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=====================================================================
                   Red Hat Security Advisory

Synopsis:          Low: 389-ds-base security and bug fix update
Advisory ID:       RHSA-2022:0628-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2022:0628
Issue date:        2022-02-22
CVE Names:         CVE-2021-4091 
=====================================================================

1. Summary:

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 impact
of Low. A Common Vulnerability Scoring System (CVSS) base score, which
gives a detailed severity rating, is available for each vulnerability from
the CVE link(s) in the References section.

2. 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

3. Description:

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: double-free of the virtual attribute context in persistent
search (CVE-2021-4091)

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):

* CSN generator can adjust wrongly the local and remote offsets used to
generate a CSN (BZ#2049812)

4. 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.

5. Bugs fixed (https://bugzilla.redhat.com/):

2030307 - CVE-2021-4091 389-ds-base: double-free of the virtual attribute context in persistent search
2049812 - Fix csn generator to limit time skew drift

6. Package List:

Red Hat Enterprise Linux Client Optional (v. 7):

Source:
389-ds-base-1.3.10.2-15.el7_9.src.rpm

x86_64:
389-ds-base-1.3.10.2-15.el7_9.x86_64.rpm
389-ds-base-debuginfo-1.3.10.2-15.el7_9.x86_64.rpm
389-ds-base-devel-1.3.10.2-15.el7_9.x86_64.rpm
389-ds-base-libs-1.3.10.2-15.el7_9.x86_64.rpm
389-ds-base-snmp-1.3.10.2-15.el7_9.x86_64.rpm

Red Hat Enterprise Linux ComputeNode Optional (v. 7):

Source:
389-ds-base-1.3.10.2-15.el7_9.src.rpm

x86_64:
389-ds-base-1.3.10.2-15.el7_9.x86_64.rpm
389-ds-base-debuginfo-1.3.10.2-15.el7_9.x86_64.rpm
389-ds-base-devel-1.3.10.2-15.el7_9.x86_64.rpm
389-ds-base-libs-1.3.10.2-15.el7_9.x86_64.rpm
389-ds-base-snmp-1.3.10.2-15.el7_9.x86_64.rpm

Red Hat Enterprise Linux Server (v. 7):

Source:
389-ds-base-1.3.10.2-15.el7_9.src.rpm

ppc64le:
389-ds-base-1.3.10.2-15.el7_9.ppc64le.rpm
389-ds-base-debuginfo-1.3.10.2-15.el7_9.ppc64le.rpm
389-ds-base-libs-1.3.10.2-15.el7_9.ppc64le.rpm

x86_64:
389-ds-base-1.3.10.2-15.el7_9.x86_64.rpm
389-ds-base-debuginfo-1.3.10.2-15.el7_9.x86_64.rpm
389-ds-base-libs-1.3.10.2-15.el7_9.x86_64.rpm

Red Hat Enterprise Linux Server Optional (v. 7):

Source:
389-ds-base-1.3.10.2-15.el7_9.src.rpm

ppc64:
389-ds-base-1.3.10.2-15.el7_9.ppc64.rpm
389-ds-base-debuginfo-1.3.10.2-15.el7_9.ppc64.rpm
389-ds-base-devel-1.3.10.2-15.el7_9.ppc64.rpm
389-ds-base-libs-1.3.10.2-15.el7_9.ppc64.rpm
389-ds-base-snmp-1.3.10.2-15.el7_9.ppc64.rpm

ppc64le:
389-ds-base-debuginfo-1.3.10.2-15.el7_9.ppc64le.rpm
389-ds-base-devel-1.3.10.2-15.el7_9.ppc64le.rpm
389-ds-base-snmp-1.3.10.2-15.el7_9.ppc64le.rpm

s390x:
389-ds-base-1.3.10.2-15.el7_9.s390x.rpm
389-ds-base-debuginfo-1.3.10.2-15.el7_9.s390x.rpm
389-ds-base-devel-1.3.10.2-15.el7_9.s390x.rpm
389-ds-base-libs-1.3.10.2-15.el7_9.s390x.rpm
389-ds-base-snmp-1.3.10.2-15.el7_9.s390x.rpm

x86_64:
389-ds-base-debuginfo-1.3.10.2-15.el7_9.x86_64.rpm
389-ds-base-devel-1.3.10.2-15.el7_9.x86_64.rpm
389-ds-base-snmp-1.3.10.2-15.el7_9.x86_64.rpm

Red Hat Enterprise Linux Workstation (v. 7):

Source:
389-ds-base-1.3.10.2-15.el7_9.src.rpm

x86_64:
389-ds-base-1.3.10.2-15.el7_9.x86_64.rpm
389-ds-base-debuginfo-1.3.10.2-15.el7_9.x86_64.rpm
389-ds-base-libs-1.3.10.2-15.el7_9.x86_64.rpm

Red Hat Enterprise Linux Workstation Optional (v. 7):

x86_64:
389-ds-base-debuginfo-1.3.10.2-15.el7_9.x86_64.rpm
389-ds-base-devel-1.3.10.2-15.el7_9.x86_64.rpm
389-ds-base-snmp-1.3.10.2-15.el7_9.x86_64.rpm

These packages are GPG signed by Red Hat for security.  Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/

7. References:

https://access.redhat.com/security/cve/CVE-2021-4091
https://access.redhat.com/security/updates/classification/#low

8. Contact:

The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2022 Red Hat, Inc.
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