Adobe Flash - Use-After-Free When Setting Stage

Source: https://code.google.com/p/google-security-research/issues/detail?id=629

The attached file causes a use-after-free when calling the stage setter. The PoC works most consistently in Firefox for 64-bit Windows.


Proof of Concept:
https://gitlab.com/exploit-database/exploitdb-bin-sploits/-/raw/main/bin-sploits/39221.zip