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Red Hat Enterprise Linux 7 RHSA-2019-1896-01 Moderate DoS Risk

red hat
Calendar Grey July 29, 2019
Dist Redhat Esm H88
A new patch for 389-ds-base tackles significant vulnerabilities in Red Hat Enterprise Linux 7. Key corrections have been implemented.
An update for 389-ds-base 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

After installing this update, the 389 server service will be restarted automatically.

Summary

389 Directory Server is an LDAP version 3 (LDAPv3) compliant server. The base packages include the Lightweight Directory Access Protocol (LDAP) server and command-line utilities for server administration.
Security Fix(es):
* 389-ds-base: DoS via hanging secured connections (CVE-2019-3883)
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.
Bug Fix(es):
* Previously, if you were using the PAM plugin and attempted to bind as a dn that doesn't exist, the server would crash. This has now been fixed. (BZ#1718184)

Topics%20covered

Topics Covered

security advisory moderate security issue red hat bug fix dos 389-directory-server

References

https://access.redhat.com/security/cve/CVE-2019-3883 https://access.redhat.com/security/updates/classification/#moderate

Package List

Red Hat Enterprise Linux Client Optional (v. 7):
Source: 389-ds-base-1.3.8.4-25.1.el7_6.src.rpm
x86_64: 389-ds-base-1.3.8.4-25.1.el7_6.x86_64.rpm 389-ds-base-debuginfo-1.3.8.4-25.1.el7_6.x86_64.rpm 389-ds-base-devel-1.3.8.4-25.1.el7_6.x86_64.rpm 389-ds-base-libs-1.3.8.4-25.1.el7_6.x86_64.rpm 389-ds-base-snmp-1.3.8.4-25.1.el7_6.x86_64.rpm
Red Hat Enterprise Linux ComputeNode Optional (v. 7):
Source: 389-ds-base-1.3.8.4-25.1.el7_6.src.rpm
x86_64: 389-ds-base-1.3.8.4-25.1.el7_6.x86_64.rpm 389-ds-base-debuginfo-1.3.8.4-25.1.el7_6.x86_64.rpm 389-ds-base-devel-1.3.8.4-25.1.el7_6.x86_64.rpm 389-ds-base-libs-1.3.8.4-25.1.el7_6.x86_64.rpm 389-ds-base-snmp-1.3.8.4-25.1.el7_6.x86_64.rpm
Red Hat Enterprise Linux Server (v. 7):
Source: 389-ds-base-1.3.8.4-25.1.el7_6.src.rpm
ppc64le: 389-ds-base-1.3.8.4-25.1.el7_6.ppc64le.rpm 389-ds-base-debuginfo-1.3.8.4-25.1.el7_6.ppc64le.rpm 389-ds-base-libs-1.3.8.4-25.1.el7_6.ppc64le.rpm
x86_64: 389-ds-base-1.3.8.4-25.1.el7_6.x86_64.rpm 389-ds-base-debuginfo-1.3.8.4-25.1.el7_6.x86_64.rpm 389-ds-base-libs-1.3.8.4-25.1.el7_6.x86_64.rpm
Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7):
Source: 389-ds-base-1.3.8.4-25.1.el7_6.src.rpm
aarch64: 389-ds-base-1.3.8.4-25.1.el7_6.aarch64.rpm 389-ds-base-debuginfo-1.3.8.4-25.1.el7_6.aarch64.rpm

Read the Full Advisory


Advisory ID: RHSA-2019:1896-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2019:1896
Issue date: 2019-07-29

Topic

An update for 389-ds-base 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 security issue red hat bug fix dos 389-directory-server

Relevant Releases Architectures

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

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

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

Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7) - aarch64, ppc64le

Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7) - aarch64, ppc64le, s390x

Bugs Fixed

1693612 - CVE-2019-3883 389-ds-base: DoS via hanging secured connections

1718184 - segfault when using pam passthru and addn plugins together [rhel-7.6.z]

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