},"categories":[15],"tags":[],"class_list":["post-15741","post","type-post","status-publish","format-standard","hentry","category-distros"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Dirty Cow Linux vulnerability affects the Raspberry Pi - here&#039;s how to fix it - Raspberry Pi Pod<\/title>\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.recantha.co.uk\/blog\/?p=15741\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Dirty Cow Linux vulnerability affects the Raspberry Pi - here&#039;s how to fix it - Raspberry Pi Pod\" \/>\n<meta property=\"og:description\" content=\"There is a security vulnerability affecting Linux at the moment called &#8220;Dirty Cow&#8221;. It affects the copy-on-write mechanism (hence the name) and can be very dangerous as it allows malicious hackers to take control of your computer or device, including&hellip;Read more &rarr;\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.recantha.co.uk\/blog\/?p=15741\" \/>\n<meta property=\"og:site_name\" content=\"Raspberry Pi Pod\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/recantha\/\" \/>\n<meta property=\"article:published_time\" content=\"2016-10-25T14:42:47+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2016\/10\/dirty-cow.jpeg\" \/>\n<meta name=\"author\" content=\"Michael Horne\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@recantha\" \/>\n<meta name=\"twitter:site\" content=\"@recantha\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Michael Horne\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.recantha.co.uk\\\/blog\\\/?p=15741#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.recantha.co.uk\\\/blog\\\/?p=15741\"},\"author\":{\"name\":\"Michael Horne\",\"@id\":\"https:\\\/\\\/www.recantha.co.uk\\\/blog\\\/#\\\/schema\\\/person\\\/c27c4ef2ee1c18b130f1fcd5dcdbb263\"},\"headline\":\"Dirty Cow Linux vulnerability affects the Raspberry Pi &#8211; 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You can get the new desktop by downloading a new image for your Pi or by typing in the following instructions: sudo apt-get update sudo apt-get dist-upgrade\u2026","rel":"","context":"In &quot;Raspberry Pi Foundation&quot;","block_context":{"text":"Raspberry Pi Foundation","link":"https:\/\/www.recantha.co.uk\/blog\/?cat=42"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.raspberrypi.org\/wp-content\/uploads\/2014\/12\/clean_menus-500x313.png?resize=350%2C200","width":350,"height":200},"classes":[]},{"id":11971,"url":"https:\/\/www.recantha.co.uk\/blog\/?p=11971","url_meta":{"origin":15741,"position":1},"title":"GPIO problems on the Raspberry Pi 2","author":"Michael Horne","date":"9 February 2015","format":false,"excerpt":"EDIT\/UPDATE: This issue is now resolved Simply update your Raspberry Pi to fix this issue: sudo apt-get update sudo apt-get upgrade There is currently an issue with using the GPIO pins on the Raspberry Pi 2. The issue concerns the RPi.GPIO Python library, which currently does not work properly. The\u2026","rel":"","context":"In &quot;GPIO boards&quot;","block_context":{"text":"GPIO boards","link":"https:\/\/www.recantha.co.uk\/blog\/?cat=20"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2015\/02\/gpio.gif?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2015\/02\/gpio.gif?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2015\/02\/gpio.gif?resize=525%2C300&ssl=1 1.5x"},"classes":[]},{"id":14158,"url":"https:\/\/www.recantha.co.uk\/blog\/?p=14158","url_meta":{"origin":15741,"position":2},"title":"New version of Raspbian Jessie released for the Raspberry Pi","author":"Michael Horne","date":"12 February 2016","format":false,"excerpt":"A new version of the Raspbian Jessie operating system has been released. The following software packages have been\u00a0updated: Sonic Pi - now at version 2.9 Scratch has been updated with\u00a0improved sound input capabilities, support for the CamJam EduKit 3 robotics board, basic PWM support in the GPIO server, and various\u2026","rel":"","context":"In &quot;Graphics&quot;","block_context":{"text":"Graphics","link":"https:\/\/www.recantha.co.uk\/blog\/?cat=67"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.raspberrypi.org\/wp-content\/uploads\/2016\/02\/neverball.png?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.raspberrypi.org\/wp-content\/uploads\/2016\/02\/neverball.png?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/www.raspberrypi.org\/wp-content\/uploads\/2016\/02\/neverball.png?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/www.raspberrypi.org\/wp-content\/uploads\/2016\/02\/neverball.png?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":11675,"url":"https:\/\/www.recantha.co.uk\/blog\/?p=11675","url_meta":{"origin":15741,"position":3},"title":"More on the Raspberry Pi desktop update\/upgrade","author":"Michael Horne","date":"29 December 2014","format":false,"excerpt":"Simon Long is the user interface guru at the Raspberry Pi Foundation and is the one responsible for the desktop updates featured in the new Raspbian. He's written about some of the process he went through to improve the desktop and has listed many of the new features here, on\u2026","rel":"","context":"In &quot;Operating systems&quot;","block_context":{"text":"Operating systems","link":"https:\/\/www.recantha.co.uk\/blog\/?cat=15"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.raspberrypi.org\/wp-content\/uploads\/2014\/12\/pprefs.jpg?resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.raspberrypi.org\/wp-content\/uploads\/2014\/12\/pprefs.jpg?resize=350%2C200 1x, https:\/\/i0.wp.com\/www.raspberrypi.org\/wp-content\/uploads\/2014\/12\/pprefs.jpg?resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.raspberrypi.org\/wp-content\/uploads\/2014\/12\/pprefs.jpg?resize=700%2C400 2x"},"classes":[]},{"id":7316,"url":"https:\/\/www.recantha.co.uk\/blog\/?p=7316","url_meta":{"origin":15741,"position":4},"title":"rpi-update and apt-get update\/upgrade on the #RaspberryPi explained","author":"Michael Horne","date":"20 December 2013","format":false,"excerpt":"I'm just sitting here running updates on my Pi in an effort to get camera streaming working and I thought it would help to give an explanation of the various updates you might want to run. I found a rather good answer on Stack Exchange and thought I'd replicate it\u2026","rel":"","context":"In &quot;Geeky Techiness&quot;","block_context":{"text":"Geeky Techiness","link":"https:\/\/www.recantha.co.uk\/blog\/?cat=22"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":14742,"url":"https:\/\/www.recantha.co.uk\/blog\/?p=14742","url_meta":{"origin":15741,"position":5},"title":"Raspbian operating system for Raspberry Pi receives another update","author":"Michael Horne","date":"13 May 2016","format":false,"excerpt":"Simon Long has just posted on the Raspberry Pi Foundation blog about the latest update to the Raspbian operating system. The main changes are as follows: A new taskbar icon and user interface for connecting Bluetooth devices. Support from Bluetooth audio (with some caveats). An SD card copier utility. 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