{"action":"Upgrade linux to 5.10.46-2 or later.","affected":[{"fixed":"5.10.46-2","introduced":"0"}],"component":"linux","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["5.10.46-2"],"id":"tcs_01M5NFE52CF7PJ6F9W74SQYAMY","modified_at":"2026-10-23T18:04:49.399301351Z","published_at":"2021-05-26T11:15:08.623Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2021-22543","https://security-tracker.debian.org/tracker/CVE-2021-22543"],"severity":{"label":"high","score":7.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2021-22543","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2021-22543"}],"summary":"An issue was discovered in Linux: KVM through Improper handling of VM_IO|VM_PFNMAP vmas in KVM can bypass RO checks and can lead to pages being freed while still accessible by the VMM and guest. This"}