USN-6538-1 fixed several vulnerabilities in PostgreSQL. This update provides the corresponding updates for Ubuntu 18.04 LTS.
Original advisory details:
Jingzhou Fu discovered that PostgreSQL incorrectly handled certain unknown arguments in aggregate function calls. A remote attacker could possibly use this issue to obtain sensitive information. (CVE-2023-5868)
Pedro Gallegos discovered that PostgreSQL incorrectly handled modifying certain SQL array values. A remote attacker could use this issue to obtain sensitive information, or possibly execute arbitrary code. (CVE-2023-5869)
Hemanth Sandrana and Mahendrakar Srinivasarao discovered that PostgreSQL allowed the pgsignalbackend role to signal certain superuser processes, contrary to expectations. (CVE-2023-5870)
{ "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro", "binaries": [ { "libpgtypes3-dbgsym": "10.23-0ubuntu0.18.04.2+esm1", "libecpg6": "10.23-0ubuntu0.18.04.2+esm1", "postgresql-client-10-dbgsym": "10.23-0ubuntu0.18.04.2+esm1", "postgresql-plpython3-10-dbgsym": "10.23-0ubuntu0.18.04.2+esm1", "postgresql-plperl-10-dbgsym": "10.23-0ubuntu0.18.04.2+esm1", "postgresql-server-dev-10-dbgsym": "10.23-0ubuntu0.18.04.2+esm1", "postgresql-pltcl-10-dbgsym": "10.23-0ubuntu0.18.04.2+esm1", "libecpg-dev": "10.23-0ubuntu0.18.04.2+esm1", "postgresql-plperl-10": "10.23-0ubuntu0.18.04.2+esm1", "libpq5": "10.23-0ubuntu0.18.04.2+esm1", "libpq5-dbgsym": "10.23-0ubuntu0.18.04.2+esm1", "postgresql-client-10": "10.23-0ubuntu0.18.04.2+esm1", "libpgtypes3": "10.23-0ubuntu0.18.04.2+esm1", "libpq-dev": "10.23-0ubuntu0.18.04.2+esm1", "libecpg-dev-dbgsym": "10.23-0ubuntu0.18.04.2+esm1", "postgresql-doc-10": "10.23-0ubuntu0.18.04.2+esm1", "postgresql-plpython-10": "10.23-0ubuntu0.18.04.2+esm1", "postgresql-10": "10.23-0ubuntu0.18.04.2+esm1", "postgresql-10-dbgsym": "10.23-0ubuntu0.18.04.2+esm1", "postgresql-plpython-10-dbgsym": "10.23-0ubuntu0.18.04.2+esm1", "libecpg-compat3": "10.23-0ubuntu0.18.04.2+esm1", "postgresql-server-dev-10": "10.23-0ubuntu0.18.04.2+esm1", "postgresql-pltcl-10": "10.23-0ubuntu0.18.04.2+esm1", "postgresql-plpython3-10": "10.23-0ubuntu0.18.04.2+esm1", "libecpg-compat3-dbgsym": "10.23-0ubuntu0.18.04.2+esm1", "libecpg6-dbgsym": "10.23-0ubuntu0.18.04.2+esm1" } ] }