{"action":"Upgrade linux-6.12 to 6.12.100-1~deb12u1 or later.","affected":[{"fixed":"6.12.100-1~deb12u1","introduced":"0"}],"component":"linux-6.12","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["6.12.100-1~deb12u1"],"id":"tcs_01M5NTHVD0WA618GCSHKQF6NP7","modified_at":"2026-10-01T02:47:42.740120184Z","published_at":"2026-07-25T10:17:37.633Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-64514","https://security-tracker.debian.org/tracker/CVE-2026-64514"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-64514#Debian:12/linux-6.12","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-64514"}],"summary":"In the Linux kernel, the following vulnerability has been resolved: userfaultfd: gate must_wait writability check on pte_present() userfaultfd_must_wait() and userfaultfd_huge_must_wait() read the PTE"}