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7 February 2021

Vulnerabilities first published on this day (UTC), newest first.

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  • Critical 9.1
    CVE-2020-36242

    PyCA Cryptography symmetrically encrypting large values can lead to integer overflow

    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.

    cryptography python-cryptography py3-cryptography Debian Alpine PyPI