{"action":"Upgrade glibc to 2.33-4 or later.","affected":[{"fixed":"2.33-4","introduced":"0"}],"component":"glibc","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["2.33-4"],"id":"tcs_01M5NFYMHMB617696GCEAG0E2D","modified_at":"2026-10-15T09:47:28.448628437Z","published_at":"2022-08-24T16:15:09.077Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2021-3999","https://security-tracker.debian.org/tracker/CVE-2021-3999"],"severity":{"label":"high","score":7.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2021-3999#Debian:13/glibc","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2021-3999"}],"summary":"A flaw was found in glibc. An off-by-one buffer overflow and underflow in getcwd() may lead to memory corruption when the size of the buffer is exactly 1. A local attacker who can control the input bu"}