{"id":"UBUNTU-CVE-2020-36205","details":"An issue was discovered in the xcb crate through 2020-12-10 for Rust. base::Error does not have soundness. Because of the public ptr field, a use-after-free or double-free can occur.","modified":"2025-09-08T16:46:33Z","published":"2021-01-26T18:15:00Z","upstream":["CVE-2020-36205"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2020-36205"},{"type":"REPORT","url":"https://rustsec.org/advisories/RUSTSEC-2020-0097.html"},{"type":"REPORT","url":"https://github.com/rtbo/rust-xcb/issues/93"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2020-36205"}],"affected":[{"package":{"name":"rust-xcb","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/rust-xcb@0.9.0-2?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.9.0-2"],"ecosystem_specific":{"binaries":[{"binary_version":"0.9.0-2","binary_name":"librust-xcb+debug-all-dev"},{"binary_version":"0.9.0-2","binary_name":"librust-xcb+present-dev"},{"binary_version":"0.9.0-2","binary_name":"librust-xcb+x11-dev"},{"binary_version":"0.9.0-2","binary_name":"librust-xcb+xfixes-dev"},{"binary_version":"0.9.0-2","binary_name":"librust-xcb+xlib-xcb-dev"},{"binary_version":"0.9.0-2","binary_name":"librust-xcb-dev"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-36205.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"medium"}]}