vulnerability
Arch Linux: Incorrect calculation (CVE-2020-36242)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 6 | (AV:N/AC:L/Au:N/C:P/I:N/A:P) | Feb 7, 2021 | Jul 11, 2025 | Nov 27, 2025 |
Severity
6
CVSS
(AV:N/AC:L/Au:N/C:P/I:N/A:P)
Published
Feb 7, 2021
Added
Jul 11, 2025
Modified
Nov 27, 2025
Description
In python-cryptography before version 3.3.2, certain sequences of update calls to symmetrically encrypt multiple gigabytes of data could result in an integer overflow, leading to mishandling of buffers.
Solution
arch-linux-upgrade-latest
References
- CVE-2020-36242
- https://attackerkb.com/topics/CVE-2020-36242
- URL-https://github.com/pyca/cryptography/blob/master/CHANGELOG.rst
- URL-https://github.com/pyca/cryptography/compare/3.3.1...3.3.2
- URL-https://github.com/pyca/cryptography/issues/5615
- URL-https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/L7RGQLK4J5ZQFRLKCHVVG6BKZTUQMG7E/
- URL-https://security.archlinux.org/ASA-202102-36
- URL-https://www.oracle.com/security-alerts/cpuapr2022.html
- URL-https://www.oracle.com/security-alerts/cpujul2022.html
- CWE-190
- CWE-787
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