{"id":87780,"date":"2020-07-10T01:42:17","date_gmt":"2020-07-09T23:42:17","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/uyazvimosti-v-libc-i-ipv6-steke-freebsd"},"modified":"2020-07-10T01:42:17","modified_gmt":"2020-07-09T23:42:17","slug":"uyazvimosti-v-libc-i-ipv6-steke-freebsd","status":"publish","type":"post","link":"https:\/\/prohoster.info\/lv\/blog\/news\/uyazvimosti-v-libc-i-ipv6-steke-freebsd","title":{"rendered":"Vainojam\u012bbas libc un IPv6 steka FreeBSD","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>FreeBSD ir atrisin\u0101tas vair\u0101kas ievainojam\u012bbas, kas \u013cauj viet\u0113jiem lietot\u0101jiem palielin\u0101t savas privil\u0113\u0123ijas sist\u0113m\u0101:<\/p>\n<ul>\n<li class=\"l\"> <noindex><a rel=\"nofollow\" href=\"https:\/\/lists.freebsd.org\/pipermail\/freebsd-announce\/2020-July\/001968.html\">CVE-2020-7458<\/a><\/noindex> \u2014 ievainojam\u012bba posix_spawnp meh\u0101nism\u0101, ko nodro\u0161ina libc procesu rad\u012b\u0161anai, kas tiek izmantota, nor\u0101dot p\u0101r\u0101k lielu v\u0113rt\u012bbu MAIN\u012aG\u0100 PATH. Ievainojam\u012bba var izrais\u012bt datu rakst\u012b\u0161anu \u0101rpus atmi\u0146as zonas, kas rezerv\u0113ta stekam, un \u013cauj p\u0101rwrite controll\u0113tos v\u0113rt\u012bbu saturu blakus eso\u0161ajos buferos.\n<li class=\"l\"> <noindex><a rel=\"nofollow\" href=\"https:\/\/lists.freebsd.org\/pipermail\/freebsd-announce\/2020-July\/001970.html\">CVE-2020-7457<\/a><\/noindex> \u2014 ievainojam\u012bba IPv6 stek\u0101, kas \u013cauj lok\u0101lajam lietot\u0101jam izpild\u012bt savu kodu kodola l\u012bmen\u012b, manipul\u0113jot ar IPV6_2292PKTOPTIONS opciju t\u012bkla soket\u0101.\n<li class=\"l\"> Nov\u0113rstas <noindex><a rel=\"nofollow\" href=\"https:\/\/lists.freebsd.org\/pipermail\/freebsd-announce\/2020-July\/001969.html\">divas neaizsarg\u0101t\u012bbas<\/a><\/noindex> (CVE-2020-12662, CVE-2020-12663) pieg\u0101d\u0101taj\u0101 DNS server\u012b <noindex><a rel=\"nofollow\" href=\"https:\/\/nlnetlabs.nl\/projects\/unbound\">Unbound<\/a><\/noindex>, kas \u013cauj izsaukt att\u0101lin\u0101tu pakalpojuma atteikumu, piek\u013c\u016bstot \u013caundara kontrol\u0113tajam serverim vai izmantot DNS serveri k\u0101 trafika pastiprin\u0101t\u0101ju DDoS uzbrukumu veik\u0161anai.\n<\/ul>\n<p>Turkl\u0101t ir atrisin\u0101tas tr\u012bs ar dro\u0161\u012bbu nesasaist\u012btas probl\u0113mas (errata), kas var novest pie kodola av\u0101rijas, lietojot draiveri <noindex><a rel=\"nofollow\" href=\"https:\/\/lists.freebsd.org\/pipermail\/freebsd-announce\/2020-July\/001967.html\">mps<\/a><\/noindex> (izpildot komandu sas2ircu), apak\u0161sist\u0113mu <noindex><a rel=\"nofollow\" href=\"https:\/\/lists.freebsd.org\/pipermail\/freebsd-announce\/2020-July\/001966.html\">LinuxKPI<\/a><\/noindex> (X11 p\u0101radres\u0101cijas gad\u012bjum\u0101) un hipervizoru <noindex><a rel=\"nofollow\" href=\"https:\/\/lists.freebsd.org\/pipermail\/freebsd-announce\/2020-July\/001965.html\">bhyve<\/a><\/noindex> (PCI ier\u012b\u010du p\u0101rs\u016bt\u012b\u0161anas gad\u012bjum\u0101).<\/p>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>Avots: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=53317\">opennet.lv<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0412\u043e FreeBSD \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u043e \u043d\u0435\u0441\u043a\u043e\u043b\u044c\u043a\u043e \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0435\u0439, \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0438\u0445 \u043b\u043e\u043a\u0430\u043b\u044c\u043d\u043e\u043c\u0443 \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044e \u043f\u043e\u0432\u044b\u0441\u0438\u0442\u044c \u0441\u0432\u043e\u0438 \u043f\u0440\u0438\u0432\u0438\u043b\u0435\u0433\u0438\u0438 \u0432 \u0441\u0438\u0441\u0442\u0435\u043c\u0435: CVE-2020-7458 &#8212; \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u0432 \u043c\u0435\u0445\u0430\u043d\u0438\u0437\u043c\u0435 posix_spawnp, \u043f\u0440\u0435\u0434\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u043c\u043e\u043c \u0432 libc \u0434\u043b\u044f \u0441\u043e\u0437\u0434\u0430\u043d\u0438\u044f \u043f\u0440\u043e\u0446\u0435\u0441\u0441\u043e\u0432, \u044d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0438\u0440\u0443\u0435\u043c\u0430\u044f \u0447\u0435\u0440\u0435\u0437 \u0443\u043a\u0430\u0437\u0430\u043d\u0438\u0435 \u0441\u043b\u0438\u0448\u043a\u043e\u043c \u0431\u043e\u043b\u044c\u0448\u043e\u0433\u043e \u0437\u043d\u0430\u0447\u0435\u043d\u0438\u044f \u0432 \u043f\u0435\u0440\u0435\u043c\u0435\u043d\u043d\u043e\u0439 \u043e\u043a\u0440\u0443\u0436\u0435\u043d\u0438\u0438 PATH. \u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u043c\u043e\u0436\u0435\u0442 \u043f\u0440\u0438\u0432\u0435\u0441\u0442\u0438 \u043a \u0437\u0430\u043f\u0438\u0441\u0438 \u0434\u0430\u043d\u043d\u044b\u0445 \u0437\u0430 \u043f\u0440\u0435\u0434\u0435\u043b\u044b \u043e\u0431\u043b\u0430\u0441\u0442\u0438 \u043f\u0430\u043c\u044f\u0442\u0438, \u0432\u044b\u0434\u0435\u043b\u0435\u043d\u043d\u043e\u0439 \u043f\u043e\u0434 \u0441\u0442\u0435\u043a, \u0438 \u0434\u0430\u0451\u0442 \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u044c \u043f\u0435\u0440\u0435\u043f\u0438\u0441\u0430\u0442\u044c \u0441\u043e\u0434\u0435\u0440\u0436\u0438\u043c\u043e\u0435 \u0440\u0430\u0441\u043f\u043e\u043b\u043e\u0436\u0435\u043d\u043d\u044b\u0445 \u0441\u043b\u0435\u0434\u043e\u043c [&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-87780","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.5 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u0412\u043e FreeBSD \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u043e \u043d\u0435\u0441\u043a\u043e\u043b\u044c\u043a\u043e \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0435\u0439, \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0438\u0445 \u043b\u043e\u043a\u0430\u043b\u044c\u043d\u043e\u043c\u0443 \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044e \u043f\u043e\u0432\u044b\u0441\u0438\u0442\u044c \u0441\u0432\u043e\u0438 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