{"id":89957,"date":"2020-07-27T13:42:24","date_gmt":"2020-07-27T11:42:24","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/obnovlenie-okonnogo-menedzhera-xfwm4-4-14-3"},"modified":"2020-07-27T13:42:24","modified_gmt":"2020-07-27T11:42:24","slug":"obnovlenie-okonnogo-menedzhera-xfwm4-4-14-3","status":"publish","type":"post","link":"https:\/\/prohoster.info\/cs\/blog\/news\/obnovlenie-okonnogo-menedzhera-xfwm4-4-14-3","title":{"rendered":"Aktualizace spr\u00e1vce oken xfwm4 4.14.3","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

Byl zve\u0159ejn\u011bn<\/a><\/noindex> vyd\u00e1n\u00ed spr\u00e1vce oken xfwm4 4.14.3<\/a><\/noindex>, pou\u017e\u00edvan\u00e9ho v u\u017eivatelsk\u00e9m prost\u0159ed\u00ed Xfce pro zaji\u0161t\u011bn\u00ed zobrazen\u00ed oken na obrazovce, dekoraci oken a organizaci jejich p\u0159esouv\u00e1n\u00ed, zav\u00edr\u00e1n\u00ed a zm\u011bny velikosti. <\/p>\n

V nov\u00e9 verzi byla p\u0159id\u00e1na<\/a><\/noindex> podpora X11-roz\u0161\u00ed\u0159en\u00ed XRes<\/a><\/noindex> (X-Resource), kter\u00e9 je pou\u017eito<\/a><\/noindex> k dotazov\u00e1n\u00ed X-serveru na informace o PID aplikace spu\u0161t\u011bn\u00e9 pomoc\u00ed mechanism\u016f izolace sandboxu. Podpora XRes \u0159e\u0161\u00ed probl\u00e9m s nucen\u00fdm ukon\u010den\u00edm vis\u00edc\u00edch klientsk\u00fdch proces\u016f, jejich\u017e PID nelze zjistit pomoc\u00ed vlastnosti _NET_WM_PID, nebo\u0165 odr\u00e1\u017e\u00ed identifik\u00e1tor procesu uvnit\u0159 izolovan\u00e9ho prost\u0159ed\u00ed, kter\u00fd se m\u016f\u017ee li\u0161it od identifik\u00e1toru v glob\u00e1ln\u00edm jmenn\u00e9m prostoru. <\/p>\n

V nov\u00e9m vyd\u00e1n\u00ed tak\u00e9 odstran\u011bna<\/a><\/noindex> zranitelnost, kter\u00e1 m\u016f\u017ee v\u00e9st k p\u0159\u00edstupu do ji\u017e uvoln\u011bn\u00e9 oblasti pam\u011bti (use-after-free) a z\u00e1pisu dat mimo vyhrazen\u00fd buffer p\u0159i zpracov\u00e1n\u00ed \u0159et\u011bzc\u016f s nastaven\u00edm. Krom\u011b toho v xfwm4 4.14.3 byly p\u0159id\u00e1ny<\/a><\/noindex> dal\u0161\u00ed zpracovatele chyb XError, kter\u00e9 zjednodu\u0161uj\u00ed diagnostiku probl\u00e9m\u016f spojen\u00fdch se \u017e\u00e1dostmi XConfigureWindow.<\/p>\n

U n\u011bkter\u00fdch u\u017eivatel\u016f po aktualizaci na verzi 4.14.3 byly pozorov\u00e1ny<\/a><\/noindex> zhroucen\u00ed p\u0159i pokusu o spu\u0161t\u011bn\u00ed ve FreeBSD, kter\u00e9 z\u0159ejm\u011b vypl\u00fdvaj\u00ed z nov\u00e9ho v\u00e1z\u00e1n\u00ed na libXres. Tak\u00e9 v xfwm4 se uk\u00e1zalo<\/a><\/noindex> probl\u00e9m s detekc\u00ed grafick\u00fdch karet AMD p\u0159i aktivaci X11-roz\u0161\u00ed\u0159en\u00ed XPresent pro synchronizaci v\u00fdstupu s impulsem pro ztlumen\u00ed sn\u00edmk\u016f (vblank). XPresent se aktivoval p\u0159i p\u0159\u00edtomnosti v n\u00e1zvu karty masky AMD, zat\u00edmco n\u011bkter\u00e9 karty jsou ozna\u010dov\u00e1ny<\/a><\/noindex> \u201eRadeon\u201c bez zm\u00ednky o slov\u011b \u201eAMD\u201c (nap\u0159\u00edklad \u201eRadeon RX 570\u201c). Pro tyto grafick\u00e9 karty byl aktivov\u00e1n vblank handler zalo\u017een\u00fd na \u201eglx\u201c, kter\u00fd v\u00fdrazn\u011b zaost\u00e1v\u00e1 v v\u00fdkonu.<\/p>\n

Nap\u0159\u00edklad p\u0159i pou\u017e\u00edv\u00e1n\u00ed glx p\u0159ehr\u00e1v\u00e1n\u00ed 4K videa v mpv zat\u011b\u017euje GPU na 70 % v re\u017eimu vysok\u00e9 kvality a 50 % v re\u017eimu n\u00edzk\u00e9 kvality, zat\u00edmco zat\u00ed\u017een\u00ed p\u0159i pou\u017eit\u00ed XPresent kles\u00e1 na 50 % a 30 % respektive, co\u017e v\u00fdrazn\u011b ovliv\u0148uje spot\u0159ebu energie a v\u00fdkon. Probl\u00e9m zat\u00edm z\u016fst\u00e1v\u00e1 neopraven.<\/p>\n

xfconf-query -c xfwm4 -p \/general\/vblank_mode -t string -s \u201expresent\u201c \u2014create<\/p>\n

<\/a><\/noindex><\/p>\n

Zdroj: opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0432\u044b\u043f\u0443\u0441\u043a \u043e\u043a\u043e\u043d\u043d\u043e\u0433\u043e \u043c\u0435\u043d\u0435\u0434\u0436\u0435\u0440\u0430 xfwm4 4.14.3, \u043f\u0440\u0438\u043c\u0435\u043d\u044f\u0435\u043c\u043e\u0433\u043e \u0432 \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044c\u0441\u043a\u043e\u043c \u043e\u043a\u0440\u0443\u0436\u0435\u043d\u0438\u0438 Xfce \u0434\u043b\u044f \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f \u043e\u0442\u043e\u0431\u0440\u0430\u0436\u0435\u043d\u0438\u044f \u043e\u043a\u043e\u043d \u043d\u0430 \u044d\u043a\u0440\u0430\u043d\u0435, \u0434\u0435\u043a\u043e\u0440\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f \u043e\u043a\u043e\u043d \u0438 \u043e\u0440\u0433\u0430\u043d\u0438\u0437\u0430\u0446\u0438\u0438 \u0438\u0445 \u043f\u0435\u0440\u0435\u043c\u0435\u0449\u0435\u043d\u0438\u044f, \u0437\u0430\u043a\u0440\u044b\u0442\u0438\u044f \u0438 \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u044f \u0438\u0445 \u0440\u0430\u0437\u043c\u0435\u0440\u0430. \u0412 \u043d\u043e\u0432\u043e\u043c \u0432\u044b\u043f\u0443\u0441\u043a\u0435 \u0434\u043e\u0431\u0430\u0432\u043b\u0435\u043d\u0430 \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0430 X11-\u0440\u0430\u0441\u0448\u0438\u0440\u0435\u043d\u0438\u044f XRes (X-Resource), \u043a\u043e\u0442\u043e\u0440\u043e\u0435 \u0437\u0430\u0434\u0435\u0439\u0441\u0442\u0432\u043e\u0432\u0430\u043d\u043e \u0434\u043b\u044f \u0437\u0430\u043f\u0440\u043e\u0441\u0430 \u0443 X-\u0441\u0435\u0440\u0432\u0435\u0440\u0430 \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u0438 \u043e PID \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u044f, \u0437\u0430\u043f\u0443\u0449\u0435\u043d\u043d\u043e\u0433\u043e \u0441 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435\u043c \u043c\u0435\u0445\u0430\u043d\u0438\u0437\u043c\u043e\u0432 sandbox-\u0438\u0437\u043e\u043b\u044f\u0446\u0438\u0438. \u041f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0430 XRes \u0440\u0435\u0448\u0430\u0435\u0442 \u043f\u0440\u043e\u0431\u043b\u0435\u043c\u0443 […]<\/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-89957","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\n","aioseo_head_json":{"title":"\ud83e\udd47Aktualizace spr\u00e1vce oken xfwm4 4.14.3 | ProHoster","description":"Bylo vyd\u00e1no nov\u00e9 vyd\u00e1n\u00ed spr\u00e1vce oken","canonical_url":"https:\/\/prohoster.info\/cs\/blog\/news\/obnovlenie-okonnogo-menedzhera-xfwm4-4-14-3","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":null,"og:locale":"cs_CZ","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\u041e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0435 \u043e\u043a\u043e\u043d\u043d\u043e\u0433\u043e \u043c\u0435\u043d\u0435\u0434\u0436\u0435\u0440\u0430 xfwm4 4.14.3 | ProHoster","og:description":"\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0432\u044b\u043f\u0443\u0441\u043a \u043e\u043a\u043e\u043d\u043d\u043e\u0433\u043e \u043c\u0435\u043d\u0435\u0434\u0436\u0435\u0440\u0430","og:url":"https:\/\/prohoster.info\/cs\/blog\/news\/obnovlenie-okonnogo-menedzhera-xfwm4-4-14-3","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":"2020-07-27T11:42:24+00:00","article:modified_time":"2020-07-27T11:42:24+00:00","article:publisher":"https:\/\/www.facebook.com\/prohoster","article:author":"https:\/\/www.facebook.com\/prohoster"},"aioseo_meta_data":{"post_id":"89957","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":null,"breadcrumb_settings":null,"limit_modified_date":false,"reviewed_by":null,"ai":null,"created":"2021-02-28 13:01:26","updated":"2022-10-02 04:39:16","focus_keyword":null,"additional_keywords":null,"truseo_locale":null},"gt_translate_keys":[{"key":"link","format":"url"}],"_links":{"self":[{"href":"https:\/\/prohoster.info\/cs\/wp-json\/wp\/v2\/posts\/89957","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/prohoster.info\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/prohoster.info\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/prohoster.info\/cs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/prohoster.info\/cs\/wp-json\/wp\/v2\/comments?post=89957"}],"version-history":[{"count":0,"href":"https:\/\/prohoster.info\/cs\/wp-json\/wp\/v2\/posts\/89957\/revisions"}],"wp:attachment":[{"href":"https:\/\/prohoster.info\/cs\/wp-json\/wp\/v2\/media?parent=89957"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/prohoster.info\/cs\/wp-json\/wp\/v2\/categories?post=89957"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/prohoster.info\/cs\/wp-json\/wp\/v2\/tags?post=89957"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}