Masu haɓaka aikin GrapheneOS, wanda ke haɓaka amintaccen cokali mai yatsu daga tushen lambar AOSP (Android Open Source Project) ya gano rauni a cikin tarin Bluetooth na dandamalin Android 14, wanda hakan ka iya haifar da aiwatar da lambar nesa. Matsalar ta samo asali ne daga damar amfani da ita kyauta zuwa ƙwaƙwalwar ajiya a cikin sautin sarrafa lambar da aka watsa ta Bluetooth LE.
An gano rashin lafiyar saboda haɗuwa da ƙarin kariya a cikin kira mai taurara_malloc, ta yin amfani da tsawo na ARMv8.5 MTE (MemTag, Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwaƙwalwa ) na Ƙarƙashin Ƙaƙwalwa na Ƙaƙwalwa , wanda ke ba ka damar ɗaure tags zuwa kowane aikin rarraba ƙwaƙwalwar ajiya da kuma tsara rajistan yin amfani da daidai. na masu nuni don toshe cin gajiyar raunin da ya haifar ta hanyar samun dama ga tubalan ƙwaƙwalwar ajiya da aka riga aka 'yanta, buffer ambaliya, kira kafin farawa, da amfani da waje mahallin yanzu.
Kuskuren ya bayyana yana farawa da sabuntawa. Android 14 QPR2 (Sakin Tsarin Kwata na Kwata), wanda aka buga a farkon Maris. Tushen tushen tsarin Android Tsarin MTE na 14 yana samuwa azaman zaɓi kuma har yanzu ba a yi amfani da shi ta tsohuwa ba, amma a cikin GrapheneOS an riga an yi amfani da shi don ƙarin kariya, wanda ya ba da damar gano kuskuren bayan sabuntawa zuwa Android 14 QPR2. Kuskuren ya haifar da matsala lokacin amfani da belun kunne na Samsung Galaxy Buds2 Pro Bluetooth tare da firmware wanda ke ba da damar tsaro bisa ga MTE. Wani bincike ya nuna cewa matsalar ta shafi samun damar shiga ƙwaƙwalwar da aka saki a baya a cikin mai sarrafa Bluetooth LE, maimakon gazawa saboda haɗin MTE.
An gyara raunin a cikin sakin GrapheneOS 2024030900 kuma yana shafar gina wayoyin salula waɗanda ba su da ƙarin kariyar kayan aiki bisa ga tsawaitawar MTE (A halin yanzu ana kunna MTE ne kawai don na'urorin Pixel 8 da Pixel 8 Pro). Rashin raunin yana iya sake fitowa a wayoyin komai da ruwanka na Google Pixel 8 waɗanda ke gudanar da firmware bisa ga Android 14 QPR2. B Android Ga wayoyin salula na Pixel 8, ana iya kunna yanayin MTE a cikin zaɓuɓɓukan masu haɓakawa (Saituna / Zaɓuɓɓukan Tsarin / Zaɓuɓɓukan Masu Haɓakawa / Fadada Alamar Ƙwaƙwalwa). Kunna MTE yana ƙara yawan amfani da ƙwaƙwalwa da kusan 3% amma ba ya rage aiki.
source: budenet.ru
