Ga waɗanda ba su san Canonical ba wannan kamfani ne da aka kafa a Kingdomasar Ingila, wanda Mark Shuttleworth na asalin Afirka ta Kudu ya kafa kuma ya ba shi kuɗi. Kamfanin yana kula da haɓaka software don kwamfutoci da sabis na kasuwanni da suka dace Ubuntu, Tsarin aiki Gnu / Linux da aikace-aikace bisa ga software kyauta.
Game da batun GRUB ko GRAND Unified BootloaderZamu iya cewa ana amfani dashi don fara aiki da tsarin aiki daya ko dama don wannan kwamfutar, shine abin da aka sani da manajan buɗa, tushen buɗewa gaba ɗaya.
Yanzu, zamuyi magana akan Raunin Sifili-Day a cikin GRUB2. Ismael Ripoll da Hector Marco ne suka fara gano wannan, masu haɓaka biyu daga Jami'ar Valencia a Spain. Ainihin yana game da rashin amfani da maɓallin sharewa, lokacin da aka ƙaddamar da ƙararrakin taya kalmar sirri. Amfani ne da haɗuwa da maɓallan maɓalli, inda matse kowane maɓalli zai iya kewaye kalmar shiga. An gano wannan matsalar a cikin fakiti cirewa kuma a bayyane suke suna sanya bayanan da aka adana a cikin kwamfutar mai matukar rauni.
A cikin hali na Ubuntu, nau'ikan da yawa sun gabatar da wannan lahani na rauni, kamar yawancin rarrabawa waɗanda suke kan ta.
Daga cikin abubuwan da abin ya shafa na Ubuntu muna da:
- Ubuntu 15.10
- Ubuntu 15.04
- Ubuntu 14.04 LTS
- Ubuntu 12.04 LTS
Za'a iya gyara matsalar ta hanyar sabunta tsarin a cikin sifofin wadannan fakitin:
- Ubuntu 15.10: grub2-gama gari a 2.02 ~ beta2-29ubuntu0.2
- Ubuntu 15.04: grub2-gama gari a 2.02 ~ beta2-22ubuntu1.4
- Ubuntu 14.04 LTS: grub2-gama gari a 2.02 ~ beta2-9ubuntu1.6
- Ubuntu 12.04 LTS: grub2-gama gari a 1.99-21 ubuntu3.19
Bayan sabuntawa ya zama dole a sake kunna kwamfutar don yin canje-canje masu dacewa.
Ka tuna cewa ana iya amfani da wannan yanayin don keta kalmar sirri ta GRUB, saboda haka ana ba da shawarar kayi aikin sabuntawa don zama lafiya.
Ba kamar Windows da OS x ba inda aka gyara waɗannan kurakurai cikin tsawan shekaru [http://www.cnnexpansion.com/tecnologia/2015/02/12/microsoft-corrige-falla-critica-en-windows-15-anos -bayan haka], an daidaita yanayin rauni a cikin GNU / Linux a cikin 'yan mintuna ko awanni (sun gyara shi ne kawai bayan gano yanayin larurar)
Da alama ba ku ma karanta hanyar haɗin ku ba.
Rashin lafiyar ya kasance tsawon shekaru 15, amma an gano shi shekara 1 da ta gabata.
A cikin Linux akwai ɓoyayyun lahani a cikin shekaru da yawa, kodayake wa'azin ya tabbatar da cewa an gano raunin cikin sauri ko kuma nan da nan saboda tushen ya buɗe.
Da zaran an bayyana raunin, Microsoft ya fara aiki a kan mafita wanda yake jinkirin fitowa saboda sarkakiyar mafita mai inganci da inganci da gwaje-gwajen, kuma babu gaggawa saboda ba a san maharan ba.
Cewa wani abu an gyara shi da sauri kawai yana nufin cewa yin facin bai kasance mai rikitarwa ba ko kuma cewa babu wani QA da ake amfani dashi yayin sakin kowane canje-canje na lamba, ba komai.
Amma canonical bai gano komai ba .. .. Yana kawai shafar lalacewar su ba komai
Menene? Ta yaya?
Da fatan za a gyara wannan taken saboda karya ce babba… karya ce a cikin labarai da kuma karya a cikin labarin…
An gano yanayin rauni a cikin GRUB, amma Canonical ba shi da alaƙa da shi. Wannan matsalar ta shafi duk wani nau'I irin na Linux, ba Ubuntu kadai ba.
Idan ana maganar bango, irin wannan yanayin rashin lahani ba shi da haɗari, tunda yin amfani da kalmar sirri a cikin GRUB yana da aminci kamar amfani da kalmar sirri a cikin BIOS. Idan mai amfani yana son tsaro, a bayyane zasu sami kalmar sirri ta mai amfani da ɓoyayyen faifai (idan maharin yana da damar zuwa na'urar).
Wannan ba zai zama fiye da labari ba.
gaisuwa
Ba sauki kamar yadda kake son gaskatawa ba.
Anan suka ɗan bayyana dalilin da yasa kalmar sirri take da mahimmanci a cikin GRUB kuma hakan baya warware tare da kalmomin shiga na mai amfani ko ɓoye abubuwa.
https://blog.desdelinux.net/como-proteger-grub-con-una-contrasena-linux/
Ba tare da wata shakka ba.
Duk lokacin da wani abu ya faru a cikin Linux, nan da nan sai a rage darajar sa sannan a manta dashi.
PS: Shin sun tsaurara takunkumi a ciki desdelinux cewa bayanan sun daina fitowa lokacin aikawa?
menene ?. Kun karanta shigarwar da maganganunku suka fada ... baya cewa komai game da boye faifai ko kalmar sirrin mai amfani, kawai tana bayanin abin da ake yi ne da yadda ake amfani da kalmar sirri a cikin GRUB2 ... Hakanan ya tabbatar da cewa dole ne ku sami damar shiga na'urar don keta tsaro na ƙungiyar (akwai wasu hanyoyin da suka fi tasiri fiye da ta GRUB ...)
Kuma duk yadda ka samu dama a matsayin mai gudanarwa ta hanyar GRUB, idan kana da izinin izini, mabuɗan mai amfani da ɓoyayyen ɓoyayyen LUKS da kyau (a tsakanin sauran abubuwa), ba za su sami damar samun bayananka ba (idan suna da damar shiga na'urarka ba shakka).
Saboda haka, har yanzu ban ga wata ma'ana a ciki ba. (sai dai idan kun amince da kalmar sirri ta GRUB kawai don amintar da bayanan ku).
Tare da sabuwar amsar da kuka bayar, kun tabbatar da cewa baku fahimci ma'anar matsalar ba saboda ku kasance masu sauƙi kuma ba zaku iya tunanin sauƙaƙan hanyoyin daga wannan tazarar ba.
Tabbas na karanta shi, amma kuma na fahimce shi.
Ko wataƙila shi ne cewa zan iya fahimtar abubuwan da ke tattare da tasirin buɗe kowane gibi.
Ramin da bai kamata ya kasance ba, rata a cikin tsarin tsaro wanda yake wurin saboda wani abu.
Idan ka karanta hanyar haɗin yanar gizon zaka gano cewa tunda wannan hanyar shiga ta tsaro ana iya tsallakewa, zai yiwu ka sami damar tsarin azaman tushe, wanda kalmar sirrin mai amfani da kai ba komai bane. Kuma idan kun san wani abu game da abin da kuke yin tsokaci a kansa, bai kamata in bayyana cewa lokacin da kuka shiga a matsayin tushen zai iya yiwuwa a duba ko a gyara hasash kalmomin shiga ba, gyara masu amfani, gyara tsarin don ɗorawa ko sauya ayyukan da ke sa ido kan duk ayyukan mai amfani lokacin da aka tabbatar da shi. wannan na iya zuwa daga kama kalmomin shigarsu zuwa daukar rubutattun bayanansu da aika dukkan wadannan "gida"; tsakanin dubban sauran abubuwan da zasu iya faruwa ga mai kai hari wanda yake da ilimi fiye da mutane irinku da ke rayuwa cikin kumfa na rashin yarda, tsaro na karya kuma "ba za su taba yin nasara ba idan har kun tabbatar da bla bla bla.
Kawai saboda ba za ku iya tunanin abubuwa ba yana nufin ba za ku iya yin abubuwa ba.
Kuma ba matsala cewa akwai hanyoyi da yawa "mafi inganci", matsalar ita ce yanzu akwai wata hanya guda ɗaya, wacce bai kamata ta kasance ba saboda yanayin rauni.
Kuma hanya ce mai sauƙin gaske kuma mai sauƙi, wanda mutane ke kimanta raunin yanayin.
Ba kwa buƙatar Livecds, USBs, buɗe BIOS, buɗe kwalaye, cire rumbun kwamfutoci, sanya matuka na waje, da sauransu; kawai tsaya a gaban faifan maɓallin kuma danna maɓallin KYAU.
Kuma kada ku damu, gobe idan labari ya tabbata cewa babban LUKS ɗinku a yau yana da rauni, mutane kamar ku za su fito suna cewa "ainihin ɗan Scotsman na gaske" bai yarda da ɓoye diski ba amma wasu abubuwa (kamar GRUB har ma) .
I mana …. kanun labarai sau da yawa: "Canonical yana gano yanayin rauni a cikin GRUB2." Kuma mecece hanyar rubuta labarai. Da wannan labarin a ƙarshe zai zama kamar Canonical / Ubuntu ne kawai ke yin abubuwa don software kyauta. Colin watson yana kula da kunshin don Debian, kuma ba zato ba tsammani ya loda shi zuwa Ubuntu, kamar yadda aka nuna a cikin sigar kunshin. Babu wani abu da aka faɗi game da yadda yanayin rauni yake, wanda ke danna maɓallin baya na sau 28.
Na gode.
Abin da ya zama abin zargi a gare ni shi ne cewa an yi sharhi, kuma ta hanyar sau da yawa, cewa raunin ya faru ne saboda "rashin amfani da maballin." Wannan yana da kyau: "suna riƙe da iPhone ba daidai ba."
A'a, raunin yana faruwa ne ta hanyar shirye-shirye marasa kyau, kamar koyaushe, lokaci. Ba shi da hujja cewa danna X sau mabuɗi yana tsallake hanyar shiga ta tsaro.
Mene ne kanun labarai, za su kuma ce yayin da grub ya fara kwaro ne aka gano yana latsa "e", ni ma na gwada a cikin Linux mint kuma ba abin da ke faruwa sai a ubuntu.
PS: da farko dole ne su shiga gidana suyi amfani da waccan matsalar ta fara cirewa mint sannan su girka ubuntu.
Hannun rubutunku ya bar abubuwa da yawa da ake so
Raunin cikin gida yanada rauni bayan duk.
A cikin tashoshin aiki, kamfanoni da sauran mahalli masu mahimmancin gaske ba za su yi dariya ba don samun wannan matsalar da ƙari ta amfani da "amintaccen Linux". Amma na yi wasa da kyau saboda ba sa shiga gidan ku.
E shima haɗari ne wanda dole ne a toshe shi. Ban sani ba ko kun sani.
Hahaha Paco22, ta yaya zaka iya kare wannan matsalar ...
Yi imani da ni cewa a cikin babban kamfani akwai ladabi da yawa na tsaro don a) isa ga na'urar ta zahiri b) don kare damar isa ga bayanai.
Kuma idan har yanzu sha'awar ku ta kasance GRUB, zai fi sauƙi don toshe shi don kar ku sami damar zuwa gare shi ...
@Hugo
Ba tambaya ba ne cewa "mutumin Scotsman na gaske mai gaskiya" zai yi amfani da wasu ladabi na tsaro, amma wannan ɗayan ɗayan ladubban ne kuma YA KASA, lokaci. Kuma ba zato ba tsammani, ta hanyar kasawa zai iya yin sulhu da sauran, kamar waɗanda kuka ambata suna rantsuwa cewa su ne mafi girman garantin.
Wannan matsalar ba ta bukatar in kare ta, saboda kwararru ne wadanda suka gano kuma suka cancanta wadanda suka san tsaro da kuma rage darajar wannabes suka fahimci cewa sun san abubuwa da yawa ta hanyar amfani da kwayar cutar ba ta da wani muhimmanci.
Na fahimci hakan yana bata musu rai kadan kadan da waccan tatsuniyar ta "aminci linux" tana wargajewa, koda kuwa ta latsa maballi daya.
Na al'ada, basu taɓa canzawa ba, koyaushe iri ɗaya ne don rage gazawar superlinux.
mutum baya rayuwa akan Ubuntu kawai