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Ubuntu 18.04 LTS USN-3721-1 Urgent: Fix for Python-Cryptography Issue

ubuntu
Calendar Grey July 23, 2018
Dist Ubuntu Esm H88
Ubuntu Security Notice USN-3720-1 July 23, 2018 python-cryptography vulnerability A security issue a
python-cryptography could be made to expose sensitive information if it received a specially crafted input.

Summary

python-cryptography could be made to expose sensitive information

if it received a specially crafted input.

Software Description:

- python-cryptography: Cryptography Python library

Details:

It was discovered that python-cryptography incorrectly handled certain

inputs. An attacker could possibly use this to get access to sensitive

information.

Topics%20covered

Topics Covered

security advisory critical Ubuntu data exposure python-cryptography

Update Instructions

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 18.04 LTS:
  python-cryptography             2.1.4-1ubuntu1.2
  python3-cryptography            2.1.4-1ubuntu1.2

In general, a standard system update will make all the necessary
changes.

References

  https://ubuntu.com/security/notices/USN-3720-1

  CVE-2018-10903

Severity
critical
Lowest
Low
Medium
High
Critical

July 23, 2018

Topics%20covered

Topics Covered

security advisory critical Ubuntu data exposure python-cryptography

Package Information

  https://launchpad.net/ubuntu/+source/python-cryptography/2.1.4-1ubuntu1.2

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