Intel ve AMD, Rusya\u2019ya \u00e7ip sat\u0131\u015f\u0131n\u0131 durdurdu<\/a><\/p>\n\n\n\nAra\u015ft\u0131rmac\u0131lar taraf\u0131ndan Spectre-BhB ad\u0131, ilk ke\u015ffedildi\u011finde BHI, dal ge\u00e7mi\u015fi ekleme anlam\u0131na gelir. Ara\u015ft\u0131rmac\u0131lara g\u00f6re, BHI’ye sahip Intel i\u015flemciler, kritik belle\u011fi k\u0131rma konusunda ampirik bir risk ta\u015f\u0131yor.
Amsterdam’daki Vrije \u00dcniversitesi’nden ara\u015ft\u0131rmac\u0131lar, verilerin i\u015flemcinin ana belle\u011finden rasgele \u00e7\u0131kar\u0131lmas\u0131na izin veren bir a\u00e7\u0131\u011f\u0131 yay\u0131nlad\u0131. Bu tehlike g\u00fcvenlik a\u00e7\u0131klar\u0131n\u0131 tespit etmek i\u00e7in kullan\u0131lan bir program olarak a\u00e7\u0131kland\u0131. Programla ki\u015fisel veriler ve parolalar, k\u00f6k parola dosyas\u0131ndan al\u0131nabiliyor.<\/p>\n\n\n\n
Farkl\u0131 ayr\u0131cal\u0131k d\u00fczeylerinden veri s\u0131z\u0131nt\u0131lar\u0131na ek olarak, g\u00fcvenlik a\u00e7\u0131klar\u0131 da \u00e7ekirdek \u00fczerinden sald\u0131r\u0131 yapmak i\u00e7in kullan\u0131labilir. \u00d6rne\u011fin, \u00e7ekirdek belle\u011fin i\u00e7eri\u011fi, kullan\u0131c\u0131 taraf\u0131ndan indirilen EBPF (A\u011f Trafi\u011fi Teknolojisi) program\u0131 veya \u00e7ekirdekteki Spectre gadget’\u0131 kullan\u0131larak de\u011fi\u015ftirilebilir.<\/p>\n\n\n\n
Hangi i\u015flemciler Spectre-BHB (BHI) g\u00fcvenlik a\u00e7\u0131\u011f\u0131na kar\u015f\u0131 savunmas\u0131zd\u0131r? <\/h2>\n\n\n\n
G\u00fcvenlik Raporu, 2013’ten beri piyasaya s\u00fcr\u00fclen t\u00fcm Intel i\u015flemcilerin bu tehditten etkilenebilece\u011fini belirtiyor. Ayr\u0131ca\u00a013. Nesil Raptor Lake<\/strong>\u00a0ve\u00a014. Nesil Meteor Lak<\/strong>e nesli de oldu\u011fu gibi tehlikede.<\/p>\n\n\n\nARM taraf\u0131nda Cortex A15, A57, A72 ve Neoverse V1, N1 ve N2 \u00e7ekirdek tehlikesi var. Ancak Apple ve Qualcomm yongalar\u0131n\u0131n \u00f6zel olarak tasarland\u0131klar\u0131 i\u00e7in Spectre’den etkilenip etkilenmedi\u011fi bilinmiyor. \u0130lk testlerde AMD i\u015flemcilerin tehlikede olmad\u0131\u011f\u0131na inan\u0131l\u0131yor.<\/p>\n\n\n\n
Bu nedenle hem Intel hem de ARM, g\u00fcvenlik a\u00e7\u0131\u011f\u0131 g\u00fcncellemelerini yay\u0131nlamak zorunda kalacak, ancak \u015firketler g\u00fcvenlik a\u00e7\u0131\u011f\u0131yla ne yapacaklar\u0131na dair herhangi bir a\u00e7\u0131klama gelmedi.<\/p>\n\n\n\n
Intel ve Arm Spectre a\u00e7\u0131klar\u0131 hakk\u0131ndaki d\u00fc\u015f\u00fcncelerinizi yorum k\u0131sm\u0131ndan bizlerle payla\u015fmay\u0131 unutmay\u0131n.<\/p>\n","protected":false},"excerpt":{"rendered":"
Intel ve Arm cihazlar\u0131n\u0131 etkilemeye ba\u015flayan yeni bir Spectre g\u00fcvenlik a\u00e7\u0131\u011f\u0131 t\u00fcm kullan\u0131c\u0131lar\u0131 tehdit ediyor. G\u00fcvenlik \u00f6nlemi olarak yasaklanm\u0131\u015f bir kod dizisini ger\u00e7ekle\u015ftirmek i\u00e7in i\u015flemcilere izinsiz girebilecek bir\u00e7ok g\u00fcvenlik a\u00e7\u0131\u011f\u0131 olsa da \u015firketler \u00f6zel yaz\u0131l\u0131mlarla bu a\u00e7\u0131klardan korunmaya \u00e7al\u0131\u015f\u0131yor. Ancak Intel ile i\u015fbirli\u011fi i\u00e7inde olan VUSec ara\u015ft\u0131rma grubu, en son Intel 12 raporunda 2. nesil […]<\/p>\n","protected":false},"author":10,"featured_media":18123,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[3161],"class_list":["post-18122","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-teknoloji","tag-intel-ve-arm-ciddi-bir-guvenlik-acigyla-karsi-karsiya"],"_links":{"self":[{"href":"https:\/\/www.indir.com\/haber\/wp-json\/wp\/v2\/posts\/18122","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.indir.com\/haber\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.indir.com\/haber\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.indir.com\/haber\/wp-json\/wp\/v2\/users\/10"}],"replies":[{"embeddable":true,"href":"https:\/\/www.indir.com\/haber\/wp-json\/wp\/v2\/comments?post=18122"}],"version-history":[{"count":0,"href":"https:\/\/www.indir.com\/haber\/wp-json\/wp\/v2\/posts\/18122\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.indir.com\/haber\/wp-json\/wp\/v2\/media\/18123"}],"wp:attachment":[{"href":"https:\/\/www.indir.com\/haber\/wp-json\/wp\/v2\/media?parent=18122"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.indir.com\/haber\/wp-json\/wp\/v2\/categories?post=18122"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.indir.com\/haber\/wp-json\/wp\/v2\/tags?post=18122"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}