{"id":36475,"date":"2019-10-31T22:11:51","date_gmt":"2019-10-31T19:11:51","guid":{"rendered":"https:\/\/prohoster.info\/blog\/vo-freebsd-ustraneno-6-uyazvimostej\/"},"modified":"2019-10-31T22:11:51","modified_gmt":"2019-10-31T19:11:51","slug":"vo-freebsd-ustraneno-6-uyazvimostej","status":"publish","type":"post","link":"https:\/\/prohoster.info\/pl\/blog\/news\/vo-freebsd-ustraneno-6-uyazvimostej","title":{"rendered":"W FreeBSD usuni\u0119to 6 luk bezpiecze\u0144stwa","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>W FreeBSD naprawiono sze\u015b\u0107 luk, kt\u00f3re mog\u0105 pozwoli\u0107 na podniesienie przywilej\u00f3w w systemie lub uzyskanie dost\u0119pu do danych kernela. Problemy zosta\u0142y naprawione w aktualizacjach 12.0-RELEASE-p8, 11.2-RELEASE-p12 oraz 11.3-RELEASE-p1.<\/p>\n<ul>\n<li class=\"l\"> <noindex><a rel=\"nofollow\" href=\"https:\/\/www.mail-archive.com\/freebsd-announce@freebsd.org\/msg00899.html\">CVE-2019-5606<\/a><\/noindex> \u2014 b\u0142\u0105d w obs\u0142udze wywo\u0142ania close dla deskryptor\u00f3w plik\u00f3w utworzonych przez wywo\u0142anie systemowe posix_openpt mo\u017ce prowadzi\u0107 do zapisu w ju\u017c zwolnionych obszarach pami\u0119ci j\u0105dra (write-after-free). Lokalny napastnik mo\u017ce wykorzysta\u0107 t\u0119 luk\u0119, aby uzyska\u0107 uprawnienia roota lub wydosta\u0107 si\u0119 z jail-a;\n<li class=\"l\"> <noindex><a rel=\"nofollow\" href=\"https:\/\/www.mail-archive.com\/freebsd-announce@freebsd.org\/msg00900.html\">CVE-2019-0053<\/a><\/noindex> \u2014 brak odpowiedniej weryfikacji poprawno\u015bci warto\u015bci podczas przetwarzania zmiennych \u015brodowiskowych w kodzie klienta telnet mo\u017ce prowadzi\u0107 do przepe\u0142nienia bufora przy pr\u00f3bie po\u0142\u0105czenia z z\u0142o\u015bliwym serwerem i zorganizowania ataku wykonania kodu po stronie klienta;\n<li class=\"l\"> <noindex><a rel=\"nofollow\" href=\"https:\/\/www.mail-archive.com\/freebsd-announce@freebsd.org\/msg00901.html\">CVE-2019-5605<\/a><\/noindex> \u2014 b\u0142\u0105d w implementacji freebsd32_ioctl mo\u017ce prowadzi\u0107 do wycieku obszar\u00f3w pami\u0119ci j\u0105dra, kt\u00f3re potencjalnie mog\u0105 zawiera\u0107 pozosta\u0142e dane z bufora terminala lub pami\u0119ci podr\u0119cznej plik\u00f3w;\n<li class=\"l\"> <noindex><a rel=\"nofollow\" href=\"https:\/\/www.mail-archive.com\/freebsd-announce@freebsd.org\/msg00902.html\">CVE-2019-5603<\/a><\/noindex> \u2014 mo\u017cliwo\u015b\u0107 inicjowania przepe\u0142nienia licznika w pseudopliku mqueuefs, co mo\u017ce zosta\u0107 wykorzystane do uzyskania dost\u0119pu do plik\u00f3w, katalog\u00f3w i gniazd innych proces\u00f3w, nale\u017c\u0105cych do innych u\u017cytkownik\u00f3w. Problem ten mo\u017ce by\u0107 tak\u017ce stosowany do wydostania si\u0119 z jail-a oraz, w przypadku posiadania uprawnie\u0144 roota w jail-u, do uzyskania przywilej\u00f3w roota w systemie g\u0142\u00f3wnym;\n<li class=\"l\"> <noindex><a rel=\"nofollow\" href=\"https:\/\/www.mail-archive.com\/freebsd-announce@freebsd.org\/msg00903.html\">CVE-2019-5604<\/a><\/noindex> \u2014 b\u0142\u0105d w sprawdzaniu warto\u015bci parametr\u00f3w \u2018epid\u2019 i \u2018streamid\u2019 w kodzie emulacji urz\u0105dze\u0144 XHCI w hipernadzorze bhyve pozwala na okre\u015blenie warto\u015bci pami\u0119ci poza przydzielonym buforem lub inicjowanie awarii systemu;\n<li class=\"l\"> <noindex><a rel=\"nofollow\" href=\"https:\/\/www.mail-archive.com\/freebsd-announce@freebsd.org\/msg00904.html\">CVE-2019-5607<\/a><\/noindex> \u2014 wyciek licznika referencji dla deskryptor\u00f3w gniazd UNIX, u\u017cywanych do przekazywania uprawnie\u0144 mi\u0119dzy procesami, mo\u017ce by\u0107 wykorzystywany do uzyskania dost\u0119pu roota lub wydostania si\u0119 z jail-a.\n<\/ul>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>\u0179r\u00f3d\u0142o: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=51167\">opennet.ru<\/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 \u0448\u0435\u0441\u0442\u044c \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0435\u0439, \u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0442 \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 \u0438\u043b\u0438 \u043f\u043e\u043b\u0443\u0447\u0438\u0442\u044c \u0434\u043e\u0441\u0442\u0443\u043f \u043a \u0434\u0430\u043d\u043d\u044b\u043c \u044f\u0434\u0440\u0430. \u041f\u0440\u043e\u0431\u043b\u0435\u043c\u044b \u0438\u0441\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u044b \u0432 \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u044f\u0445 12.0-RELEASE-p8, 11.2-RELEASE-p12 \u0438 11.3-RELEASE-p1. CVE-2019-5606 &#8212; \u043e\u0448\u0438\u0431\u043a\u0430 \u0432 \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u0435 \u0432\u044b\u0437\u043e\u0432\u0430 close \u0434\u043b\u044f \u0444\u0430\u0439\u043b\u043e\u0432\u044b\u0445 \u0434\u0435\u0441\u043a\u0440\u0438\u043f\u0442\u043e\u0440\u043e\u0432, \u0441\u043e\u0437\u0434\u0430\u043d\u043d\u044b\u0445 \u0447\u0435\u0440\u0435\u0437 \u0441\u0438\u0441\u0442\u0435\u043c\u043d\u044b\u0439 \u0432\u044b\u0437\u043e\u0432 posix_openpt, \u043c\u043e\u0436\u0435\u0442 \u043f\u0440\u0438\u0432\u0435\u0441\u0442\u0438 \u043a \u0437\u0430\u043f\u0438\u0441\u0438 \u0432 \u0443\u0436\u0435 \u043e\u0441\u0432\u043e\u0431\u043e\u0436\u0434\u0451\u043d\u043d\u044b\u0435 \u043e\u0431\u043b\u0430\u0441\u0442\u0438 \u043f\u0430\u043c\u044f\u0442\u0438 \u044f\u0434\u0440\u0430 (write-after-free). \u041b\u043e\u043a\u0430\u043b\u044c\u043d\u044b\u0439 \u0437\u043b\u043e\u0443\u043c\u044b\u0448\u043b\u0435\u043d\u043d\u0438\u043a \u043c\u043e\u0436\u0435\u0442 [&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-36475","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.1.1 - 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Problemy zosta\u0142y naprawione w aktualizacjach 12.0-RELEASE-p8, 11.2-RELEASE-p12 oraz 11.3-RELEASE-p1.","canonical_url":"https:\/\/prohoster.info\/pl\/blog\/news\/vo-freebsd-ustraneno-6-uyazvimostej","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":null,"og:locale":"pl_PL","og:site_name":"ProHoster | \u041a\u0443\u043f\u0438\u0442\u044c \u043d\u0430\u0434\u0435\u0436\u043d\u044b\u0439 \u0445\u043e\u0441\u0442\u0438\u043d\u0433 \u0434\u043b\u044f \u0441\u0430\u0439\u0442\u043e\u0432 \u0441 \u0437\u0430\u0449\u0438\u0442\u043e\u0439 \u043e\u0442 DDoS, VPS VDS \u0441\u0435\u0440\u0432\u0435\u0440\u044b","og:type":"article","og:title":"\ud83e\udd47\u0412\u043e FreeBSD \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u043e 6 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0435\u0439 | ProHoster","og:description":"\u0412\u043e FreeBSD \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u043e \u0448\u0435\u0441\u0442\u044c \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0435\u0439, \u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0442 \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 \u0438\u043b\u0438 \u043f\u043e\u043b\u0443\u0447\u0438\u0442\u044c \u0434\u043e\u0441\u0442\u0443\u043f \u043a \u0434\u0430\u043d\u043d\u044b\u043c \u044f\u0434\u0440\u0430. \u041f\u0440\u043e\u0431\u043b\u0435\u043c\u044b \u0438\u0441\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u044b \u0432 \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u044f\u0445 12.0-RELEASE-p8, 11.2-RELEASE-p12 \u0438 11.3-RELEASE-p1.","og:url":"https:\/\/prohoster.info\/pl\/blog\/news\/vo-freebsd-ustraneno-6-uyazvimostej","og:image":"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg","og:image:secure_url":"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg","og:image:width":350,"og:image:height":350,"article:published_time":"2019-10-31T19:11:51+00:00","article:modified_time":"2019-10-31T19:11:51+00:00","article:publisher":"https:\/\/www.facebook.com\/prohoster","article:author":"https:\/\/www.facebook.com\/prohoster"},"aioseo_meta_data":{"post_id":"36475","title":null,"description":null,"keywords":null,"keyphrases":null,"primary_term":null,"canonical_url":null,"og_title":null,"og_description":null,"og_object_type":"default","og_image_type":"default","og_image_url":null,"og_image_width":null,"og_image_height":null,"og_image_custom_url":null,"og_image_custom_fields":null,"og_video":null,"og_custom_url":null,"og_article_section":null,"og_article_tags":null,"twitter_use_og":false,"twitter_card":"default","twitter_image_type":"default","twitter_image_url":null,"twitter_image_custom_url":null,"twitter_image_custom_fields":null,"twitter_title":null,"twitter_description":null,"schema":{"blockGraphs":[],"customGraphs":[],"default":{"data":{"Article":[],"Course":[],"Dataset":[],"FAQPage":[],"Movie":[],"Person":[],"Product":[],"ProductReview":[],"Car":[],"Recipe":[],"Service":[],"SoftwareApplication":[],"WebPage":[]},"graphName":"","isEnabled":true},"graphs":[]},"schema_type":null,"schema_type_options":null,"pillar_content":false,"robots_default":true,"robots_noindex":false,"robots_noarchive":false,"robots_nosnippet":false,"robots_nofollow":false,"robots_noimageindex":false,"robots_noodp":false,"robots_notranslate":false,"robots_max_snippet":null,"robots_max_videopreview":null,"robots_max_imagepreview":"large","priority":null,"frequency":null,"local_seo":null,"seo_analyzer_scan_date":"2026-01-22 03:29:19","breadcrumb_settings":null,"limit_modified_date":false,"reviewed_by":null,"ai":null,"created":"2021-03-01 01:44:23","updated":"2026-01-22 03:29:19","focus_keyword":null,"additional_keywords":null,"truseo_locale":null},"gt_translate_keys":[{"key":"link","format":"url"}],"_links":{"self":[{"href":"https:\/\/prohoster.info\/pl\/wp-json\/wp\/v2\/posts\/36475","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/prohoster.info\/pl\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/prohoster.info\/pl\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/prohoster.info\/pl\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/prohoster.info\/pl\/wp-json\/wp\/v2\/comments?post=36475"}],"version-history":[{"count":0,"href":"https:\/\/prohoster.info\/pl\/wp-json\/wp\/v2\/posts\/36475\/revisions"}],"wp:attachment":[{"href":"https:\/\/prohoster.info\/pl\/wp-json\/wp\/v2\/media?parent=36475"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/prohoster.info\/pl\/wp-json\/wp\/v2\/categories?post=36475"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/prohoster.info\/pl\/wp-json\/wp\/v2\/tags?post=36475"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}