This page tracks the Ubuntu fix status. The vulnerability itself is described on the main CVE page. View CVE-2026-14676 →

UBUNTU-CVE-2026-14676

Heap buffer overflow in PostgreSQL pg_stat_statements allows the query author to execute arbitrary code as the operating system user running the datab...

Original description

The description as published by the source.

Heap buffer overflow in PostgreSQL pg_stat_statements allows the query author to execute arbitrary code as the operating system user running the database, via crafted queries containing array constants. Within major version 18, minor versions before PostgreSQL 18.6 are affected. Versions before PostgreSQL 18 are unaffected.

Source: OSV.dev (Open Source Vulnerabilities) OSV

Affected packages

Ubuntu:Pro:14.04:LTS postgresql-9.3

[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]

Ubuntu:26.04:LTS postgresql-18

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"18.6-0ubuntu0.26.04.1"}]}]

References

advisory ubuntu.com
report ubuntu.com
report cve.org
report postgresql.org
report postgresql.org