{"action":"Upgrade rustc to 1.53.0+dfsg1-1 or later.","affected":[{"fixed":"1.53.0+dfsg1-1","introduced":"0"}],"component":"rustc","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["1.53.0+dfsg1-1"],"id":"tcs_01M5NF2YBXVK4C9VM5RFPWJTS9","modified_at":"2026-10-26T12:02:32.048177692Z","published_at":"2021-04-11T20:15:12.500Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2020-36318","https://security-tracker.debian.org/tracker/CVE-2020-36318"],"severity":{"label":"critical","score":9.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2020-36318#Debian:14/rustc","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2020-36318"}],"summary":"In the standard library in Rust before 1.49.0, VecDeque::make_contiguous has a bug that pops the same element more than once under certain condition. This bug could result in a use-after-free or doubl"}