USN-7015-1: Python vulnerabilities

16 September 2024

Several security issues were fixed in Python.

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Releases

Packages

  • python3.10 - An interactive high-level object-oriented language
  • python3.12 - An interactive high-level object-oriented language
  • python3.8 - An interactive high-level object-oriented language

Details

It was discovered that the Python email module incorrectly parsed email
addresses that contain special characters. A remote attacker could possibly
use this issue to bypass certain protection mechanisms. (CVE-2023-27043)

It was discovered that Python allowed excessive backtracking while parsing
certain tarfile headers. A remote attacker could possibly use this issue to
cause Python to consume resources, leading to a denial of service.
(CVE-2024-6232)

It was discovered that the Python email module incorrectly quoted newlines
for email headers. A remote attacker could possibly use this issue to
perform header injection. (CVE-2024-6923)

It was discovered that the Python http.cookies module incorrectly handled
parsing cookies that contained backslashes for quoted characters. A remote
attacker could possibly use this issue to cause Python to consume
resources, leading to a denial of service. (CVE-2024-7592)

It was discovered that the Python zipfile module incorrectly handled
certain malformed zip files. A remote attacker could possibly use this
issue to cause Python to stop responding, resulting in a denial of service.
(CVE-2024-8088)

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Update instructions

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

Ubuntu 24.04
Ubuntu 22.04
Ubuntu 20.04

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