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Сила четырех байтов: эксплуатация уязвимости в ядре Linux

EPISODE · Aug 20, 2021 · 57 MIN

Сила четырех байтов: эксплуатация уязвимости в ядре Linux

from Hack me, если сможешь

В январе 2021 года Александр Попов обнаружил и устранил пять уязвимостей в реализации виртуальных сокетов ядра Linux. Этим уязвимостям был присвоен идентификатор CVE-2021-26708. Докладчик детально расскажет об эксплуатации одной них для локального повышения привилегий на Fedora 33 Server для платформы x86_64. Исследователь продемонстрирует, как с помощью небольшой ошибки доступа к памяти получить контроль над всей операционной системой и при этом обойти средства обеспечения безопасности платформы.Рассказывает разработчик ядра Linux и исследователь безопасности Positive Technologies Александр ПоповВидео 

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Сила четырех байтов: эксплуатация уязвимости в ядре Linux

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