{"id":"DEBIAN-CVE-2020-35512","details":"A use-after-free flaw was found in D-Bus Development branch \u003c= 1.13.16, dbus-1.12.x stable branch \u003c= 1.12.18, and dbus-1.10.x and older branches \u003c= 1.10.30 when a system has multiple usernames sharing the same UID. When a set of policy rules references these usernames, D-Bus may free some memory in the heap, which is still used by data structures necessary for the other usernames sharing the UID, possibly leading to a crash or other undefined behaviors","modified":"2026-09-01T16:05:01.269095354Z","published":"2021-02-15T17:15:12.993Z","upstream":["CVE-2020-35512"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2020-35512"}],"affected":[{"package":{"name":"dbus","ecosystem":"Debian:12","purl":"pkg:deb/debian/dbus?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.12.20-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2020-35512.json"}},{"package":{"name":"dbus","ecosystem":"Debian:13","purl":"pkg:deb/debian/dbus?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.12.20-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2020-35512.json"}},{"package":{"name":"dbus","ecosystem":"Debian:14","purl":"pkg:deb/debian/dbus?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.12.20-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2020-35512.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}]}