{"action":"Upgrade qemu to 1:6.2+dfsg-1 or later.","affected":[{"fixed":"1:6.2+dfsg-1","introduced":"0"}],"component":"qemu","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["1:6.2+dfsg-1"],"id":"tcs_01M5NFAQDHR1YBM64E7R32N2Z0","modified_at":"2026-10-23T18:03:28.136782332Z","published_at":"2021-05-26T22:15:07.907Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2021-20196","https://security-tracker.debian.org/tracker/CVE-2021-20196"],"severity":{"label":"medium","score":6.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2021-20196#Debian:14/qemu","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2021-20196"}],"summary":"A NULL pointer dereference flaw was found in the floppy disk emulator of QEMU. This issue occurs while processing read/write ioport commands if the selected floppy drive is not initialized with a bloc"}