{"id":59,"date":"2009-02-19T17:02:18","date_gmt":"2009-02-19T11:32:18","guid":{"rendered":"https:\/\/www.qadit.com\/blog\/?p=59"},"modified":"2009-02-20T15:00:25","modified_gmt":"2009-02-20T09:30:25","slug":"tech-terminology-demystified-buffer-overflow","status":"publish","type":"post","link":"https:\/\/qadit.com\/blog\/tech-terminology-demystified-buffer-overflow\/","title":{"rendered":"Tech Terminology Demystified &#8211; Buffer Overflow"},"content":{"rendered":"<p style=\"text-align: justify;\">A buffer overflow, or buffer overrun, occurs when a program or processattempts to store data beyond the boundaries of a fixed-length buffer (which is a temporary data storage area).<!--more--><\/p>\n<p style=\"text-align: justify;\">&nbsp;<\/p>\n<p style=\"text-align: justify;\">\nSince buffers are created to contain a finite amount of data, the extra information &#8211; which has to go somewhere &#8211; can overflow into adjacent buffers, corrupting or overwriting the valid data held in them.<\/p>\n<p style=\"text-align: justify;\">&nbsp;<\/p>\n<p style=\"text-align: justify;\">\nThe result is that the extra data overwrites adjacent memory locations. The overwritten data may include other buffers, variables and program flow data, and may result in erratic program behavior, a memory access exception, program termination (a crash), incorrect results or a possible breach of system security.<br \/>\n\u00a0<\/p>\n<p style=\"text-align: justify;\">&nbsp;<\/p>\n<p style=\"text-align: justify;\">\nRead Wikipedia\u2019s entry on <a href=\"https:\/\/en.wikipedia.org\/wiki\/Buffer_overflow\">buffer overflow here.<\/a><\/p>\n<p style=\"text-align: justify;\">&nbsp;<\/p>\n<p style=\"text-align: justify;\">\nFor a detailed analysis of how such a vulnerability is attacked read this detailed article by Maciej Ogorkiewicz &amp; Piotr Frej at <a href=\"https:\/\/www.windowsecurity.com\/articles\/Analysis_of_Buffer_Overflow_Attacks.html\">WindowSecurity.com<\/a>. <\/p>\n<p>\u00a0<\/p>\n<p>\u00a0<\/p>\n<p><\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>A buffer overflow, or buffer overrun, occurs when a program or processattempts to store data beyond the boundaries of a fixed-length buffer (which is a temporary data storage area).<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"_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":false,"jetpack_social_options":{"image_generator_settings":{"template":"highway","enabled":false},"version":2}},"categories":[12],"tags":[23],"class_list":["post-59","post","type-post","status-publish","format-standard","hentry","category-itsec","tag-buffer-overflow"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/p9AH7Q-X","_links":{"self":[{"href":"https:\/\/qadit.com\/blog\/wp-json\/wp\/v2\/posts\/59","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/qadit.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/qadit.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/qadit.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/qadit.com\/blog\/wp-json\/wp\/v2\/comments?post=59"}],"version-history":[{"count":0,"href":"https:\/\/qadit.com\/blog\/wp-json\/wp\/v2\/posts\/59\/revisions"}],"wp:attachment":[{"href":"https:\/\/qadit.com\/blog\/wp-json\/wp\/v2\/media?parent=59"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/qadit.com\/blog\/wp-json\/wp\/v2\/categories?post=59"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/qadit.com\/blog\/wp-json\/wp\/v2\/tags?post=59"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}