Masu haɓaka aikin GrapheneOS, waɗanda ke haɓaka amintaccen cokali mai yatsa na lambar lambar AOSP (Android Open Source Project), sun gano lahani a cikin tarin Bluetooth na dandamalin Android 14, wanda zai iya haifar da aiwatar da lambar nesa. Matsalar tana faruwa ne ta hanyar samun damar wurin ƙwaƙwalwar ajiya da aka rigaya (amfani bayan-kyauta) a cikin lambar sarrafa sauti da ake 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 yana bayyana tun daga sabunta Android 14 QPR2 (Sakin Platform na Kwata), wanda aka buga a farkon Maris. A cikin babban lambar tushe na dandamali na Android 14, tsarin MTE yana samuwa azaman zaɓi kuma har yanzu ba a yi amfani da shi ta tsohuwa ba, amma a cikin GrapheneOS an riga an kunna shi don ƙarin kariya, wanda ya ba da damar gano kuskuren bayan an sabunta zuwa Android 14 QPR2. Kwaron ya haifar da haɗari lokacin amfani da Samsung Galaxy Buds2 Pro belun kunne na Bluetooth tare da firmware wanda ke ba da kariya ta tushen MTE. Binciken abin da ya faru ya nuna cewa matsalar tana da alaƙa da samun dama ga ƙwaƙwalwar ajiya da aka riga aka saki a cikin mai sarrafa Bluetooth LE, kuma ba gazawa ba saboda haɗin MTE.
An daidaita rashin lafiyar a cikin sakin GrapheneOS 2024030900 kuma yana shafar ginin wayowin komai da ruwan da ba ya haɗa da ƙarin kariyar kayan masarufi dangane da haɓaka MTE (A halin yanzu ana kunna MTE don na'urorin Pixel 8 da Pixel 8 Pro). Ana sake haifar da raunin a kan wayoyin hannu na Google Pixel 8 masu amfani da Android 14 QPR2. A kan Android don jerin wayoyin hannu na Pixel 8, ana iya kunna yanayin MTE a cikin saitunan haɓakawa ("Saituna / Tsarin / Zaɓuɓɓukan Haɓakawa / Ƙwararren Tagging Memory"). Kunna MTE yana ƙara yawan amfani da ƙwaƙwalwar ajiya da kusan 3%, amma baya rage aiki.
source: budenet.ru