Type Confusion in Android NFC, PHP-FPM Local Privilege Escalation, and CallbackHell [Binary Exploitation]

Links and vulnerability summaries for this episode are available at: https://dayzerosec.com/podcast/type-confusion-in-android-nfc-php-fpm-local-privilege-escalation-and-callbackhell.html

This week we dive into PHP-FPM internals to look at escelating from a worker process to the root process, anotehr GDI bug, and a type confusion.

[00:00:18] Spot the Vuln - Over the Edge - Solution

[00:03:40] Trick & Treat! Paying Leets and Sweets for Linux Kernel privescs and k8s escapes

[00:10:33] Android NFC: Type confusion due to race condition during tag type change

[00:14:50] PHP-FPM local root vulnerability

[00:28:26] GitHub - ly4k/CallbackHell: Exploit for CVE-2021-40449 - Win32k Elevation of Privilege Vulnerability (LPE)

[00:29:54] GitHub - ly4k/CallbackHell: Exploit for CVE-2021-40449 - Win32k Elevation of Privilege Vulnerability (LPE)

[00:36:39] This bug doesn’t exist on x86: Exploiting an ARM-only race condition

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