I published an article I wrote earlier last year, titled “Linux Slab Allocator Buffer Overflow Vulnerabilities”, written in Portuguese (Brazil). This article discusses buffer overflow vulnerabilities in Linux kernel’s Slab Allocator and how to exploit them. Previous knowledge of buffer overflows is required. The article is available at:

Linux Slab Allocator Buffer Overflow Vulnerabilities
Linux Slab Allocator Buffer Overflow Vulnerabilities (IBM developerWorks Brasil)