In the cryptography package before 3.3.2 for Python certain sequences of update calls to symmetrically encrypt multi-GB values could result in an integer overflow and buffer overflow as demonstrated by the Fernet class.

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ALPINE-CVE-2020-36242

In the cryptography package before 3.3.2 for Python, certain sequences of update calls to symmetrically encrypt multi-GB values could result in an integer overflow and buffer overflow, as demonstrated by the Fernet class...