Memory/Pointer Tagging In IsoAlloc
November 25th, 2022 - A brief overview of the Memory Tagging implementation in IsoAlloc inspired by MTECheckedPtr and ARM MTE.
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Hardening Partition Alloc
January 22, 2016 - In this article I dive into how PartitionAlloc works by first explaining its origins and how some of its basic allocation code paths work. I also introduce some basic hardening measures by randomizing the freelist and adding some basic double free protection.
Porting PartitionAlloc to PDFium
September 9th, 2015 - In this brief article I explain how I ported the Chrome PDFium library to use the PartitionAlloc heap allocator. This brings the benefits of fine graned memory separation for objects allocated inside the PDFium code.