Re: [PATCH] libsepol/cil: Give an error when constraint expressions exceed max depth

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On Thu, Sep 3, 2020 at 2:19 PM James Carter <jwcart2@xxxxxxxxx> wrote:
>
> CIL was not correctly determining the depth of constraint expressions
> which prevented it from giving an error when the max depth was exceeded.
> This allowed invalid policy binaries with constraint expressions exceeding
> the max depth to be created.
>
> Correctly calculate the depth of constraint expressions when building
> the AST and give an error when the max depth is exceeded.
>
> Reported-by: Jonathan Hettwer <j2468h@xxxxxxxxx>
> Signed-off-by: James Carter <jwcart2@xxxxxxxxx>

The fix for conditional boolean expression depth checking can be a
separate patch.  For this one,

Acked-by: Stephen Smalley <stephen.smalley.work@xxxxxxxxx>



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