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64 bytes and a ROP chain – A journey through nftables

A two-part article by Davide Ornaghi about finding, analyzing, and exploiting a stack buffer-overflow in the netfilter subsystem from the softirq context.

Davide also gave a talk (slides) about this work at HITB Amsterdam last year.
Betrusted 64 bytes and a ROP chain - A journey through nftables - Part 1 Dive into the process of vulnerability research in the Linux kernel: focus on CVE-2023-0179 and Local Privilege Escalation (LPE).
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