{"id":"CVE-2021-20204","details":"A heap memory corruption problem (use after free) can be triggered in libgetdata v0.10.0 when processing maliciously crafted dirfile databases. This degrades the confidentiality, integrity and availability of third-party software that uses libgetdata as a library. This vulnerability may lead to arbitrary code execution or privilege escalation depending on input/skills of attacker.","modified":"2026-03-13T00:46:39.844530Z","published":"2021-05-06T15:15:07.907Z","related":["openSUSE-SU-2021:1645-1"],"references":[{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2021/05/msg00015.html"},{"type":"ADVISORY","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/43JTGEMYMCTHD3LHFD7ENBNSWCNBCYEY/"},{"type":"ADVISORY","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GB7T7DW7XRPJOUE25ZE7GF244FPCHBWY/"},{"type":"ADVISORY","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OE23HBLIVKVPOQ5MVADWPOCFMREVF4QZ/"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1956348"}],"affected":[{"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-20204.json","unresolved_ranges":[{"events":[{"introduced":"0"},{"last_affected":"0.10.0"}]},{"events":[{"introduced":"0"},{"last_affected":"9.0"}]},{"events":[{"introduced":"0"},{"last_affected":"33"}]},{"events":[{"introduced":"0"},{"last_affected":"34"}]},{"events":[{"introduced":"0"},{"last_affected":"35"}]}]}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}