vulnerability

Red Hat: CVE-2021-32027: CVE-2021-32027 postgresql: Buffer overrun from integer overflow in array subscripting calculations (Multiple Advisories)

Severity
7
CVSS
(AV:N/AC:L/Au:S/C:P/I:P/A:P)
Published
Jun 1, 2021
Added
Jun 10, 2021
Modified
Mar 27, 2026

Description

A flaw was found in postgresql in versions before 13.3, before 12.7, before 11.12, before 10.17 and before 9.6.22. While modifying certain SQL array values, missing bounds checks let authenticated database users write arbitrary bytes to a wide area of server memory. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

Solutions

redhat-upgrade-pgauditredhat-upgrade-pgaudit-debuginforedhat-upgrade-pgaudit-debugsourceredhat-upgrade-postgres-decoderbufsredhat-upgrade-postgres-decoderbufs-debuginforedhat-upgrade-postgres-decoderbufs-debugsourceredhat-upgrade-postgresqlredhat-upgrade-postgresql-contribredhat-upgrade-postgresql-contrib-debuginforedhat-upgrade-postgresql-debuginforedhat-upgrade-postgresql-debugsourceredhat-upgrade-postgresql-develredhat-upgrade-postgresql-docsredhat-upgrade-postgresql-docs-debuginforedhat-upgrade-postgresql-libsredhat-upgrade-postgresql-plperlredhat-upgrade-postgresql-plperl-debuginforedhat-upgrade-postgresql-plpythonredhat-upgrade-postgresql-plpython3redhat-upgrade-postgresql-plpython3-debuginforedhat-upgrade-postgresql-pltclredhat-upgrade-postgresql-pltcl-debuginforedhat-upgrade-postgresql-serverredhat-upgrade-postgresql-server-debuginforedhat-upgrade-postgresql-server-develredhat-upgrade-postgresql-server-devel-debuginforedhat-upgrade-postgresql-staticredhat-upgrade-postgresql-testredhat-upgrade-postgresql-test-debuginforedhat-upgrade-postgresql-test-rpm-macrosredhat-upgrade-postgresql-upgraderedhat-upgrade-postgresql-upgrade-debuginforedhat-upgrade-postgresql-upgrade-develredhat-upgrade-postgresql-upgrade-devel-debuginfo

References

    Title
    Rapid7 Labs

    2026 Global Threat Landscape Report

    The predictive window has collapsed. Exploitation follows disclosure in days. See how attackers are accelerating and how to stay ahead.