Ubuntu 5038-1: PostgreSQL vulnerabilities | LinuxSecurity.com

Advisories

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Ubuntu Security Notice USN-5038-1
August 12, 2021

postgresql-10, postgresql-12, postgresql-13 vulnerabilities
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A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 21.04
- Ubuntu 20.04 LTS
- Ubuntu 18.04 LTS

Summary:

Several security issues were fixed in PostgreSQL.

Software Description:
- postgresql-13: Object-relational SQL database
- postgresql-12: Object-relational SQL database
- postgresql-10: Object-relational SQL database

Details:

It was discovered that the PostgresQL planner could create incorrect plans
in certain circumstances. A remote attacker could use this issue to cause
PostgreSQL to crash, resulting in a denial of service, or possibly obtain
sensitive information from memory. This issue only affected Ubuntu 20.04
LTS and Ubuntu 21.04. (CVE-2021-3677)

It was discovered that PostgreSQL incorrectly handled certain SSL
renegotiation ClientHello messages from clients. A remote attacker could
possibly use this issue to cause PostgreSQL to crash, resulting in a denial
of service. (CVE-2021-3449)

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 21.04:
  postgresql-13                   13.4-0ubuntu0.21.04.1

Ubuntu 20.04 LTS:
  postgresql-12                   12.8-0ubuntu0.20.04.1

Ubuntu 18.04 LTS:
  postgresql-10                   10.18-0ubuntu0.18.04.1

This update uses a new upstream release, which includes additional bug
fixes. After a standard system update you need to restart PostgreSQL to
make all the necessary changes.

References:
  https://ubuntu.com/security/notices/USN-5038-1
  CVE-2021-3449, CVE-2021-3677

Package Information:
  https://launchpad.net/ubuntu/+source/postgresql-13/13.4-0ubuntu0.21.04.1
  https://launchpad.net/ubuntu/+source/postgresql-12/12.8-0ubuntu0.20.04.1
  https://launchpad.net/ubuntu/+source/postgresql-10/10.18-0ubuntu0.18.04.1

Ubuntu 5038-1: PostgreSQL vulnerabilities

August 12, 2021

Summary

A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 21.04 - Ubuntu 20.04 LTS - Ubuntu 18.04 LTS Summary: Several security issues were fixed in PostgreSQL. Software Description: - postgresql-13: Object-relational SQL database - postgresql-12: Object-relational SQL database - postgresql-10: Object-relational SQL database Details: It was discovered that the PostgresQL planner could create incorrect plans in certain circumstances. A remote attacker could use this issue to cause PostgreSQL to crash, resulting in a denial of service, or possibly obtain sensitive information from memory. This issue only affected Ubuntu 20.04 LTS and Ubuntu 21.04. (CVE-2021-3677) It was discovered that PostgreSQL incorrectly handled certain SSL renegotiation ClientHello messages from clients. A remote attacker could possibly use this issue to cause PostgreSQL to crash, resulting in a denial of service. (CVE-2021-3449)

Update Instructions

The problem can be corrected by updating your system to the following package versions: Ubuntu 21.04: postgresql-13 13.4-0ubuntu0.21.04.1 Ubuntu 20.04 LTS: postgresql-12 12.8-0ubuntu0.20.04.1 Ubuntu 18.04 LTS: postgresql-10 10.18-0ubuntu0.18.04.1 This update uses a new upstream release, which includes additional bug fixes. After a standard system update you need to restart PostgreSQL to make all the necessary changes.

References

https://ubuntu.com/security/notices/USN-5038-1

CVE-2021-3449, CVE-2021-3677

Severity
Ubuntu Security Notice USN-5038-1

Package Information

https://launchpad.net/ubuntu/+source/postgresql-13/13.4-0ubuntu0.21.04.1 https://launchpad.net/ubuntu/+source/postgresql-12/12.8-0ubuntu0.20.04.1 https://launchpad.net/ubuntu/+source/postgresql-10/10.18-0ubuntu0.18.04.1

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