[binary] ImageGear JPEG Vulns, NetFilter, and a LibCurl Memory Disclosure

What this episode covers

Links and vulnerability summaries for this episode are available at: https://dayzerosec.com/podcast/imagegear-jpeg-vulns-netfilter-and-libcurl.html Quick episode with four somewhat simple bugs in JPEG parsing, a remote memory disclosure in libcurl due to the difference `sizeof(long)` on Linux vs Windows, and a heap out of bounds write in the Linux Kernel. [00:00:16] Spot the Vuln - One of a Kind [00:03:14] Accusoft ImageGear JPEG-JFIF Scan header parser out-of-bounds write vulnerability [00:07:15] Accusoft ImageGear Palette box parser heap-based buffer overflow vulnerability [00:11:55] Remote memory disclosure vulnerability in libcurl on 64 Bit Windows [00:19:15] Linux kernel: heap out of bounds write in nf_dup_netdev.c since 5.4 [00:23:03] Overview of GLIBC heap exploitation techniques 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. The Video archive can be found on our Youtube channel: https://www.youtube.com/c/dayzerosec You can also join our discord: https://discord.gg/daTxTK9 Or follow us on Twitter (@dayzerosec) to know when new releases are coming.

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