ALAS2POSTGRESQL14-2025-018

Amazon Linux 2 Security Advisory: ALAS2POSTGRESQL14-2025-018
Advisory Released Date: 2025-06-11
Advisory Updated Date: 2025-06-11
Severity: Medium
Issue Overview:

Buffer over-read in PostgreSQL GB18030 encoding validation allows a database input provider to achieve temporary denial of service on platforms where a 1-byte over-read can elicit process termination. This affects the database server and also libpq. Versions before PostgreSQL 17.5, 16.9, 15.13, 14.18, and 13.21 are affected. (CVE-2025-4207)


Affected Packages:

postgresql


Note:

This advisory is applicable to Amazon Linux 2 - Postgresql14 Extra. Visit this page to learn more about Amazon Linux 2 (AL2) Extras and this FAQ section for the difference between AL2 Core and AL2 Extras advisories.


Issue Correction:
Run yum update postgresql to update your system.

New Packages:
aarch64:
    postgresql-14.18-1.amzn2.0.1.aarch64
    postgresql-server-14.18-1.amzn2.0.1.aarch64
    postgresql-docs-14.18-1.amzn2.0.1.aarch64
    postgresql-contrib-14.18-1.amzn2.0.1.aarch64
    postgresql-server-devel-14.18-1.amzn2.0.1.aarch64
    postgresql-static-14.18-1.amzn2.0.1.aarch64
    postgresql-upgrade-14.18-1.amzn2.0.1.aarch64
    postgresql-upgrade-devel-14.18-1.amzn2.0.1.aarch64
    postgresql-plperl-14.18-1.amzn2.0.1.aarch64
    postgresql-plpython3-14.18-1.amzn2.0.1.aarch64
    postgresql-pltcl-14.18-1.amzn2.0.1.aarch64
    postgresql-test-14.18-1.amzn2.0.1.aarch64
    postgresql-llvmjit-14.18-1.amzn2.0.1.aarch64
    postgresql-debuginfo-14.18-1.amzn2.0.1.aarch64

noarch:
    postgresql-test-rpm-macros-14.18-1.amzn2.0.1.noarch

src:
    postgresql-14.18-1.amzn2.0.1.src

x86_64:
    postgresql-14.18-1.amzn2.0.1.x86_64
    postgresql-server-14.18-1.amzn2.0.1.x86_64
    postgresql-docs-14.18-1.amzn2.0.1.x86_64
    postgresql-contrib-14.18-1.amzn2.0.1.x86_64
    postgresql-server-devel-14.18-1.amzn2.0.1.x86_64
    postgresql-static-14.18-1.amzn2.0.1.x86_64
    postgresql-upgrade-14.18-1.amzn2.0.1.x86_64
    postgresql-upgrade-devel-14.18-1.amzn2.0.1.x86_64
    postgresql-plperl-14.18-1.amzn2.0.1.x86_64
    postgresql-plpython3-14.18-1.amzn2.0.1.x86_64
    postgresql-pltcl-14.18-1.amzn2.0.1.x86_64
    postgresql-test-14.18-1.amzn2.0.1.x86_64
    postgresql-llvmjit-14.18-1.amzn2.0.1.x86_64
    postgresql-debuginfo-14.18-1.amzn2.0.1.x86_64

Additional References

Release Notes:  Amazon Linux 2 Release Notes

Red Hat: CVE-2025-4207

Mitre: CVE-2025-4207