Ubuntu 5508-1: Python LDAP vulnerability

Advisories

==========================================================================
Ubuntu Security Notice USN-5508-1
July 11, 2022

python-ldap vulnerability
==========================================================================

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

- Ubuntu 22.04 LTS
- Ubuntu 21.10
- Ubuntu 20.04 LTS
- Ubuntu 18.04 LTS

Summary:

Python LDAP could be made to denial of service if it received a specially
crafted regular expression.

Software Description:
- python-ldap: LDAP interface module for Python3

Details:

It was discovered that Python LDAP incorrectly handled certain regular expressions.
An remote attacker could possibly use this issue to cause a denial of service.

Update instructions:

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

Ubuntu 22.04 LTS:
  python3-ldap                    3.2.0-4ubuntu7.1
  python3-pyldap                  3.2.0-4ubuntu7.1

Ubuntu 21.10:
  python3-ldap                    3.2.0-4ubuntu5.1
  python3-pyldap                  3.2.0-4ubuntu5.1

Ubuntu 20.04 LTS:
  python3-ldap                    3.2.0-4ubuntu2.1
  python3-pyldap                  3.2.0-4ubuntu2.1

Ubuntu 18.04 LTS:
  python-ldap                     3.0.0-1ubuntu0.2
  python-pyldap                   3.0.0-1ubuntu0.2
  python3-ldap                    3.0.0-1ubuntu0.2
  python3-pyldap                  3.0.0-1ubuntu0.2

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

References:
  https://ubuntu.com/security/notices/USN-5508-1
  CVE-2021-46823

Package Information:
  https://launchpad.net/ubuntu/+source/python-ldap/3.2.0-4ubuntu7.1
  https://launchpad.net/ubuntu/+source/python-ldap/3.2.0-4ubuntu5.1
  https://launchpad.net/ubuntu/+source/python-ldap/3.2.0-4ubuntu2.1
  https://launchpad.net/ubuntu/+source/python-ldap/3.0.0-1ubuntu0.2

Ubuntu 5508-1: Python LDAP vulnerability

July 11, 2022

Summary

A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 22.04 LTS - Ubuntu 21.10 - Ubuntu 20.04 LTS - Ubuntu 18.04 LTS Summary: Python LDAP could be made to denial of service if it received a specially crafted regular expression. Software Description: - python-ldap: LDAP interface module for Python3 Details: It was discovered that Python LDAP incorrectly handled certain regular expressions. An remote attacker could possibly use this issue to cause a denial of service.

Update Instructions

The problem can be corrected by updating your system to the following package versions: Ubuntu 22.04 LTS: python3-ldap 3.2.0-4ubuntu7.1 python3-pyldap 3.2.0-4ubuntu7.1 Ubuntu 21.10: python3-ldap 3.2.0-4ubuntu5.1 python3-pyldap 3.2.0-4ubuntu5.1 Ubuntu 20.04 LTS: python3-ldap 3.2.0-4ubuntu2.1 python3-pyldap 3.2.0-4ubuntu2.1 Ubuntu 18.04 LTS: python-ldap 3.0.0-1ubuntu0.2 python-pyldap 3.0.0-1ubuntu0.2 python3-ldap 3.0.0-1ubuntu0.2 python3-pyldap 3.0.0-1ubuntu0.2 In general, a standard system update will make all the necessary changes.

References

https://ubuntu.com/security/notices/USN-5508-1

CVE-2021-46823

Severity
Ubuntu Security Notice USN-5508-1

Package Information

https://launchpad.net/ubuntu/+source/python-ldap/3.2.0-4ubuntu7.1 https://launchpad.net/ubuntu/+source/python-ldap/3.2.0-4ubuntu5.1 https://launchpad.net/ubuntu/+source/python-ldap/3.2.0-4ubuntu2.1 https://launchpad.net/ubuntu/+source/python-ldap/3.0.0-1ubuntu0.2

We use cookies to provide and improve our services. By using our site, you consent to our Cookie Policy.