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Microsoft Windows - Kernel NtGdiGetTextExtentExW Out-of-Bounds Memory Read

🗓️ 01 Apr 2016 00:00:00Reported by Nils SommerType 
zdt
 zdt
🔗 0day.today👁 35 Views

Microsoft Windows Kernel NtGdiGetTextExtentExW Out-of-Bounds Memory Rea

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Code
Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=685
 
The attached Proof-of-Concept crashes Windows 7 with special pool enabled on win32k.sys. The crash is due accessing memory past the end of a buffer.
 
 
Proof of Concept:
https://github.com/offensive-security/exploit-database-bin-sploits/raw/master/sploits/39648.zip

#  0day.today [2018-04-08]  #

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01 Apr 2016 00:00Current
7.8High risk
Vulners AI Score7.8
EPSS0.03237
35