Matiyu Wilcox baka, sananne don ƙirƙirar direban nvme (NVM Express) da tsarin samun damar kai tsaye zuwa tsarin fayil ɗin DAX, an ba da shawarar cire tsarin fayil na ReiserFS daga kwayayar Linux ta kwatankwaci tare da tsayayyen ext da xiafs filesystems ko ta gajarta lambar ReiserFS, barin tallafin "karanta-kawai" kawai.
An ambata cewa dalilin cirewa shine ƙarin matsaloli tare da sabuntawa na kayan aikin kernel, wanda ya haifar da gaskiyar cewa, musamman ga ReiserFS, ana tilasta masu haɓakawa su bar mai sarrafa tuta AOP_FLAG_CONT_EXPAND a cikin kwaya, kamar yadda ReiserFS shine kawai tsarin fayil ɗin da ke amfani da wannan aikin "rubuta_begin" a cikin Kernel.
A lokaci guda, gyara na ƙarshe a cikin lambar ReiserFS ya koma 2019, kuma ba a san yawan buƙatar wannan FS ba kuma idan sun ci gaba da amfani da shi.
Ganin wannan, wani mai haɓaka SUSE ya yarda a cikin wannan ReiserFS yana kan hanyarsa zuwa raguwa, amma ba a bayyana ba idan ya ƙare sosai don cire shi daga kwaya, Kamar yadda ya ambata cewa ReiserFS ya ci gaba da jigilar kaya tare da openSUSE da SLES, amma tsarin tsarin fayil na mai amfani yana da ƙananan kuma yana raguwa.
Ga masu amfani da kamfanoni, tallafin ReiserFS akan SUSE an dakatar da shi shekaru 3-4 da suka gabata kuma ba a haɗa tsarin ReiserFS tare da kernel ta tsohuwa. A matsayin wani zaɓi, Ian ya ba da shawarar cewa mu fara nuna kashedin kashewa yayin hawa sassan ReiserFS kuma muyi la'akari da wannan tsarin fayil ɗin da aka shirya don cirewa idan babu wanda ya sanar da mu sha'awar ci gaba da amfani da wannan tsarin fayil a cikin shekara ɗaya ko biyu.
Edward Shishkin, wanda ke kula da tsarin fayil na ReiserFS, ya shiga tattaunawar kuma ya ba da faci wanda ke cire amfanin Tutar AOP_FLAG_CONT_EXPAND na ReiserFS code. Matthew Wilcox ya karɓi facin akan gininsa. Saboda haka, dalilin cire da aka cire, da kuma tambaya na ban da ReiserFS daga kwaya za a iya la'akari da jinkiri na quite wani lokaci.
Ba zai yiwu a kawar da batun gaba ɗaya na reiserFS ba saboda aikin keɓewar kwaya akan tsarin fayil tare da batun 2038 da ba a warware ba.
Alal misali, saboda wannan dalili. an riga an shirya jadawali don cire sigar na huɗu na tsarin tsarin fayil na XFS daga kernel (An gabatar da sabon tsarin XFS a cikin kernel 5.10 kuma ya canza yawan adadin lokaci zuwa 2468.) Za a kashe ginin XFS v4 ta tsohuwa a cikin 2025 kuma za a cire lambar a cikin 2030). An ba da shawarar haɓaka irin wannan lokacin don ReiserFS, yana ba da aƙalla shekaru biyar don ƙaura zuwa wasu tsarin fayil ko tsarin metadata da aka gyara.
Bayan haka, Yana kuma tsaye a waje wanda aka bayyana a kwanakin baya labarai na rashin ƙarfi (CVE-2022-25636) a cikin Netfilter, wanda zai iya ba da damar aiwatar da lambar matakin kernel.
Rashin lahani shine saboda kuskuren ƙididdige girman kwararar-> doka-> mataki. shigarwar shigarwar a cikin aikin nft_fwd_dup_netdev_offload (wanda aka bayyana a cikin net/netfilter/nf_dup_netdev.c fayil), wanda zai iya haifar da bayanan sarrafawa da maharan ya rubuta. zuwa wurin žwažwalwar ajiya a wajen ma'aunin da aka ware.
Kuskuren yana bayyana kansa yayin daidaita ka'idodin "dup" da "fwd" akan sarƙoƙi waɗanda ake amfani da hanzarin sarrafa fakiti (zazzagewa). Saboda yawan ambaliya yana faruwa kafin a ƙirƙiri dokar tace fakiti da kuma tabbatar da goyon bayan saukewa, raunin kuma ya shafi na'urorin cibiyar sadarwa waɗanda basa goyan bayan haɓaka kayan masarufi, kamar madaidaicin madauki. .
An lura cewa matsalar tana da sauƙin amfani, tunda dabi'un da suka wuce buffer na iya sake rubuta mai nuni zuwa tsarin net_device, kuma bayanan game da ƙimar da aka sake rubutawa ana mayar da su zuwa sararin mai amfani, ba da damar adiresoshin da ke cikin ƙwaƙwalwar ajiya da ake buƙata don aiwatar da harin don tabbatar da su.
Yin amfani da rauni yana buƙatar ƙirƙirar wasu ƙa'idodi a cikin nftables, wanda kawai yana yiwuwa tare da gata na CAP_NET_ADMIN, wanda wanda ba shi da gata zai iya samu a cikin keɓantaccen sunan cibiyar sadarwa (Network Namespaces). Hakanan za'a iya amfani da raunin don kai hari kan tsarin keɓance akwati.
An ba da sanarwar misalin cin zarafi wanda ke ba mai amfani da gida damar haɓaka gatansu akan Ubuntu 21.10 tare da naƙasasshiyar tsarin tsaro na KASLR. Matsalar tana bayyana kanta kamar na kernel 5.4. Har yanzu akwai mafita a matsayin faci.
Tun shekarar 2008 ne wanda ya kirkiro wannan fayil din ke yanke hukunci saboda ya kashe matar. Wai zai fito shekara mai zuwa. Wataƙila yana samun batura kuma yana magance duk matsalolin.
A kowane hali, misali ne na fa'idodin buɗaɗɗen tushen cewa ayyukan suna ci gaba fiye da mutane.