{"id":"USN-6538-1","summary":"postgresql-12, postgresql-14, postgresql-15 vulnerabilities","details":"Jingzhou Fu discovered that PostgreSQL incorrectly handled certain unknown\narguments in aggregate function calls. A remote attacker could possibly use\nthis issue to obtain sensitive information. (CVE-2023-5868)\n\nPedro Gallegos discovered that PostgreSQL incorrectly handled modifying\ncertain SQL array values. A remote attacker could use this issue to obtain\nsensitive information, or possibly execute arbitrary code. (CVE-2023-5869)\n\nHemanth Sandrana and Mahendrakar Srinivasarao discovered that PostgreSQL\nallowed the pg_signal_backend role to signal certain superuser processes,\ncontrary to expectations. (CVE-2023-5870)\n","modified":"2026-04-27T16:59:26.586528Z","published":"2023-12-06T15:11:27Z","related":["UBUNTU-CVE-2023-5868","UBUNTU-CVE-2023-5869","UBUNTU-CVE-2023-5870"],"upstream":["CVE-2023-5868","CVE-2023-5869","CVE-2023-5870","UBUNTU-CVE-2023-5868","UBUNTU-CVE-2023-5869","UBUNTU-CVE-2023-5870"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-6538-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2023-5868"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2023-5869"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2023-5870"}],"affected":[{"package":{"name":"postgresql-12","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/postgresql-12@12.17-0ubuntu0.20.04.1?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"12.17-0ubuntu0.20.04.1"}]}],"versions":["12.0-1","12.1-1","12.1-2build1","12.2-1","12.2-1ubuntu2","12.2-4","12.4-0ubuntu0.20.04.1","12.5-0ubuntu0.20.04.1","12.6-0ubuntu0.20.04.1","12.7-0ubuntu0.20.04.1","12.8-0ubuntu0.20.04.1","12.9-0ubuntu0.20.04.1","12.10-0ubuntu0.20.04.1","12.11-0ubuntu0.20.04.1","12.12-0ubuntu0.20.04.1","12.13-0ubuntu0.20.04.1","12.14-0ubuntu0.20.04.1","12.15-0ubuntu0.20.04.1","12.16-0ubuntu0.20.04.1"],"ecosystem_specific":{"binaries":[{"binary_name":"libecpg-compat3","binary_version":"12.17-0ubuntu0.20.04.1"},{"binary_name":"libecpg6","binary_version":"12.17-0ubuntu0.20.04.1"},{"binary_name":"libpgtypes3","binary_version":"12.17-0ubuntu0.20.04.1"},{"binary_name":"libpq5","binary_version":"12.17-0ubuntu0.20.04.1"},{"binary_name":"postgresql-12","binary_version":"12.17-0ubuntu0.20.04.1"},{"binary_name":"postgresql-client-12","binary_version":"12.17-0ubuntu0.20.04.1"},{"binary_name":"postgresql-doc-12","binary_version":"12.17-0ubuntu0.20.04.1"},{"binary_name":"postgresql-plperl-12","binary_version":"12.17-0ubuntu0.20.04.1"},{"binary_name":"postgresql-plpython3-12","binary_version":"12.17-0ubuntu0.20.04.1"},{"binary_name":"postgresql-pltcl-12","binary_version":"12.17-0ubuntu0.20.04.1"},{"binary_name":"postgresql-server-dev-12","binary_version":"12.17-0ubuntu0.20.04.1"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-6538-1.json","cves_map":{"ecosystem":"Ubuntu:20.04:LTS","cves":[{"id":"CVE-2023-5868","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2023-5869","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2023-5870","severity":[{"score":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:L","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]}]}}},{"package":{"name":"postgresql-14","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/postgresql-14@14.10-0ubuntu0.22.04.1?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"14.10-0ubuntu0.22.04.1"}]}],"versions":["14.1-1ubuntu1","14.2-1","14.2-1ubuntu1","14.3-0ubuntu0.22.04.1","14.4-0ubuntu0.22.04.1","14.5-0ubuntu0.22.04.1","14.6-0ubuntu0.22.04.1","14.7-0ubuntu0.22.04.1","14.8-0ubuntu0.22.04.1","14.9-0ubuntu0.22.04.1"],"ecosystem_specific":{"binaries":[{"binary_name":"libecpg-compat3","binary_version":"14.10-0ubuntu0.22.04.1"},{"binary_name":"libecpg6","binary_version":"14.10-0ubuntu0.22.04.1"},{"binary_name":"libpgtypes3","binary_version":"14.10-0ubuntu0.22.04.1"},{"binary_name":"libpq5","binary_version":"14.10-0ubuntu0.22.04.1"},{"binary_name":"postgresql-14","binary_version":"14.10-0ubuntu0.22.04.1"},{"binary_name":"postgresql-client-14","binary_version":"14.10-0ubuntu0.22.04.1"},{"binary_name":"postgresql-doc-14","binary_version":"14.10-0ubuntu0.22.04.1"},{"binary_name":"postgresql-plperl-14","binary_version":"14.10-0ubuntu0.22.04.1"},{"binary_name":"postgresql-plpython3-14","binary_version":"14.10-0ubuntu0.22.04.1"},{"binary_name":"postgresql-pltcl-14","binary_version":"14.10-0ubuntu0.22.04.1"},{"binary_name":"postgresql-server-dev-14","binary_version":"14.10-0ubuntu0.22.04.1"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-6538-1.json","cves_map":{"ecosystem":"Ubuntu:22.04:LTS","cves":[{"id":"CVE-2023-5868","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2023-5869","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2023-5870","severity":[{"score":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:L","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]}]}}}],"schema_version":"1.7.5"}