Links and vulnerability summaries for this episode are available at: https://dayzerosec.com/podcast/a-windows-uaf-branch-prediction-bugs-and-an-io-uring-exploit.html

This time as we get side tracked with a couple discussions, first about security through obscurity, secondly about the nvidia leaks. We also have our usual mix of vulnerabilities this week, a cool exploit in the Linux kernel, a use-after-free in Windows Common Logging File System, and some speculative execution issues.

[00:00:43] Spot the Vuln - Do You Even HMAC?

[00:05:49] Put an io_uring on it: Exploiting the Linux Kernel

[00:26:18] Discussion: Security through Obscurity in the Linux Kernel

[00:34:20] Exploiting a use-after-free in Windows Common Logging File System (CLFS)

[00:43:57] The AMD Branch (Mis)predictor Part 2: Where No CPU has Gone Before [CVE-2021-26341]

[00:56:20] Branch History Injection

[01:04:25] Chat Question: About the Nvidia Leak

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[binary] A Windows UAF, Branch Prediction Bugs, and an io_uring Exploit 01:16:52 Share

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[binary] A Windows UAF, Branch Prediction Bugs, and an io_uring Exploit