Kernel Address Space Layout Randomization

GPTKB entity

Predicate	Object
gptkbp:instanceOf	gptkb:security
gptkbp:abbreviation	gptkb:KASLR
gptkbp:appliesTo	gptkb:operating_system
gptkbp:category	computer security operating system security exploit mitigation
gptkbp:effect	entropy of randomization
https://www.w3.org/2000/01/rdf-schema#label	Kernel Address Space Layout Randomization
gptkbp:implementedIn	gptkb:x86_architecture gptkb:ARM_architecture gptkb:PowerPC_architecture
gptkbp:introducedIn	gptkb:Windows_8 gptkb:Linux_kernel_3.14
gptkbp:limitation	information leaks can bypass low entropy on some architectures
gptkbp:mechanismOfAction	randomizes kernel memory addresses
gptkbp:notableFor	gptkb:operating_system gptkb:Windows_NT_family gptkb:macOS_kernel
gptkbp:protectedBy	return-oriented programming code reuse attacks kernel exploits
gptkbp:purpose	mitigate memory corruption attacks
gptkbp:relatedConcept	gptkb:Data_Execution_Prevention gptkb:Control_Flow_Integrity gptkb:Stack_Canaries
gptkbp:relatedTo	gptkb:Address_Space_Layout_Randomization
gptkbp:requires	hardware support on some platforms
gptkbp:usedBy	gptkb:Windows gptkb:macOS gptkb:Linux
gptkbp:bfsParent	gptkb:XNU_kernel
gptkbp:bfsLayer	7