{"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_01M5NFJJ56GVT83B405R4KEZQS","modified_at":"2026-10-23T18:03:26.094396803Z","published_at":"2021-08-07T17:15:06.907Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2021-29922","https://security-tracker.debian.org/tracker/CVE-2021-29922"],"severity":{"label":"critical","score":9.1},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2021-29922#Debian:13/rustc","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2021-29922"}],"summary":"library/std/src/net/parser.rs in Rust before 1.53.0 does not properly consider extraneous zero characters at the beginning of an IP address string, which (in some situations) allows attackers to bypas"}