{"id":93182,"date":"2020-09-04T07:41:58","date_gmt":"2020-09-04T05:41:58","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/obnovlenie-gnupg-2-2-23-s-ustraneniem-kriticheskoj-uyazvimosti"},"modified":"2020-09-04T07:41:58","modified_gmt":"2020-09-04T05:41:58","slug":"obnovlenie-gnupg-2-2-23-s-ustraneniem-kriticheskoj-uyazvimosti","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sk\/blog\/news\/obnovlenie-gnupg-2-2-23-s-ustraneniem-kriticheskoj-uyazvimosti","title":{"rendered":"Aktualiz\u00e1cia GnuPG 2.2.23 s odstr\u00e1nen\u00edm kritickej zranite\u013enosti","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><noindex><a rel=\"nofollow\" href=\"https:\/\/lists.gnupg.org\/pipermail\/gnupg-announce\/2020q3\/000448.html\">Zverejnen\u00e9<\/a><\/noindex>  vydanie n\u00e1stroja  <noindex><a rel=\"nofollow\" href=\"https:\/\/gnupg.org\/\">GnuPG 2.2.23<\/a><\/noindex> (GNU Privacy Guard), kompatibiln\u00fd so \u0161tandardmi OpenPGP (<noindex><a rel=\"nofollow\" href=\"https:\/\/tools.ietf.org\/html\/rfc4880\">RFC-4880<\/a><\/noindex>) a S\/MIME, a poskytuj\u00faci n\u00e1stroje na \u0161ifrovanie d\u00e1t, pr\u00e1cu s elektronick\u00fdmi podpismi, spr\u00e1vu k\u013e\u00fa\u010dov a pr\u00edstup k verejn\u00fdm \u00falo\u017eisk\u00e1m k\u013e\u00fa\u010dov. V novej verzii bola odstr\u00e1nen\u00e1 kritick\u00e1 zranite\u013enos\u0165 (<noindex><a rel=\"nofollow\" href=\"https:\/\/security-tracker.debian.org\/tracker\/CVE-2020-25125\">CVE-2020-25125<\/a><\/noindex>), ktor\u00e1 sa prejavuje od verzie 2.2.21 a je zneu\u017eite\u013en\u00e1 pri importe \u0161peci\u00e1lne upraven\u00e9ho k\u013e\u00fa\u010da OpenPGP.<\/p>\n<p>Import k\u013e\u00fa\u010da so \u0161peci\u00e1lne upraven\u00fdm ve\u013ek\u00fdm zoznamom algoritmov AEAD m\u00f4\u017ee vies\u0165 k prete\u010deniu poli a p\u00e1du alebo neur\u010dit\u00fdm spr\u00e1vam. Poznamen\u00e1va sa, \u017ee vytvorenie expl\u00f3itu, ktor\u00fd by sp\u00f4sobil nielen p\u00e1d, je zlo\u017eitou \u00falohou, ale t\u00e1to mo\u017enos\u0165 nie je vyl\u00fa\u010den\u00e1. Hlavn\u00e1 \u0165a\u017ekos\u0165 pri n\u00e1vrhu expl\u00f3itu spo\u010d\u00edva v tom, \u017ee \u00fato\u010dn\u00edk m\u00f4\u017ee ovl\u00e1da\u0165 len ka\u017ed\u00fd druh\u00fd byte sekvencie, pri\u010dom prv\u00fd byte m\u00e1 v\u017edy hodnotu 0x04. Syst\u00e9my distrib\u00facie softv\u00e9ru s overen\u00edm prostredn\u00edctvom digit\u00e1lnych k\u013e\u00fa\u010dov s\u00fa mimo nebezpe\u010denstva, preto\u017ee pou\u017e\u00edvaj\u00fa vopred ur\u010den\u00fd zoznam k\u013e\u00fa\u010dov.<\/p>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>Zdroj: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=53655\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0440\u0435\u043b\u0438\u0437 \u0438\u043d\u0441\u0442\u0440\u0443\u043c\u0435\u043d\u0442\u0430\u0440\u0438\u044f GnuPG 2.2.23 (GNU Privacy Guard), \u0441\u043e\u0432\u043c\u0435\u0441\u0442\u0438\u043c\u043e\u0433\u043e \u0441\u043e \u0441\u0442\u0430\u043d\u0434\u0430\u0440\u0442\u0430\u043c\u0438 OpenPGP (RFC-4880) \u0438 S\/MIME, \u0438 \u043f\u0440\u0435\u0434\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u044e\u0449\u0435\u0433\u043e \u0443\u0442\u0438\u043b\u0438\u0442\u044b \u0434\u043b\u044f \u0448\u0438\u0444\u0440\u043e\u0432\u0430\u043d\u0438\u044f \u0434\u0430\u043d\u043d\u044b\u0445, \u0440\u0430\u0431\u043e\u0442\u044b \u0441 \u044d\u043b\u0435\u043a\u0442\u0440\u043e\u043d\u043d\u044b\u043c\u0438 \u043f\u043e\u0434\u043f\u0438\u0441\u044f\u043c\u0438, \u0443\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u044f \u043a\u043b\u044e\u0447\u0430\u043c\u0438 \u0438 \u0434\u043e\u0441\u0442\u0443\u043f\u0430 \u043a \u043f\u0443\u0431\u043b\u0438\u0447\u043d\u044b\u043c \u0445\u0440\u0430\u043d\u0438\u043b\u0438\u0449\u0430\u043c \u043a\u043b\u044e\u0447\u0435\u0439. \u0412 \u043d\u043e\u0432\u043e\u0439 \u0432\u0435\u0440\u0441\u0438\u0438 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0430 \u043a\u0440\u0438\u0442\u0438\u0447\u0435\u0441\u043a\u0430\u044f \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c (CVE-2020-25125), \u043f\u0440\u043e\u044f\u0432\u043b\u044f\u044e\u0449\u0430\u044f\u0441\u044f \u043d\u0430\u0447\u0438\u043d\u0430\u044f \u0441 \u0432\u0435\u0440\u0441\u0438\u0438 2.2.21 \u0438 \u044d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0438\u0440\u0443\u0435\u043c\u0430\u044f \u043f\u0440\u0438 \u0438\u043c\u043f\u043e\u0440\u0442\u0435 \u0441\u043f\u0435\u0446\u0438\u0430\u043b\u044c\u043d\u043e \u043e\u0444\u043e\u0440\u043c\u043b\u0435\u043d\u043d\u043e\u0433\u043e \u043a\u043b\u044e\u0447\u0430 OpenPGP. \u0418\u043c\u043f\u043e\u0440\u0442 \u043a\u043b\u044e\u0447\u0430 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-93182","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0440\u0435\u043b\u0438\u0437 \u0438\u043d\u0441\u0442\u0440\u0443\u043c\u0435\u043d\u0442\u0430\u0440\u0438\u044f GnuPG.\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"Yuri Gagarin\"\/>\n\t<link rel=\"canonical\" href=\"https:\/\/prohoster.info\/sk\/blog\/news\/obnovlenie-gnupg-2-2-23-s-ustraneniem-kriticheskoj-uyazvimosti\" \/>\n\t\t<meta name=\"generator\" 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