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Fix: elevated-rights-handle visible in user space. #549

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merged 1 commit into from Feb 14, 2021
Merged

Fix: elevated-rights-handle visible in user space. #549

merged 1 commit into from Feb 14, 2021

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typpos
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@typpos typpos commented Feb 12, 2021

TargetHandle references an address in user space and transiently contains a handle with elevated rights. A user thread can steal the handle by constantly polling with InterlockedCompareExchange.

Please review carefully. I'm not set up to test-run driver builds.

@DavidXanatos
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Thanks I'll check it out asap

@DavidXanatos DavidXanatos merged commit b476481 into sandboxie-plus:master Feb 14, 2021
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2 participants