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

Synopsis:          Important: postgresql:9.6 security update
Advisory ID:       RHSA-2021:2393-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2021:2393
Issue date:        2021-06-14
CVE Names:         CVE-2021-32027 CVE-2021-32028 
=====================================================================

1. Summary:

An update for the postgresql:9.6 module is now available for Red Hat
Enterprise Linux 8.1 Extended Update Support.

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 AppStream EUS (v. 8.1) - aarch64, ppc64le, s390x, x86_64

3. Description:

PostgreSQL is an advanced object-relational database management system
(DBMS).

The following packages have been upgraded to a later upstream version:
postgresql (9.6.22)

Security Fix(es):

* postgresql: Buffer overrun from integer overflow in array subscripting
calculations (CVE-2021-32027)

* postgresql: Memory disclosure in INSERT ... ON CONFLICT ... DO UPDATE
(CVE-2021-32028)

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

If the postgresql service is running, it will be automatically restarted
after installing this update.

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

1956876 - CVE-2021-32027 postgresql: Buffer overrun from integer overflow in array subscripting calculations
1956877 - CVE-2021-32028 postgresql: Memory disclosure in INSERT ... ON CONFLICT ... DO UPDATE

6. Package List:

Red Hat Enterprise Linux AppStream EUS (v. 8.1):

Source:
postgresql-9.6.22-1.module+el8.1.0+11236+e0bc3a70.src.rpm

aarch64:
postgresql-9.6.22-1.module+el8.1.0+11236+e0bc3a70.aarch64.rpm
postgresql-contrib-9.6.22-1.module+el8.1.0+11236+e0bc3a70.aarch64.rpm
postgresql-contrib-debuginfo-9.6.22-1.module+el8.1.0+11236+e0bc3a70.aarch64.rpm
postgresql-debuginfo-9.6.22-1.module+el8.1.0+11236+e0bc3a70.aarch64.rpm
postgresql-debugsource-9.6.22-1.module+el8.1.0+11236+e0bc3a70.aarch64.rpm
postgresql-docs-9.6.22-1.module+el8.1.0+11236+e0bc3a70.aarch64.rpm
postgresql-docs-debuginfo-9.6.22-1.module+el8.1.0+11236+e0bc3a70.aarch64.rpm
postgresql-plperl-9.6.22-1.module+el8.1.0+11236+e0bc3a70.aarch64.rpm
postgresql-plperl-debuginfo-9.6.22-1.module+el8.1.0+11236+e0bc3a70.aarch64.rpm
postgresql-plpython3-9.6.22-1.module+el8.1.0+11236+e0bc3a70.aarch64.rpm
postgresql-plpython3-debuginfo-9.6.22-1.module+el8.1.0+11236+e0bc3a70.aarch64.rpm
postgresql-pltcl-9.6.22-1.module+el8.1.0+11236+e0bc3a70.aarch64.rpm
postgresql-pltcl-debuginfo-9.6.22-1.module+el8.1.0+11236+e0bc3a70.aarch64.rpm
postgresql-server-9.6.22-1.module+el8.1.0+11236+e0bc3a70.aarch64.rpm
postgresql-server-debuginfo-9.6.22-1.module+el8.1.0+11236+e0bc3a70.aarch64.rpm
postgresql-server-devel-9.6.22-1.module+el8.1.0+11236+e0bc3a70.aarch64.rpm
postgresql-server-devel-debuginfo-9.6.22-1.module+el8.1.0+11236+e0bc3a70.aarch64.rpm
postgresql-static-9.6.22-1.module+el8.1.0+11236+e0bc3a70.aarch64.rpm
postgresql-test-9.6.22-1.module+el8.1.0+11236+e0bc3a70.aarch64.rpm
postgresql-test-debuginfo-9.6.22-1.module+el8.1.0+11236+e0bc3a70.aarch64.rpm
postgresql-test-rpm-macros-9.6.22-1.module+el8.1.0+11236+e0bc3a70.aarch64.rpm

ppc64le:
postgresql-9.6.22-1.module+el8.1.0+11236+e0bc3a70.ppc64le.rpm
postgresql-contrib-9.6.22-1.module+el8.1.0+11236+e0bc3a70.ppc64le.rpm
postgresql-contrib-debuginfo-9.6.22-1.module+el8.1.0+11236+e0bc3a70.ppc64le.rpm
postgresql-debuginfo-9.6.22-1.module+el8.1.0+11236+e0bc3a70.ppc64le.rpm
postgresql-debugsource-9.6.22-1.module+el8.1.0+11236+e0bc3a70.ppc64le.rpm
postgresql-docs-9.6.22-1.module+el8.1.0+11236+e0bc3a70.ppc64le.rpm
postgresql-docs-debuginfo-9.6.22-1.module+el8.1.0+11236+e0bc3a70.ppc64le.rpm
postgresql-plperl-9.6.22-1.module+el8.1.0+11236+e0bc3a70.ppc64le.rpm
postgresql-plperl-debuginfo-9.6.22-1.module+el8.1.0+11236+e0bc3a70.ppc64le.rpm
postgresql-plpython3-9.6.22-1.module+el8.1.0+11236+e0bc3a70.ppc64le.rpm
postgresql-plpython3-debuginfo-9.6.22-1.module+el8.1.0+11236+e0bc3a70.ppc64le.rpm
postgresql-pltcl-9.6.22-1.module+el8.1.0+11236+e0bc3a70.ppc64le.rpm
postgresql-pltcl-debuginfo-9.6.22-1.module+el8.1.0+11236+e0bc3a70.ppc64le.rpm
postgresql-server-9.6.22-1.module+el8.1.0+11236+e0bc3a70.ppc64le.rpm
postgresql-server-debuginfo-9.6.22-1.module+el8.1.0+11236+e0bc3a70.ppc64le.rpm
postgresql-server-devel-9.6.22-1.module+el8.1.0+11236+e0bc3a70.ppc64le.rpm
postgresql-server-devel-debuginfo-9.6.22-1.module+el8.1.0+11236+e0bc3a70.ppc64le.rpm
postgresql-static-9.6.22-1.module+el8.1.0+11236+e0bc3a70.ppc64le.rpm
postgresql-test-9.6.22-1.module+el8.1.0+11236+e0bc3a70.ppc64le.rpm
postgresql-test-debuginfo-9.6.22-1.module+el8.1.0+11236+e0bc3a70.ppc64le.rpm
postgresql-test-rpm-macros-9.6.22-1.module+el8.1.0+11236+e0bc3a70.ppc64le.rpm

s390x:
postgresql-9.6.22-1.module+el8.1.0+11236+e0bc3a70.s390x.rpm
postgresql-contrib-9.6.22-1.module+el8.1.0+11236+e0bc3a70.s390x.rpm
postgresql-contrib-debuginfo-9.6.22-1.module+el8.1.0+11236+e0bc3a70.s390x.rpm
postgresql-debuginfo-9.6.22-1.module+el8.1.0+11236+e0bc3a70.s390x.rpm
postgresql-debugsource-9.6.22-1.module+el8.1.0+11236+e0bc3a70.s390x.rpm
postgresql-docs-9.6.22-1.module+el8.1.0+11236+e0bc3a70.s390x.rpm
postgresql-docs-debuginfo-9.6.22-1.module+el8.1.0+11236+e0bc3a70.s390x.rpm
postgresql-plperl-9.6.22-1.module+el8.1.0+11236+e0bc3a70.s390x.rpm
postgresql-plperl-debuginfo-9.6.22-1.module+el8.1.0+11236+e0bc3a70.s390x.rpm
postgresql-plpython3-9.6.22-1.module+el8.1.0+11236+e0bc3a70.s390x.rpm
postgresql-plpython3-debuginfo-9.6.22-1.module+el8.1.0+11236+e0bc3a70.s390x.rpm
postgresql-pltcl-9.6.22-1.module+el8.1.0+11236+e0bc3a70.s390x.rpm
postgresql-pltcl-debuginfo-9.6.22-1.module+el8.1.0+11236+e0bc3a70.s390x.rpm
postgresql-server-9.6.22-1.module+el8.1.0+11236+e0bc3a70.s390x.rpm
postgresql-server-debuginfo-9.6.22-1.module+el8.1.0+11236+e0bc3a70.s390x.rpm
postgresql-server-devel-9.6.22-1.module+el8.1.0+11236+e0bc3a70.s390x.rpm
postgresql-server-devel-debuginfo-9.6.22-1.module+el8.1.0+11236+e0bc3a70.s390x.rpm
postgresql-static-9.6.22-1.module+el8.1.0+11236+e0bc3a70.s390x.rpm
postgresql-test-9.6.22-1.module+el8.1.0+11236+e0bc3a70.s390x.rpm
postgresql-test-debuginfo-9.6.22-1.module+el8.1.0+11236+e0bc3a70.s390x.rpm
postgresql-test-rpm-macros-9.6.22-1.module+el8.1.0+11236+e0bc3a70.s390x.rpm

x86_64:
postgresql-9.6.22-1.module+el8.1.0+11236+e0bc3a70.x86_64.rpm
postgresql-contrib-9.6.22-1.module+el8.1.0+11236+e0bc3a70.x86_64.rpm
postgresql-contrib-debuginfo-9.6.22-1.module+el8.1.0+11236+e0bc3a70.x86_64.rpm
postgresql-debuginfo-9.6.22-1.module+el8.1.0+11236+e0bc3a70.x86_64.rpm
postgresql-debugsource-9.6.22-1.module+el8.1.0+11236+e0bc3a70.x86_64.rpm
postgresql-docs-9.6.22-1.module+el8.1.0+11236+e0bc3a70.x86_64.rpm
postgresql-docs-debuginfo-9.6.22-1.module+el8.1.0+11236+e0bc3a70.x86_64.rpm
postgresql-plperl-9.6.22-1.module+el8.1.0+11236+e0bc3a70.x86_64.rpm
postgresql-plperl-debuginfo-9.6.22-1.module+el8.1.0+11236+e0bc3a70.x86_64.rpm
postgresql-plpython3-9.6.22-1.module+el8.1.0+11236+e0bc3a70.x86_64.rpm
postgresql-plpython3-debuginfo-9.6.22-1.module+el8.1.0+11236+e0bc3a70.x86_64.rpm
postgresql-pltcl-9.6.22-1.module+el8.1.0+11236+e0bc3a70.x86_64.rpm
postgresql-pltcl-debuginfo-9.6.22-1.module+el8.1.0+11236+e0bc3a70.x86_64.rpm
postgresql-server-9.6.22-1.module+el8.1.0+11236+e0bc3a70.x86_64.rpm
postgresql-server-debuginfo-9.6.22-1.module+el8.1.0+11236+e0bc3a70.x86_64.rpm
postgresql-server-devel-9.6.22-1.module+el8.1.0+11236+e0bc3a70.x86_64.rpm
postgresql-server-devel-debuginfo-9.6.22-1.module+el8.1.0+11236+e0bc3a70.x86_64.rpm
postgresql-static-9.6.22-1.module+el8.1.0+11236+e0bc3a70.x86_64.rpm
postgresql-test-9.6.22-1.module+el8.1.0+11236+e0bc3a70.x86_64.rpm
postgresql-test-debuginfo-9.6.22-1.module+el8.1.0+11236+e0bc3a70.x86_64.rpm
postgresql-test-rpm-macros-9.6.22-1.module+el8.1.0+11236+e0bc3a70.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-2021-32027
https://access.redhat.com/security/cve/CVE-2021-32028
https://access.redhat.com/security/updates/classification/#important

8. Contact:

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

Copyright 2021 Red Hat, Inc.
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