{"id":"USN-7520-1","summary":"postgresql-12, postgresql-14, postgresql-16 vulnerability","details":"It was discovered that PostgreSQL incorrectly handled the GB18030 encoding.\nAn attacker could possibly use this issue to cause PostgreSQL to crash,\nresulting in a denial of service.\n","modified":"2026-02-10T04:48:48Z","published":"2025-05-20T12:14:38Z","related":["UBUNTU-CVE-2025-4207"],"upstream":["CVE-2025-4207","UBUNTU-CVE-2025-4207"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-7520-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2025-4207"}],"affected":[{"package":{"name":"postgresql-12","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/postgresql-12@12.22-0ubuntu0.20.04.4?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"12.22-0ubuntu0.20.04.4"}]}],"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","12.17-0ubuntu0.20.04.1","12.18-0ubuntu0.20.04.1","12.19-0ubuntu0.20.04.1","12.20-0ubuntu0.20.04.1","12.22-0ubuntu0.20.04.1","12.22-0ubuntu0.20.04.2"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"libecpg-compat3","binary_version":"12.22-0ubuntu0.20.04.4"},{"binary_name":"libecpg-dev","binary_version":"12.22-0ubuntu0.20.04.4"},{"binary_name":"libecpg6","binary_version":"12.22-0ubuntu0.20.04.4"},{"binary_name":"libpgtypes3","binary_version":"12.22-0ubuntu0.20.04.4"},{"binary_name":"libpq-dev","binary_version":"12.22-0ubuntu0.20.04.4"},{"binary_name":"libpq5","binary_version":"12.22-0ubuntu0.20.04.4"},{"binary_name":"postgresql-12","binary_version":"12.22-0ubuntu0.20.04.4"},{"binary_name":"postgresql-client-12","binary_version":"12.22-0ubuntu0.20.04.4"},{"binary_name":"postgresql-doc-12","binary_version":"12.22-0ubuntu0.20.04.4"},{"binary_name":"postgresql-plperl-12","binary_version":"12.22-0ubuntu0.20.04.4"},{"binary_name":"postgresql-plpython3-12","binary_version":"12.22-0ubuntu0.20.04.4"},{"binary_name":"postgresql-pltcl-12","binary_version":"12.22-0ubuntu0.20.04.4"},{"binary_name":"postgresql-server-dev-12","binary_version":"12.22-0ubuntu0.20.04.4"}]},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:20.04:LTS","cves":[{"id":"CVE-2025-4207","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"medium"}]}]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7520-1.json"}},{"package":{"name":"postgresql-14","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/postgresql-14@14.18-0ubuntu0.22.04.1?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"14.18-0ubuntu0.22.04.1"}]}],"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","14.10-0ubuntu0.22.04.1","14.11-0ubuntu0.22.04.1","14.12-0ubuntu0.22.04.1","14.13-0ubuntu0.22.04.1","14.15-0ubuntu0.22.04.1","14.17-0ubuntu0.22.04.1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"libecpg-compat3","binary_version":"14.18-0ubuntu0.22.04.1"},{"binary_name":"libecpg-dev","binary_version":"14.18-0ubuntu0.22.04.1"},{"binary_name":"libecpg6","binary_version":"14.18-0ubuntu0.22.04.1"},{"binary_name":"libpgtypes3","binary_version":"14.18-0ubuntu0.22.04.1"},{"binary_name":"libpq-dev","binary_version":"14.18-0ubuntu0.22.04.1"},{"binary_name":"libpq5","binary_version":"14.18-0ubuntu0.22.04.1"},{"binary_name":"postgresql-14","binary_version":"14.18-0ubuntu0.22.04.1"},{"binary_name":"postgresql-client-14","binary_version":"14.18-0ubuntu0.22.04.1"},{"binary_name":"postgresql-doc-14","binary_version":"14.18-0ubuntu0.22.04.1"},{"binary_name":"postgresql-plperl-14","binary_version":"14.18-0ubuntu0.22.04.1"},{"binary_name":"postgresql-plpython3-14","binary_version":"14.18-0ubuntu0.22.04.1"},{"binary_name":"postgresql-pltcl-14","binary_version":"14.18-0ubuntu0.22.04.1"},{"binary_name":"postgresql-server-dev-14","binary_version":"14.18-0ubuntu0.22.04.1"}]},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:22.04:LTS","cves":[{"id":"CVE-2025-4207","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"medium"}]}]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7520-1.json"}},{"package":{"name":"postgresql-16","ecosystem":"Ubuntu:24.04:LTS","purl":"pkg:deb/ubuntu/postgresql-16@16.9-0ubuntu0.24.04.1?arch=source&distro=noble"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"16.9-0ubuntu0.24.04.1"}]}],"versions":["16.0-2","16.1-1","16.1-1build1","16.1-1build3","16.2-1","16.2-1ubuntu2","16.2-1ubuntu3","16.2-1ubuntu4","16.3-0ubuntu0.24.04.1","16.4-0ubuntu0.24.04.1","16.4-0ubuntu0.24.04.2","16.6-0ubuntu0.24.04.1","16.8-0ubuntu0.24.04.1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"libecpg-compat3","binary_version":"16.9-0ubuntu0.24.04.1"},{"binary_name":"libecpg-dev","binary_version":"16.9-0ubuntu0.24.04.1"},{"binary_name":"libecpg6","binary_version":"16.9-0ubuntu0.24.04.1"},{"binary_name":"libpgtypes3","binary_version":"16.9-0ubuntu0.24.04.1"},{"binary_name":"libpq-dev","binary_version":"16.9-0ubuntu0.24.04.1"},{"binary_name":"libpq5","binary_version":"16.9-0ubuntu0.24.04.1"},{"binary_name":"postgresql-16","binary_version":"16.9-0ubuntu0.24.04.1"},{"binary_name":"postgresql-client-16","binary_version":"16.9-0ubuntu0.24.04.1"},{"binary_name":"postgresql-doc-16","binary_version":"16.9-0ubuntu0.24.04.1"},{"binary_name":"postgresql-plperl-16","binary_version":"16.9-0ubuntu0.24.04.1"},{"binary_name":"postgresql-plpython3-16","binary_version":"16.9-0ubuntu0.24.04.1"},{"binary_name":"postgresql-pltcl-16","binary_version":"16.9-0ubuntu0.24.04.1"},{"binary_name":"postgresql-server-dev-16","binary_version":"16.9-0ubuntu0.24.04.1"}]},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:24.04:LTS","cves":[{"id":"CVE-2025-4207","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"medium"}]}]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7520-1.json"}}],"schema_version":"1.7.3"}