{"action":"Upgrade qemu to 1:4.1-1 or later.","affected":[{"fixed":"1:4.1-1","introduced":"0"}],"component":"qemu","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["1:4.1-1"],"id":"tcs_01M5NDA3NABFY81YN2BKDEGGF4","modified_at":"2026-10-23T18:03:56.517885860Z","published_at":"2018-12-20T23:29:02.177Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2018-20124","https://security-tracker.debian.org/tracker/CVE-2018-20124"],"severity":{"label":"medium","score":5.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2018-20124#Debian:13/qemu","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2018-20124"}],"summary":"hw/rdma/rdma_backend.c in QEMU allows guest OS users to trigger out-of-bounds access via a PvrdmaSqWqe ring element with a large num_sge value."}