{"action":"Upgrade qtimageformats-opensource-src to 5.15.15-3 or later.","affected":[{"fixed":"5.15.15-3","introduced":"0"}],"component":"qtimageformats-opensource-src","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["5.15.15-3"],"id":"tcs_01M5NETEY8741EGM40DGKBG8Z0","modified_at":"2026-09-11T11:02:43.143874526Z","published_at":"2021-11-10T22:15:09.873Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2020-23884","https://security-tracker.debian.org/tracker/CVE-2020-23884"],"severity":{"label":"medium","score":5.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2020-23884#Debian:13/qtimageformats-opensource-src","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2020-23884"}],"summary":"A buffer overflow in Nomacs v3.15.0 allows attackers to cause a denial of service (DoS) via a crafted MNG file."}