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CVE-2020-36242
Published: Feb 7, 2021
Modified: Aug 4, 2024
PUBLISHED
Description
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.
| Vendor | Product | Versions |
|---|---|---|
n/a | n/a | affected n/a |
References
https://github.com/pyca/cryptography/issues/5615
x_refsource_MISC
FEDORA-2021-8e36e7ed1a
vendor-advisory
x_refsource_FEDORA
https://www.oracle.com/security-alerts/cpuapr2022.html
x_refsource_MISC
https://github.com/pyca/cryptography/compare/3.3.1...3.3.2
x_refsource_CONFIRM
https://github.com/pyca/cryptography/blob/master/CHANGELOG.rst
x_refsource_CONFIRM
https://www.oracle.com/security-alerts/cpujul2022.html
x_refsource_MISC
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