{"action":"Upgrade qemu to 1:5.0-12 or later.","affected":[{"fixed":"1:5.0-12","introduced":"0"}],"component":"qemu","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["1:5.0-12"],"id":"tcs_01M5NENSC1FD5BKGDVZC7JW32F","modified_at":"2026-09-11T11:01:29.624020896Z","published_at":"2020-07-28T16:15:12.777Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2020-15863","https://security-tracker.debian.org/tracker/CVE-2020-15863"],"severity":{"label":"medium","score":5.3},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2020-15863#Debian:13/qemu","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2020-15863"}],"summary":"hw/net/xgmac.c in the XGMAC Ethernet controller in QEMU before 07-20-2020 has a buffer overflow. This occurs during packet transmission and affects the highbank and midway emulated machines. A guest u"}