RedHat: RHSA-2021-2032:01 Important: slapi-nis security and bug fix...
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                   Red Hat Security Advisory

Synopsis:          Important: slapi-nis security and bug fix update
Advisory ID:       RHSA-2021:2032-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2021:2032
Issue date:        2021-05-19
CVE Names:         CVE-2021-3480 
=====================================================================

1. Summary:

An update for slapi-nis is now available for Red Hat Enterprise Linux 7.

Red Hat Product Security has rated this update as having a security impact
of Important. 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 Workstation (v. 7) - x86_64

3. Description:

The slapi-nis packages contain the NIS server plug-in and the Schema
Compatibility plug-in for use with the 389 Directory Server.

Security Fix(es):

* slapi-nis: NULL dereference (DoS) with specially crafted Binding DN
(CVE-2021-3480)

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.

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

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

1944640 - CVE-2021-3480 slapi-nis: NULL dereference (DoS) with specially crafted Binding DN

6. Package List:

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

Source:
slapi-nis-0.56.5-4.el7_9.src.rpm

x86_64:
slapi-nis-0.56.5-4.el7_9.x86_64.rpm
slapi-nis-debuginfo-0.56.5-4.el7_9.x86_64.rpm

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

Source:
slapi-nis-0.56.5-4.el7_9.src.rpm

x86_64:
slapi-nis-0.56.5-4.el7_9.x86_64.rpm
slapi-nis-debuginfo-0.56.5-4.el7_9.x86_64.rpm

Red Hat Enterprise Linux Server (v. 7):

Source:
slapi-nis-0.56.5-4.el7_9.src.rpm

ppc64le:
slapi-nis-0.56.5-4.el7_9.ppc64le.rpm
slapi-nis-debuginfo-0.56.5-4.el7_9.ppc64le.rpm

x86_64:
slapi-nis-0.56.5-4.el7_9.x86_64.rpm
slapi-nis-debuginfo-0.56.5-4.el7_9.x86_64.rpm

Red Hat Enterprise Linux Workstation (v. 7):

Source:
slapi-nis-0.56.5-4.el7_9.src.rpm

x86_64:
slapi-nis-0.56.5-4.el7_9.x86_64.rpm
slapi-nis-debuginfo-0.56.5-4.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-2021-3480
https://access.redhat.com/security/updates/classification/#important

8. Contact:

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

Copyright 2021 Red Hat, Inc.
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RedHat: RHSA-2021-2032:01 Important: slapi-nis security and bug fix update

An update for slapi-nis is now available for Red Hat Enterprise Linux 7

Summary

The slapi-nis packages contain the NIS server plug-in and the Schema Compatibility plug-in for use with the 389 Directory Server.
Security Fix(es):
* slapi-nis: NULL dereference (DoS) with specially crafted Binding DN (CVE-2021-3480)
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.

Solution

For details on how to apply this update, which includes the changesdescribed in this advisory, refer to:https://access.redhat.com/articles/11258

References

https://access.redhat.com/security/cve/CVE-2021-3480 https://access.redhat.com/security/updates/classification/#important

Package List

Red Hat Enterprise Linux Client Optional (v. 7):
Source: slapi-nis-0.56.5-4.el7_9.src.rpm
x86_64: slapi-nis-0.56.5-4.el7_9.x86_64.rpm slapi-nis-debuginfo-0.56.5-4.el7_9.x86_64.rpm
Red Hat Enterprise Linux ComputeNode Optional (v. 7):
Source: slapi-nis-0.56.5-4.el7_9.src.rpm
x86_64: slapi-nis-0.56.5-4.el7_9.x86_64.rpm slapi-nis-debuginfo-0.56.5-4.el7_9.x86_64.rpm
Red Hat Enterprise Linux Server (v. 7):
Source: slapi-nis-0.56.5-4.el7_9.src.rpm
ppc64le: slapi-nis-0.56.5-4.el7_9.ppc64le.rpm slapi-nis-debuginfo-0.56.5-4.el7_9.ppc64le.rpm
x86_64: slapi-nis-0.56.5-4.el7_9.x86_64.rpm slapi-nis-debuginfo-0.56.5-4.el7_9.x86_64.rpm
Red Hat Enterprise Linux Workstation (v. 7):
Source: slapi-nis-0.56.5-4.el7_9.src.rpm
x86_64: slapi-nis-0.56.5-4.el7_9.x86_64.rpm slapi-nis-debuginfo-0.56.5-4.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/

Severity
Advisory ID: RHSA-2021:2032-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2021:2032
Issued Date: : 2021-05-19
CVE Names: CVE-2021-3480

Topic

An update for slapi-nis is now available for Red Hat Enterprise Linux 7.Red Hat Product Security has rated this update as having a security impactof Important. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.

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 Workstation (v. 7) - x86_64

Bugs Fixed

1944640 - CVE-2021-3480 slapi-nis: NULL dereference (DoS) with specially crafted Binding DN

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