Does Making the Kernel Harder Make Making the Kernel Harder? – Casey Schaufler, The Smack Project

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Does Making the Kernel Harder Make Making the Kernel Harder? – Casey Schaufler, The Smack Project 

The Linux Kernel Hardening Project is making significant strides in reducing vulnerabilities and in increasing the effort required to exploit vulnerabilities that remain. Much of what has been implemented is obviously valuable, but sometimes the benefit is more subtle. How does the introduction of refcount_t make the kernel more secure, and by how much? What value is there in removing…


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