{"id":"UBUNTU-CVE-2026-90775","details":"PostGIS address_standardizer through 3.7.0 fails to validate the Weight parameter from caller-supplied rules tables before using it as an array index. Attackers can craft malicious rule rows with out-of-range Weight values to trigger out-of-bounds reads in the load_value array, causing the PostgreSQL backend process to crash and terminate all cluster sessions.","modified":"2026-10-17T13:01:16.676575697Z","published":"2026-09-13T12:17:00Z","upstream":["CVE-2026-90775"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-90775"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2026-90775"},{"type":"REPORT","url":"https://github.com/postgis/address_standardizer/pull/6"}],"affected":[{"package":{"name":"address-standardizer","ecosystem":"Ubuntu:26.10","purl":"pkg:deb/ubuntu/address-standardizer?arch=source&distro=stonking"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.1-1","3.7.0-1"],"ecosystem_specific":{"binaries":[{"binary_name":"postgresql-18-address-standardizer","binary_version":"3.7.0-1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-90775.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"},{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N"},{"type":"Ubuntu","score":"medium"}]}