Podcasts Technology Day[0] An Android Kernel Bug and a Chrome+Edge Bug [Binary Exploitation]

An Android Kernel Bug and a Chrome+Edge Bug [Binary Exploitation]

Published: Dec. 16, 2021, 1 a.m.

Links and vulnerability summaries for this episode are available at: https://dayzerosec.com/podcast/an-android-kernel-bug-a-chrome-edge-exploit.html

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Hex-rays/Adobe cross-over as they move to a subscription model and we are not too happy about it, we also discuss a few interesting bugs this week from an odd optimization and a signedness bug in Chrome, to some mishandled null-bytes in runc, and a subtle object-state confusion in the Linux kernel

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[00:00:21] Spot the Vuln - Revenge of the Average

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[00:04:38] Hex-rays is moving to a Subscription model

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[00:32:49] Understanding the Root Cause of a Chrome Bug from Pwn2Own 2021 [CVE-2021-21220]

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[00:44:30] runc/libcontainer: insecure handling of null-bytes in bind mount sources

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[00:49:50] refcount increment on mid-destruction file [CVE-2021-1048]

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[00:56:30] Overview of V8 Exploitation

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