{"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:13","exploited":false,"fixed_versions":["1.53.0+dfsg1-1"],"id":"tcs_01M5NFHVHTZSFP7TKRYZ3V5XHV","modified_at":"2026-10-23T18:03:25.901478345Z","published_at":"2021-04-11T20:15:12.737Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2021-28877","https://security-tracker.debian.org/tracker/CVE-2021-28877"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2021-28877#Debian:13/rustc","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2021-28877"}],"summary":"In the standard library in Rust before 1.51.0, the Zip implementation calls __iterator_get_unchecked() for the same index more than once when nested. This bug can lead to a memory safety violation due"}