Unrated severityNVD Advisory· Published Apr 27, 2020· Updated Aug 4, 2024

CVE-2020-12138

Description

AMD ATI atillk64.sys 5.11.9.0 allows low-privileged users to interact directly with physical memory by calling one of several driver routines that map physical memory into the virtual address space of the calling process. This could enable low-privileged users to achieve NT AUTHORITY\SYSTEM privileges via a DeviceIoControl call associated with MmMapIoSpace, IoAllocateMdl, MmBuildMdlForNonPagedPool, or MmMapLockedPages.

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LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

AMD/ATI atillk64.sysdescription
AMD/atillk64.sysllm-create
Range: =5.11.9.0

Patches

Vulnerability mechanics

References

eclypsium.com/2019/11/12/mother-of-all-drivers/mitrex_refsource_MISC
h0mbre.github.io/atillk64_exploit/mitrex_refsource_MISC

News mentions

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