{"action":"No fix published. Pin and monitor.","affected":[{"introduced":"0"}],"component":"qemu","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":[],"id":"tcs_01M5NRVTZQ8B170FD701RDY80Z","modified_at":"2026-10-01T03:03:22.462573223Z","published_at":"2026-07-16T01:16:30.697Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-3842","https://security-tracker.debian.org/tracker/CVE-2026-3842"],"severity":{"label":"high","score":7.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-3842","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-3842"}],"summary":"A flaw was found in QEMU. This vulnerability allows a local attacker within a guest virtual machine to write data beyond its allocated memory. This occurs when cpu_physical_memory_map() returns a shor"}