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Ubuntu 25.04 Security Flaw: Eventlet Critical Bypass Issue USN-7772-1

ubuntu
Calendar Grey September 25, 2025
Dist Ubuntu Esm H88
Discover the latest Eventlet security bulletin detailing vulnerabilities in Ubuntu's front-end safety measures, along with crucial risks and protective solutions
Eventlet could be made to bypass front-end security controls if it received a specially crafted request.

Summary

Eventlet could be made to bypass front-end security controls

if it received a specially crafted request.

Software Description:

- python-eventlet: concurrent networking library

Details:

It was discovered that Eventlet incorrectly handled certain requests.

An attacker could possibly use this issue to bypass front-end security

controls, launch targeted attacks against active site users, and poison

web

caches.

Topics%20covered

Topics Covered

security advisory Ubuntu security controls python bypass eventlet

Update Instructions

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

Ubuntu 25.04
  python3-eventlet                0.39.0-0ubuntu1.1

Ubuntu 24.04 LTS
  python3-eventlet                0.35.2-0ubuntu1.1

Ubuntu 22.04 LTS
  python3-eventlet                0.30.2-5ubuntu2.2

Ubuntu 20.04 LTS
  python3-eventlet                0.25.1-2ubuntu1.1+esm2
                                  Available with Ubuntu Pro

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

References

  https://ubuntu.com/security/notices/USN-7772-1

  CVE-2025-58068,

Severity
critical
Lowest
Low
Medium
High
Critical

Topics%20covered

Topics Covered

security advisory Ubuntu security controls python bypass eventlet

Package Information

 
https://launchpad.net/ubuntu/+source/python-eventlet/0.39.0-0ubuntu1.1
 
https://launchpad.net/ubuntu/+source/python-eventlet/0.35.2-0ubuntu1.1
 
https://launchpad.net/ubuntu/+source/python-eventlet/0.30.2-5ubuntu2.2

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