Ref.impl. V1. Simple escalation. Allows the VFS to shoot
itself in the foot by opening a channel R only, getting it W
in close, and trying to write, failing, maybe crashing.
Tomorrow we will extend that to keep max and effective perms
around.
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Ref.impl. V1. Simple escalation. Allows the VFS to shoot
itself in the foot by opening a channel R only, getting it W
in close, and trying to write, failing, maybe crashing.
Tomorrow we will extend that to keep max and effective perms
around.
TIP Ref. Impl. v1
TIP Ref. Impl. v2
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Ref.impl. v2. Store max perms as well, ensure that the
channel will not get more privileges on restore than it had
at creation time.