{"id":27019,"date":"2016-11-15T02:28:56","date_gmt":"2016-11-14T19:28:56","guid":{"rendered":"http:\/\/deepquest.code511.com\/blog\/2016\/11\/microsoft-internet-explorer-11-mshtml-cmapelementnotify-use-after-free\/"},"modified":"2016-11-15T02:28:56","modified_gmt":"2016-11-14T19:28:56","slug":"microsoft-internet-explorer-11-mshtml-cmapelementnotify-use-after-free","status":"publish","type":"post","link":"https:\/\/deepquest.code511.com\/blog\/2016\/11\/microsoft-internet-explorer-11-mshtml-cmapelementnotify-use-after-free\/","title":{"rendered":"Microsoft Internet Explorer 11 MSHTML CMapElement::Notify Use-After-Free"},"content":{"rendered":"<p>A specially crafted web-page can cause MSIE 11 to interrupt the handling of one readystatechange event with another. This interrupts a call to one of the various CElement::Notify functions to make another such call and at least one of these functions is non-reentrant. This can have various repercussions, e.g. when an attacker triggers this vulnerability using a CMapElement object, a reference to that object can be stored in a linked list and the object itself can be freed. This pointer can later be re-used to cause a classic use-after-free issue.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>A specially crafted web-page can cause MSIE 11 to interrupt the handling of one readystatechange event with another. This interrupts a call to one of the various CElement::Notify functions to&#8230;<\/p>\n","protected":false},"author":439,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_seopress_robots_primary_cat":"","_seopress_titles_title":"","_seopress_titles_desc":"","_seopress_robots_index":"","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":""},"categories":[43],"tags":[],"class_list":["post-27019","post","type-post","status-publish","format-standard","hentry","category-exploit"],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/p4bBYZ-71N","_links":{"self":[{"href":"https:\/\/deepquest.code511.com\/blog\/wp-json\/wp\/v2\/posts\/27019","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/deepquest.code511.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/deepquest.code511.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/deepquest.code511.com\/blog\/wp-json\/wp\/v2\/users\/439"}],"replies":[{"embeddable":true,"href":"https:\/\/deepquest.code511.com\/blog\/wp-json\/wp\/v2\/comments?post=27019"}],"version-history":[{"count":0,"href":"https:\/\/deepquest.code511.com\/blog\/wp-json\/wp\/v2\/posts\/27019\/revisions"}],"wp:attachment":[{"href":"https:\/\/deepquest.code511.com\/blog\/wp-json\/wp\/v2\/media?parent=27019"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/deepquest.code511.com\/blog\/wp-json\/wp\/v2\/categories?post=27019"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/deepquest.code511.com\/blog\/wp-json\/wp\/v2\/tags?post=27019"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}