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Fedora 32: FEDORA-2020-5ed5627d2b Critical: python-rsa DoS Issue

fedora
Calendar Grey July 13, 2020
Dist Fedora Esm H88
New update available for python-rsa in Fedora 32. This patch resolves a decryption vulnerability that could potentially be exploited for Denial of Service attacks.
Fix CVE-2020-13757

Summary

Python-RSA is a pure-Python RSA implementation. It supports encryption

and decryption, signing and verifying signatures, and key generation

according to PKCS#1 version 1.5. It can be used as a Python library as

well as on the command-line.

Fix CVE-2020-13757

* Sun Jul 5 2020 Fabio Alessandro Locati - 3.4.2-15

- Backport patch to fix CVE-2020-13757

[ 1 ] Bug #1848507 - CVE-2020-13757 python-rsa: decryption of ciphertext leads to DoS

https://bugzilla.redhat.com/show_bug.cgi?id=1848507

su -c 'dnf upgrade --advisory FEDORA-2020-5ed5627d2b' at the command

line. For more information, refer to the dnf documentation available at

https://dnf.readthedocs.io/en/latest/command_ref.html

All packages are signed with the Fedora Project GPG key. More details on the

GPG keys used by the Fedora Project can be found at

https://fedoraproject.org/security/

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Change Log

References

Update Instructions

Severity
critical
Lowest
Low
Medium
High
Critical

Product: Fedora 32
Version: 3.4.2
Release: 15.fc32
Summary: Pure-Python RSA implementation

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