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... but it still bug checks
This commit is contained in:
momo5502
2022-05-16 10:15:57 +02:00
parent c8817b3ee4
commit 4d1f94d65a
5 changed files with 60 additions and 3 deletions
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src/driver/ept.cpp
+18
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@@ -94,6 +94,20 @@ namespace vmx
}
}
}
void reset_all_watch_point_pages(ept_code_watch_point* watch_point)
{
while (watch_point)
{
if (watch_point->target_page)
{
watch_point->target_page->read_access = 0;
watch_point->target_page->execute_access = 1;
}
watch_point = watch_point->next_watch_point;
}
}
}
ept_hook::ept_hook(const uint64_t physical_base)
@@ -251,6 +265,8 @@ namespace vmx
auto* watch_point = this->find_ept_code_watch_point(physical_base_address);
if (watch_point)
{
reset_all_watch_point_pages(this->ept_code_watch_points);
if (!violation_qualification.ept_executable && violation_qualification.execute_access)
{
watch_point->target_page->execute_access = 1;
@@ -368,6 +384,8 @@ namespace vmx
{
throw std::runtime_error("Failed to get PML1 entry for target address");
}
watch_point->target_page->read_access = 0;
}
ept_pointer ept::get_ept_pointer() const