{"action":"Upgrade qemu to 6.1.0-r0 or later.","affected":[{"fixed":"6.1.0-r0","introduced":"0"}],"component":"qemu","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.21","exploited":false,"fixed_versions":["6.1.0-r0"],"id":"tcs_01M6GW36ZGRKB7VNH7WHAM03H6","modified_at":"2026-11-03T06:32:40.756871252Z","published_at":"2021-05-06T16:15:07.547Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2021-3507","https://security.alpinelinux.org/vuln/CVE-2021-3507"],"severity":{"label":"medium","score":6.1},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2021-3507#Alpine:v3.21/qemu","url":"https://osv.dev/vulnerability/ALPINE-CVE-2021-3507"}],"summary":"A heap buffer overflow was found in the floppy disk emulator of QEMU up to 6.0.0 (including). It could occur in fdctrl_transfer_handler() in hw/block/fdc.c while processing DMA read data transfers fro"}