{"action":"No fix published. Pin and monitor.","affected":[{"introduced":"0"}],"component":"linux","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":[],"id":"tcs_01M5NTBSYZWH2HATW0XYZ0X3SR","modified_at":"2026-10-31T10:01:38.357771521Z","published_at":"2026-07-19T16:17:12.540Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-63940","https://security-tracker.debian.org/tracker/CVE-2026-63940"],"severity":{"label":"critical","score":9.3},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-63940","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-63940"}],"summary":"In the Linux kernel, the following vulnerability has been resolved: KVM: SEV: Ignore Port I/O requests of length '0' Explicitly ignore Port I/O requests of length '0' (or count '0'), so that setting u"}