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Linux Kernel Security Linux Kernel Security @linkersec · 4.73K subscribers
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Linux Kernel Security The Art of Exploiting UAF by Ret2bpf in Android Kernel by Xingyu Jin and Richard Neal Slides for the talk about exploiting an Android kernel UAF bug (CVE-2021-0399) through ret2bpf. https://conference.hitb.org/hitbsecconf2021sin/materials/D1T1%20-%20%20…
Video of this talk is published:

https://m.youtube.com/watch?v=7UXtirV1Vzg
YouTube #HITB2021SIN D1T1 - Exploiting UAF By Ret2bpf In Android Kernel - Xingyu Jin & Richard Neal In early 2021, an external researcher reported to Google three lines of code indicating the xt_qtaguid kernel module, used for monitoring network socket status, had a Use-After-Free vulnerability (CVE-2021-0399) for 10 years. Unfortunately, the researcher…
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