[klee-dev] Question on use-after-free detection.

Frank Busse f.busse at imperial.ac.uk
Sat Jan 2 20:54:47 GMT 2021


Hi,

On Sat, 2 Jan 2021 19:31:02 +0000
Cristian Cadar <c.cadar at imperial.ac.uk> wrote:

> You are right, KLEE doesn't catch this use-after-free bug currently,
> as it doesn't implement a quarantine.

Just a remark: KLEE's deterministic allocation mode (--allocate-determ)
implements an el cheapo arena allocator and just increments addresses.
Hence, in that mode it finds the bug.


Kind regards,

Frank



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