{"action":"Upgrade rust-xcb to 1.1.1-1 or later.","affected":[{"fixed":"1.1.1-1","introduced":"0"}],"component":"rust-xcb","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["1.1.1-1"],"id":"tcs_01M5NFGGZX1W8VN9BBSJC0R0H8","modified_at":"2026-10-23T18:03:57.528567132Z","published_at":"2021-02-09T23:15:13.960Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2021-26956","https://security-tracker.debian.org/tracker/CVE-2021-26956"],"severity":{"label":"critical","score":9.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2021-26956#Debian:14/rust-xcb","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2021-26956"}],"summary":"An issue was discovered in the xcb crate through 2021-02-04 for Rust. It has a soundness violation because bytes from an X server can be interpreted as any data type returned by xcb::xproto::GetProper"}