Day[0]

[binary] PwnKit, a Win32k Type Confusion, and Binary Ninja 3.0

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Links and vulnerability summaries for this episode are available at: https://dayzerosec.com/podcast/pwnkit-a-win32k-type-confusion-and-binary-ninja-3-0.html

Binary ninja 3.0 just dropped, lets talk about that, then into pwnkit and a couple kernel bugs, and ending this week off with a discussion about dealing with imposter syndrome.

[00:00:18] Spot the Vuln - Maintain Order

[00:03:52] Binary Ninja 3.0

[00:13:09] PwnKit: Local Privilege Escalation Vulnerability Discovered in polkit’s pkexec [CVE-2021-4034]

[00:27:20] Win32k Window Object Type Confusion [CVE-2022-21882]

[00:34:20] Linux kernel: erroneous error handling after fd_install()

[00:38:26] Question: Dealing with Imposter Syndrome

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

  • Mondays at 3:00pm Eastern (Boston) we focus on web and more bug bounty style vulnerabilities
  • Tuesdays at 7:00pm Eastern (Boston) we focus on lower-level vulnerabilities and exploits.

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    You can also join our discord: https://discord.gg/daTxTK9

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