Loop with Unreachable Exit Condition ('Infinite Loop') Affecting openldap package, versions <2.4.47+dfsg-3+deb10u5



    Attack Complexity Low
    Availability High
Expand this section
7.5 high
Expand this section
7.5 high
Expand this section
Red Hat
7.5 high

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  • Snyk ID SNYK-DEBIAN10-OPENLDAP-1064742
  • published 26 Jan 2021
  • disclosed 26 Jan 2021

How to fix?

Upgrade Debian:10 openldap to version 2.4.47+dfsg-3+deb10u5 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream openldap package and not the openldap package as distributed by Debian:10. See How to fix? for Debian:10 relevant fixed versions and status.

A flaw was discovered in OpenLDAP before 2.4.57 leading to an infinite loop in slapd with the cancel_extop Cancel operation, resulting in denial of service.