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Ubuntu Security Notice USN-6928-1
July 30, 2024

python3.10, python3.8 vulnerabilities

A security issue affects these releases of Ubuntu and its derivatives:

• Ubuntu 22.04 LTS
• Ubuntu 20.04 LTS

Summary:

Several security issues were fixed in Python.

Software Description:

• python3.10: An interactive high-level object-oriented language
• python3.8: An interactive high-level object-oriented language

Details:

It was discovered that the Python ssl module contained a memory race
condition when handling the APIs to obtain the CA certificates and
certificate store statistics. This could possibly result in applications
obtaining wrong results, leading to various SSL issues. (CVE-2024-0397)

It was discovered that the Python ipaddress module contained incorrect
information about which IP address ranges were considered “private” or
"globally reachable". This could possibly result in applications applying
incorrect security policies. (CVE-2024-4032)

Update instructions:

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

Ubuntu 22.04 LTS
python3.10 3.10.12-1~22.04.5
python3.10-minimal 3.10.12-1~22.04.5

Ubuntu 20.04 LTS
python3.8 3.8.10-0ubuntu1~20.04.11
python3.8-minimal 3.8.10-0ubuntu1~20.04.11

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

References:
https://ubuntu.com/security/notices/USN-6928-1
CVE-2024-0397, CVE-2024-4032

Package Information:
https://launchpad.net/ubuntu/+source/python3.10/3.10.12-1~22.04.5
https://launchpad.net/ubuntu/+source/python3.8/3.8.10-0ubuntu1~20.04.11