Safety vulnerability ID: 39606
The information on this page was manually curated by our Cybersecurity Intelligence Team.
Cryptography 3.3.2 includes a fix for CVE-2020-36242: 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.
Latest version: 43.0.3
cryptography is a package which provides cryptographic recipes and primitives to Python developers.
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. See CVE-2020-36242.
CONFIRM:https://github.com/pyca/cryptography/blob/master/CHANGELOG.rst: https://github.com/pyca/cryptography/blob/master/CHANGELOG.rst
CONFIRM:https://github.com/pyca/cryptography/compare/3.3.1...3.3.2: https://github.com/pyca/cryptography/compare/3.3.1...3.3.2
MISC:https://github.com/pyca/cryptography/issues/5615: https://github.com/pyca/cryptography/issues/5615
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