AlmaLinux 9 : libpq (ALSA-2026:0458)

The remote AlmaLinux 9 host has packages installed that are affected by a vulnerability as referenced in the ALSA-2026:0458 advisory. postgresql: libpq undersizes allocations, via integer wraparound CVE-2025-12818 Tenable has extracted the preceding description block directly from the AlmaLinux...

Medium: libpq

Issue Overview: Integer wraparound in multiple PostgreSQL libpq client library functions allows an application input provider or network peer to cause libpq to undersize an allocation and write out-of-bounds by hundreds of megabytes. This results in a segmentation fault for the application using...

Important: libpq

Issue Overview: Improper neutralization of quoting syntax in PostgreSQL libpq functions PQescapeLiteral, PQescapeIdentifier, PQescapeString, and PQescapeStringConn allows a database input provider to achieve SQL injection in certain usage patterns. Specifically, SQL injection requires the...

Important: libpq

Issue Overview: Time-of-check Time-of-use TOCTOU race condition in pgdump in PostgreSQL allows an object creator to execute arbitrary SQL functions as the user running pgdump, which is often a superuser. The attack involves replacing another relation type with a view or foreign table. The attack...

Important: libpq

Issue Overview: Late privilege drop in REFRESH MATERIALIZED VIEW CONCURRENTLY in PostgreSQL allows an object creator to execute arbitrary SQL functions as the command issuer. The command intends to run SQL functions as the owner of the materialized view, enabling safe refresh of untrusted...