{"action":"Upgrade linux to 6.3.7-1 or later.","affected":[{"fixed":"6.3.7-1","introduced":"0"}],"component":"linux","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["6.3.7-1"],"id":"tcs_01M5NJTBHKNEX2EG9VW6H83AH0","modified_at":"2026-10-26T18:02:55.285152744Z","published_at":"2025-12-08T02:15:52.920Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2023-53769","https://security-tracker.debian.org/tracker/CVE-2023-53769"],"severity":{"label":"critical","score":9.3},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2023-53769#Debian:13/linux","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2023-53769"}],"summary":"In the Linux kernel, the following vulnerability has been resolved: virt/coco/sev-guest: Double-buffer messages The encryption algorithms read and write directly to shared unencrypted memory, which ma"}