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Red Hat Security Advisory
Synopsis: Important: libpq security update
Advisory ID: RHSA-2020:5401-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2020:5401
Issue date: 2020-12-14
CVE Names: CVE-2020-25694 CVE-2020-25696
=====================================================================
1. Summary:
An update for libpq is now available for Red Hat Enterprise Linux 8.
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 (v. 8) – aarch64, ppc64le, s390x, x86_64
3. Description:
The libpq package provides the PostgreSQL client library, which allows
client programs to connect to PostgreSQL servers.
The following packages have been upgraded to a later upstream version:
libpq (12.5). (BZ#1898228, BZ#1901558)
Security Fix(es):
* postgresql: Reconnection can downgrade connection security settings
(CVE-2020-25694)
* postgresql: psql’s \gset allows overwriting specially treated variables
(CVE-2020-25696)
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/):
1894423 – CVE-2020-25694 postgresql: Reconnection can downgrade connection security settings
1894430 – CVE-2020-25696 postgresql: psql’s \gset allows overwriting specially treated variables
6. Package List:
Red Hat Enterprise Linux AppStream (v. 8):
Source:
libpq-12.5-1.el8_3.src.rpm
aarch64:
libpq-12.5-1.el8_3.aarch64.rpm
libpq-debuginfo-12.5-1.el8_3.aarch64.rpm
libpq-debugsource-12.5-1.el8_3.aarch64.rpm
libpq-devel-12.5-1.el8_3.aarch64.rpm
libpq-devel-debuginfo-12.5-1.el8_3.aarch64.rpm
ppc64le:
libpq-12.5-1.el8_3.ppc64le.rpm
libpq-debuginfo-12.5-1.el8_3.ppc64le.rpm
libpq-debugsource-12.5-1.el8_3.ppc64le.rpm
libpq-devel-12.5-1.el8_3.ppc64le.rpm
libpq-devel-debuginfo-12.5-1.el8_3.ppc64le.rpm
s390x:
libpq-12.5-1.el8_3.s390x.rpm
libpq-debuginfo-12.5-1.el8_3.s390x.rpm
libpq-debugsource-12.5-1.el8_3.s390x.rpm
libpq-devel-12.5-1.el8_3.s390x.rpm
libpq-devel-debuginfo-12.5-1.el8_3.s390x.rpm
x86_64:
libpq-12.5-1.el8_3.i686.rpm
libpq-12.5-1.el8_3.x86_64.rpm
libpq-debuginfo-12.5-1.el8_3.i686.rpm
libpq-debuginfo-12.5-1.el8_3.x86_64.rpm
libpq-debugsource-12.5-1.el8_3.i686.rpm
libpq-debugsource-12.5-1.el8_3.x86_64.rpm
libpq-devel-12.5-1.el8_3.i686.rpm
libpq-devel-12.5-1.el8_3.x86_64.rpm
libpq-devel-debuginfo-12.5-1.el8_3.i686.rpm
libpq-devel-debuginfo-12.5-1.el8_3.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-2020-25694
https://access.redhat.com/security/cve/CVE-2020-25696
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 2020 Red Hat, Inc.
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