{"id":100167,"date":"2021-05-14T16:23:01","date_gmt":"2021-05-14T14:23:01","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/obnovlenie-postgresql-s-ustraneniem-uyazvimostej"},"modified":"2021-05-14T16:23:01","modified_gmt":"2021-05-14T14:23:01","slug":"obnovlenie-postgresql-s-ustraneniem-uyazvimostej","status":"publish","type":"post","link":"https:\/\/prohoster.info\/hu\/blog\/news\/obnovlenie-postgresql-s-ustraneniem-uyazvimostej","title":{"rendered":"PostgreSQL friss\u00edt\u00e9s biztons\u00e1gi r\u00e9sekkel kapcsolatos jav\u00edt\u00e1sokkal","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Kijav\u00edtott\u00e1k a PostgreSQL \u00f6sszes t\u00e1mogatott \u00e1ga sz\u00e1m\u00e1ra a helyesb\u00edt\u0151 friss\u00edt\u00e9seket: 13.3, 12.7, 11.12, 10.17 \u00e9s 9.6.22. A 9.6-os \u00e1g friss\u00edt\u00e9sei 2021 november\u00e9ig, a 10-es \u00e1g 2022 november\u00e9ig, a 11-es \u00e1g 2023 november\u00e9ig, a 12-es \u00e1g 2024 november\u00e9ig, a 13-as \u00e1g pedig 2025 november\u00e9ig k\u00e9sz\u00fclnek. Az \u00faj kiad\u00e1sokban h\u00e1rom sebezhet\u0151s\u00e9get jav\u00edtottak \u00e9s a felhalmoz\u00f3dott hib\u00e1kat korrig\u00e1lt\u00e1k.    <\/p>\n<p> A CVE-2021-32027 sebezhet\u0151s\u00e9g adat\u00edr\u00e1st okozhat a pufferen k\u00edv\u00fcl Integer Overflow miatt, amikor a t\u00f6mbindexek kisz\u00e1m\u00edt\u00e1sa t\u00f6rt\u00e9nik. Az SQL-lek\u00e9rdez\u00e9sekben l\u00e9v\u0151 t\u00f6mb\u00e9rt\u00e9kek manipul\u00e1l\u00e1s\u00e1val a t\u00e1mad\u00f3, aki hozz\u00e1f\u00e9r\u00e9ssel rendelkezik SQL lek\u00e9rdez\u00e9sek futtat\u00e1s\u00e1hoz, b\u00e1rmilyen adatot be\u00edrhat a folyamat tetsz\u0151leges mem\u00f3riater\u00fclet\u00e9re, \u00e9s v\u00e9grehajthatja a k\u00f3dj\u00e1t jogokkal. <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/hu\/server\/dts-los-angeles\/\"   title=\"a szerver\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"3715\">a szerver<\/a> DBMS. K\u00e9t m\u00e1sik sebezhet\u0151s\u00e9g (CVE-2021-32028, CVE-2021-32029) mem\u00f3ria tartalom sziv\u00e1rg\u00e1shoz vezet, amikor az \u201eINSERT ... ON CONFLICT ... DO UPDATE\u201d \u00e9s az \u201eUPDATE ... RETURNING\u201d lek\u00e9rdez\u00e9sekkel manipul\u00e1lunk.    <\/p>\n<p>Az sebezhet\u0151s\u00e9gekt\u0151l f\u00fcggetlen jav\u00edt\u00e1sok k\u00f6z\u00fcl kiemelhet\u0151:  <\/p>\n<ul>\n<li class=\"l\"> A hib\u00e1s sz\u00e1m\u00edt\u00e1sok jav\u00edt\u00e1sa az \u201eUPDATE ... RETURNING\u201d v\u00e9grehajt\u00e1sakor, ha \u00f6sszefogott szegment\u00e1lt t\u00e1bl\u00e1k friss\u00edt\u00e9s\u00e9r\u0151l van sz\u00f3.\n<li class=\"l\"> Az \u201eALTER TABLE ... ALTER CONSTRAINT\u201d parancs hib\u00e1s m\u0171k\u00f6d\u00e9s\u00e9nek megsz\u00fcntet\u00e9se, ha k\u00fcls\u0151 kulcsokra vonatkoz\u00f3 korl\u00e1toz\u00e1sok vannak szegment\u00e1lt t\u00e1bl\u00e1k haszn\u00e1latakor.\n<li class=\"l\"> A \u201eCOMMIT AND CHAIN\u201d funkci\u00f3 megfelel\u0151 m\u0171k\u00f6d\u00e9s\u00e9nek be\u00e1ll\u00edt\u00e1sa.\n<li class=\"l\"> Az \u00faj FreeBSD kiad\u00e1sokban alap\u00e9rtelmezettk\u00e9nt be\u00e1ll\u00edtj\u00e1k a fdatasync m\u00f3dot a thatwal_sync_method param\u00e9terben.\n<li class=\"l\"> Alap\u00e9rtelmez\u00e9s szerint letiltott\u00e1k a vacuum_cleanup_index_scale_factor param\u00e9tert.\n<li class=\"l\"> Mem\u00f3riasz\u00fcnetek jav\u00edt\u00e1sa, amelyek TLS kapcsolatok inicializ\u00e1l\u00e1sakor jelentkeznek.\n<li class=\"l\"> A pg_upgrade-hez tov\u00e1bbi ellen\u0151rz\u00e9sek ker\u00fcltek hozz\u00e1ad\u00e1sra a felhaszn\u00e1l\u00f3i t\u00e1bl\u00e1kban friss\u00edt\u00e9sre nem alkalmas adatt\u00edpusok megl\u00e9t\u00e9re.  <\/ul>\n<p>Forr\u00e1s: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=55148\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0421\u0444\u043e\u0440\u043c\u0438\u0440\u043e\u0432\u0430\u043d\u044b \u043a\u043e\u0440\u0440\u0435\u043a\u0442\u0438\u0440\u0443\u044e\u0449\u0438\u0435 \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u044f \u0434\u043b\u044f \u0432\u0441\u0435\u0445 \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u0435\u043c\u044b\u0445 \u0432\u0435\u0442\u043e\u043a PostgreSQL: 13.3, 12.7, 11.12, 10.17 \u0438 9.6.22. \u041e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u044f \u0434\u043b\u044f \u0432\u0435\u0442\u043a\u0438 9.6 \u0431\u0443\u0434\u0443\u0442 \u0444\u043e\u0440\u043c\u0438\u0440\u043e\u0432\u0430\u0442\u044c\u0441\u044f \u0434\u043e \u043d\u043e\u044f\u0431\u0440\u044f 2021 \u0433\u043e\u0434\u0430, 10 &#8212; \u0434\u043e \u043d\u043e\u044f\u0431\u0440\u044f 2022 \u0433\u043e\u0434\u0430, 11 &#8212; \u0434\u043e \u043d\u043e\u044f\u0431\u0440\u044f 2023 \u0433\u043e\u0434\u0430, 12 &#8212; \u0434\u043e \u043d\u043e\u044f\u0431\u0440\u044f 2024 \u0433\u043e\u0434\u0430, 13 \u0434\u043e \u043d\u043e\u044f\u0431\u0440\u044f 2025 \u0433\u043e\u0434\u0430. \u0412 \u043d\u043e\u0432\u044b\u0445 \u0432\u044b\u043f\u0443\u0441\u043a\u0430\u0445 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u044b \u0442\u0440\u0438 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438 \u0438 \u0438\u0441\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u044b [&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-100167","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=\"\u0421\u0444\u043e\u0440\u043c\u0438\u0440\u043e\u0432\u0430\u043d\u044b \u043a\u043e\u0440\u0440\u0435\u043a\u0442\u0438\u0440\u0443\u044e\u0449\u0438\u0435 \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u044f \u0434\u043b\u044f \u0432\u0441\u0435\u0445 \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u0435\u043c\u044b\u0445 \u0432\u0435\u0442\u043e\u043a PostgreSQL: 13.3, 12.7, 11.12, 10.17 \u0438 9.6.22.\" \/>\n\t<meta name=\"robots\" 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