A General Approach to Bypassing Many Kernel Protections and Its Mitigation

Explore a comprehensive analysis of kernel protection bypasses in this 41-minute Black Hat conference talk. Begin by examining an anecdotal exploit that circumvents KASLR using flexible objects in the Linux kernel. Delve into the extended concept of elastic objects and discover how this exploitation technique serves as a general approach. Gain insights from speakers Yueqi Chen, Zhenpeng Lin, and Xinyu Xing as they present their findings on bypassing various kernel protections and discuss potential mitigation strategies.