A Kernel Race, SuDump, and a Chrome Garbage Collector Bug [Exploit Dev/VR]

Published: Oct. 28, 2021, midnight

Links and vulnerability summaries for this episode are available at: https://dayzerosec.com/podcast/a-kernel-race-sudump-and-a-chrome-garbage-collector-bug.html

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We start off this week with a look at in-the-wild 0days from the past seven years, before diving into some pretty awesome bugs this week including a OOB access in Squirrel (programming language), a couple Linux kernel issues and a Chrome garbage collector bug.

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[00:00:22] Spot The Vuln - Just Be Positive - Solution

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[00:06:42] Overview of 0days seen in the wild the last 7 years

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[00:18:33] Squirrel Sandbox Escape allows Code Execution in Games and Cloud Services

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[00:29:15] SuDump: Exploiting suid binaries through the kernel

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[00:38:09] How a simple Linux kernel memory corruption bug can lead to complete system compromise

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[00:55:46] Chrome in-the-wild bug analysis [CVE-2021-37975]

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[01:12:40] FuzzCon Europe 2021

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The DAY[0] Podcast episodes are streamed live on Twitch (@dayzerosec) twice a week:

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The Video archive can be found on our Youtube channel: https://www.youtube.com/c/dayzerosec

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