Hardware-assisted live kernel function updating on Intel platforms

• Main Authors: ZHOU, Lei, ZHANG, Fengwei, LEACH, Kevin, DING, Xuhua, NING, Zhenyu, WANG, Guojun, XIAO, Jidong
• Format: text
• Language: English
• Published: Institutional Knowledge at Singapore Management University 2024
• Subjects: Kernel function updating; system management mode; trusted execution environment; consistency; transparency; Information Security
• Online Access: https://ink.library.smu.edu.sg/sis_research/9876; https://ink.library.smu.edu.sg/context/sis_research/article/10876/viewcontent/Hardware_Assisted_Live_Kernel_Function_Updating_on_Intel_Platforms.pdf
• Institution: Singapore Management University

Traditional kernel updates such as perfective maintenance and vulnerability patching requires shutting the system down, disrupting continuous execution of applications. Enterprises and researchers have proposed various live updating techniques to patch the kernel with lower downtime to reduce the lo...