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Red Hat: RHSA-2020-4041-01 Moderate: OpenLDAP Denial Of Service

red hat
Calendar Grey September 29, 2020
Scroller Redhat
CentOS 8 has released an OpenSSH patch correcting a critical vulnerability that poses a significant threat, along with recommendations for mitigation.
An update for openldap is now available for Red Hat Enterprise Linux 7

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

Summary

OpenLDAP is an open-source suite of Lightweight Directory Access Protocol (LDAP) applications and development tools. LDAP is a set of protocols used to access and maintain distributed directory information services over an IP network. The openldap packages contain configuration files, libraries, and documentation for OpenLDAP.
Security Fix(es):
* openldap: denial of service via nested boolean expressions in LDAP search filters (CVE-2020-12243)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Additional Changes:
For detailed information on changes in this release, see the Red Hat Enterprise Linux 7.9 Release Notes linked from the References section.

Topics%20covered

Topics Covered

security advisory moderate denial of service security update Red Hat openldap LDAP

References

https://access.redhat.com/security/cve/CVE-2020-12243 https://access.redhat.com/security/updates/classification/#moderate https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/7/html/7.9_release_notes/index

Package List

Red Hat Enterprise Linux Client (v. 7):
Source: openldap-2.4.44-22.el7.src.rpm
x86_64: openldap-2.4.44-22.el7.i686.rpm openldap-2.4.44-22.el7.x86_64.rpm openldap-clients-2.4.44-22.el7.x86_64.rpm openldap-debuginfo-2.4.44-22.el7.i686.rpm openldap-debuginfo-2.4.44-22.el7.x86_64.rpm
Red Hat Enterprise Linux Client Optional (v. 7):
x86_64: openldap-debuginfo-2.4.44-22.el7.i686.rpm openldap-debuginfo-2.4.44-22.el7.x86_64.rpm openldap-devel-2.4.44-22.el7.i686.rpm openldap-devel-2.4.44-22.el7.x86_64.rpm openldap-servers-2.4.44-22.el7.x86_64.rpm openldap-servers-sql-2.4.44-22.el7.x86_64.rpm
Red Hat Enterprise Linux ComputeNode (v. 7):
Source: openldap-2.4.44-22.el7.src.rpm
x86_64: openldap-2.4.44-22.el7.i686.rpm openldap-2.4.44-22.el7.x86_64.rpm openldap-clients-2.4.44-22.el7.x86_64.rpm openldap-debuginfo-2.4.44-22.el7.i686.rpm openldap-debuginfo-2.4.44-22.el7.x86_64.rpm
Red Hat Enterprise Linux ComputeNode Optional (v. 7):
x86_64: openldap-debuginfo-2.4.44-22.el7.i686.rpm openldap-debuginfo-2.4.44-22.el7.x86_64.rpm openldap-devel-2.4.44-22.el7.i686.rpm openldap-devel-2.4.44-22.el7.x86_64.rpm openldap-servers-2.4.44-22.el7.x86_64.rpm openldap-servers-sql-2.4.44-22.el7.x86_64.rpm
Red Hat Enterprise Linux Server (v. 7):
Source: openldap-2.4.44-22.el7.src.rpm
ppc64:

Read the Full Advisory


Advisory ID: RHSA-2020:4041-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2020:4041
Issue date: 2020-09-29

Topic

An update for openldap is now available for Red Hat Enterprise Linux 7.Red Hat Product Security has rated this update as having a security impactof Moderate. A Common Vulnerability Scoring System (CVSS) base score, whichgives a detailed severity rating, is available for each vulnerability fromthe CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory moderate denial of service security update Red Hat openldap LDAP

Relevant Releases Architectures

Red Hat Enterprise Linux Client (v. 7) - x86_64

Red Hat Enterprise Linux Client Optional (v. 7) - x86_64

Red Hat Enterprise Linux ComputeNode (v. 7) - x86_64

Red Hat Enterprise Linux ComputeNode Optional (v. 7) - x86_64

Red Hat Enterprise Linux Server (v. 7) - ppc64, ppc64le, s390x, x86_64

Red Hat Enterprise Linux Server Optional (v. 7) - ppc64, ppc64le, s390x, x86_64

Red Hat Enterprise Linux Workstation (v. 7) - x86_64

Red Hat Enterprise Linux Workstation Optional (v. 7) - x86_64

Bugs Fixed

1833535 - CVE-2020-12243 openldap: denial of service via nested boolean expressions in LDAP search filters

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