[binary] RetSpill, A Safari Vuln, and Steam RCE

A bit of a rambling episode to finish off 2023, we talk about some Linux kernel exploitation research (RetSpill) then get into several vulnerabilities. A type confusion in QNAP QTS5, a JavaScriptCore bug in Safari, and several issues in Steam's Remote Play protocol. Links and vulnerability summaries for this episode are available at: https://dayzerosec.com/podcast/232.html [00:00:00] Introduction [00:02:00] RetSpill - Igniting User-Controlled Data to Burn Away Linux Kernel Protections [00:12:23] QNAP QTS5 – /usr/lib/libqcloud.so JSON parsing leads to RCE [00:19:53] Safari, Hold Still for NaN Minutes! [00:31:00] Achieving Remote Code Execution in Steam: a journey into the Remote Play protocol The DAY[0] Podcast episodes are streamed live on Twitch 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. We are also available on the usual podcast platforms: -- Apple Podcasts: https://podcasts.apple.com/us/podcast/id1484046063 -- Spotify: https://open.spotify.com/show/4NKCxk8aPEuEFuHsEQ9Tdt -- Google Podcasts: https://www.google.com/podcasts?feed=aHR0cHM6Ly9hbmNob3IuZm0vcy9hMTIxYTI0L3BvZGNhc3QvcnNz -- Other audio platforms can be found at https://anchor.fm/dayzerosec You can also join our discord: https://discord.gg/daTxTK9