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Red Hat 8: RHSA-2020:5567-01 Important: PostgreSQL 10 DoS

red hat
Calendar Grey December 16, 2020
Dist Redhat Esm H88
Crucial patch released for PostgreSQL 10 in RHEL 8 tackles significant security flaws. Discover further details.
An update for the postgresql:10 module is now available for Red Hat Enterprise Linux 8

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.

Summary

PostgreSQL is an advanced object-relational database management system (DBMS).
The following packages have been upgraded to a later upstream version: postgresql (10.15).
Security Fix(es):
* postgresql: Reconnection can downgrade connection security settings (CVE-2020-25694)
* postgresql: Multiple features escape "security restricted operation" sandbox (CVE-2020-25695)
* 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.

Topics%20covered

Topics Covered

security advisory security update Red Hat DoS Red Hat Enterprise Linux security impact important security impact PostgreSQL impact assessment database management connection security

References

https://access.redhat.com/security/cve/CVE-2020-25694 https://access.redhat.com/security/cve/CVE-2020-25695 https://access.redhat.com/security/cve/CVE-2020-25696 https://access.redhat.com/security/updates/classification/#important

Package List

Red Hat Enterprise Linux AppStream (v. 8):
Source: postgresql-10.15-1.module+el8.3.0+8944+1ca16b1f.src.rpm
aarch64: postgresql-10.15-1.module+el8.3.0+8944+1ca16b1f.aarch64.rpm postgresql-contrib-10.15-1.module+el8.3.0+8944+1ca16b1f.aarch64.rpm postgresql-contrib-debuginfo-10.15-1.module+el8.3.0+8944+1ca16b1f.aarch64.rpm postgresql-debuginfo-10.15-1.module+el8.3.0+8944+1ca16b1f.aarch64.rpm postgresql-debugsource-10.15-1.module+el8.3.0+8944+1ca16b1f.aarch64.rpm postgresql-docs-10.15-1.module+el8.3.0+8944+1ca16b1f.aarch64.rpm postgresql-docs-debuginfo-10.15-1.module+el8.3.0+8944+1ca16b1f.aarch64.rpm postgresql-plperl-10.15-1.module+el8.3.0+8944+1ca16b1f.aarch64.rpm postgresql-plperl-debuginfo-10.15-1.module+el8.3.0+8944+1ca16b1f.aarch64.rpm postgresql-plpython3-10.15-1.module+el8.3.0+8944+1ca16b1f.aarch64.rpm postgresql-plpython3-debuginfo-10.15-1.module+el8.3.0+8944+1ca16b1f.aarch64.rpm postgresql-pltcl-10.15-1.module+el8.3.0+8944+1ca16b1f.aarch64.rpm postgresql-pltcl-debuginfo-10.15-1.module+el8.3.0+8944+1ca16b1f.aarch64.rpm postgresql-server-10.15-1.module+el8.3.0+8944+1ca16b1f.aarch64.rpm postgresql-server-debuginfo-10.15-1.module+el8.3.0+8944+1ca16b1f.aarch64.rpm postgresql-server-devel-10.15-1.module+el8.3.0+8944+1ca16b1f.aarch64.rpm

Read the Full Advisory


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2020:5567-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2020:5567
Issue date: 2020-12-16

Topic

An update for the postgresql:10 module is now available for Red HatEnterprise Linux 8.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.

Topics%20covered

Topics Covered

security advisory security update Red Hat DoS Red Hat Enterprise Linux security impact important security impact PostgreSQL impact assessment database management connection security

Relevant Releases Architectures

Red Hat Enterprise Linux AppStream (v. 8) - aarch64, ppc64le, s390x, x86_64

Bugs Fixed

1894423 - CVE-2020-25694 postgresql: Reconnection can downgrade connection security settings

1894425 - CVE-2020-25695 postgresql: Multiple features escape "security restricted operation" sandbox

1894430 - CVE-2020-25696 postgresql: psql's \gset allows overwriting specially treated variables

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