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Kernel: Unbreak ASLR in the new RegionTree world

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Functions that allocate and/or place a Region now take a parameter
that tells it whether to randomize unspecified addresses.
This commit is contained in:
Andreas Kling
2022-04-03 18:46:27 +02:00
parent e89c9ed2ca
commit 858b196c59
9 changed files with 33 additions and 27 deletions
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2
Kernel/Thread.cpp
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@@ -1419,7 +1419,7 @@ ErrorOr<void> Thread::make_thread_specific_region(Badge<Process>)
if (!process().m_master_tls_region)
return {};
auto* region = TRY(process().address_space().allocate_region({}, thread_specific_region_size(), PAGE_SIZE, "Thread-specific", PROT_READ | PROT_WRITE));
auto* region = TRY(process().address_space().allocate_region(Memory::RandomizeVirtualAddress::Yes, {}, thread_specific_region_size(), PAGE_SIZE, "Thread-specific", PROT_READ | PROT_WRITE));
m_thread_specific_range = region->range();