Adobe Flash - ATF Processing Heap Overflow
Source: https://code.google.com/p/google-security-research/issues/detail?id=635
The attached file causes a crash due to a heap overflow, probably due to an issue in ATF processing by the URLStream class.
Proof of Concept:
https://gitlab.com/exploit-database/exploitdb-bin-sploits/-/raw/main/bin-sploits/39465.zip