[binary] NetUSB RCE, a Linux Kernel Heap Overflow, and an XNU Use-After-Free

Published: Jan. 27, 2022, 1 a.m.

Links and vulnerability summaries for this episode are available at: https://dayzerosec.com/podcast/netusb-rce-a-kernel-heap-overflow-an-xnu-uaf.html

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Integer overflows and underflow this week, covering vulns from desktop Zoom clients, to kernel and some routers.

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[00:00:19] Spot the Vuln - One Verified JWT, Please

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[00:03:27] Zooming in on Zero-click Exploits

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[00:12:18] Zooming in on Zero-click Exploits

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[00:26:39] XNU kernel use-after-free in mach_msg

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[00:34:06] Linux kernel v5.1+ Heap buffer overflow in fs_context.c

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[00:36:03] Linux kernel v5.1+ Heap buffer overflow in fs_context.c

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[00:42:21] NetUSB RCE Flaw in Millions of End User Routers [CVE-2021-45608]

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[00:47:54] Humble Book Bundle: Cybersecurity by Wiley

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