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Kernel: Allow process creation during low-entropy condition

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Fixes #2871.

Ignoring the 'securely generated bytes' constraint seems to
be fine for Linux, so it's probably fine for Serenity.

Note that there *might* be more bottlenecks down the road
if Serenity is started in a non-GUI way. Currently though,
loading the GUI seems to generate enough interrupts to
seed the entropy pool, even on my non-RDRAND setup. Yay! :^)
This commit is contained in:
Ben Wiederhake 2020-07-25 06:05:14 +02:00 • committed by Andreas Kling
parent 8c14219fb1
commit b3472cb4a7
Notes: sideshowbarker 2024-07-19 04:38:18 +09:00
1 changed files with 1 additions and 1 deletions
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2
Kernel/Process.cpp
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@ -1118,7 +1118,7 @@ Vector<AuxiliaryValue> Process::generate_auxiliary_vector() const
auxv.append({ AuxiliaryValue::Secure, ((m_uid != m_euid) || (m_gid != m_egid)) ? 1 : 0 });
char random_bytes[16] {};
get_good_random_bytes((u8*)random_bytes, sizeof(random_bytes));
get_fast_random_bytes((u8*)random_bytes, sizeof(random_bytes));
auxv.append({ AuxiliaryValue::Random, String(random_bytes, sizeof(random_bytes)) });