EPISODE · Jan 12, 2023 · 46 MIN
[binary] Attacking Bhyves and a Kernel UAF
from Day[0] · host dayzerosec
Just a few issues this week, but some solid exploitation. A Kernel UAF, IoT, and a bhyve escape. Links and vulnerability summaries for this episode are available at: https://dayzerosec.com/podcast/178.html [00:00:00] Introduction [00:00:35] Spot the Vuln - Internal Externals [00:06:35] Escaping from bhyve [00:13:14] Linux Kernel: Exploiting a Netfilter Use-after-Free in kmalloc-cg [00:29:28] MeshyJSON: A TP-Link tdpServer JSON Stack Overflow [00:42:19] Survey of security mitigations and architectures, December 2022 [00:45:25] Abusing RCU callbacks with a Use-After-Free read to defeat KASLR 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
What this episode covers
Just a few issues this week, but some solid exploitation. A Kernel UAF, IoT, and a bhyve escape. Links and vulnerability summaries for this episode are available at: https://dayzerosec.com/podcast/178.html [00:00:00] Introduction [00:00:35] Spot the Vuln - Internal Externals [00:06:35] Escaping from bhyve [00:13:14] Linux Kernel: Exploiting a Netfilter Use-after-Free in kmalloc-cg [00:29:28] MeshyJSON: A TP-Link tdpServer JSON Stack Overflow [00:42:19] Survey of security mitigations and architectures, December 2022 [00:45:25] Abusing RCU callbacks with a Use-After-Free read to defeat KASLR 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
NOW PLAYING
[binary] Attacking Bhyves and a Kernel UAF
No transcript for this episode yet
Similar Episodes
Sep 22, 2023 ·20m
Sep 22, 2023 ·20m
Sep 22, 2023 ·27m
Sep 22, 2023 ·14m
Sep 22, 2023 ·24m
Sep 22, 2023 ·22m