An sabunta kwafin Ubuntu don gyara guda ɗaya, amma rashin ƙarfi mai fifiko

An sabunta kwafin Ubuntu don tsaro

Linux Torvalds ne ke haɓaka kernel na Linux, amma sannan yana kula da kiyaye shi ɓangare na ƙungiyar su. Ba haka batun yake ba a cikin rarrabawa kamar Ubuntu, tunda Canonical ne ke kula da kiyaye asalin tsarin aikin ku, sakin fitowar tsaro da sabuntawa lokaci zuwa lokaci, da lokacin karshe a ranar 17 ga wannan watan. Sun sake yin hakan fewan awannin da suka gabata, ƙaddamarwa sababbin nau'ikan kernel na sifofi biyu na ƙarshe na Ubuntu.

Wataƙila, idan ba haka ba babban fifiko mai rauni Ba zan iya rubuta wannan labarin ba game da gazawar. Amma kwaron da rahoton ya tattara Saukewa: USN-4313-1, daya kadai, ae an lakafta shi ta wannan hanyar, don haka a karshe na yanke shawarar raba shi da ku duka. Rashin ƙarfi ne CVE-2020-8835 kuma, da farko, ya shafi Ubuntu 19.10 Eoan Ermine da Ubuntu 18.04 LTS Bionic Beaver. Mun tuna a nan cewa Ubuntu 19.04 Disco Dingo baya jin daɗin tallafi.

Kernel da aka sabunta don gyara kwaro a cikin Eoan Ermine da Bionic Beaver

Suna ko kwatancin yanayin rauni ya ambaci "Ingantaccen Ingancin Shigarwa na EBPF [ZDI-CAN-10780]", kuma a cikin cikakkun bayanai ya bayyana cewa:

Manfred Paul ya gano cewa mai duba bpf a cikin kernel na Linux bai kirga ba iyakokin shiga don wasu ayyuka daidai. Un maharin gida na iya amfani da wannan don tona asirin bayanai (ƙwaƙwalwar ƙwaƙwalwa) ko samun damar gatanci.

Tsananin da aka sanya ya dogara da sauƙin amfani da kwaro da kuma lalacewar da zai iya haifarwa. Labari mai dadi shine cewa don amfani da yanayin rashin lafiyar kana buƙatar samun damar shiga kwamfutar ta jiki, wanda a wata ma'anar kuma ma'ana babu wanda zai iya yin komai daga nesa. Bugu da kari kuma kamar yadda aka saba, Canonical ya wallafa bayanan bayan wallafa sabbin kunshin da tuni suke jiran mu a matsayin sabuntawa. Don canje-canje suyi tasiri kuma muna da cikakken kariya, zai zama dole a sake kunna kwamfutar.


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