{"action":"Upgrade libvirt to 7.6.0-1 or later.","affected":[{"fixed":"7.6.0-1","introduced":"0"}],"component":"libvirt","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["7.6.0-1"],"id":"tcs_01M5NFYDGF3K2KJD66SK4TAZP5","modified_at":"2026-10-23T18:04:00.228667688Z","published_at":"2022-08-23T20:15:08.427Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2021-3975","https://security-tracker.debian.org/tracker/CVE-2021-3975"],"severity":{"label":"medium","score":6.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2021-3975#Debian:14/libvirt","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2021-3975"}],"summary":"A use-after-free flaw was found in libvirt. The qemuMonitorUnregister() function in qemuProcessHandleMonitorEOF is called using multiple threads without being adequately protected by a monitor lock. T"}