{"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_01M5NJ4SZ8SCS7PFKNFY4KYRDF","modified_at":"2026-10-23T18:02:31.504426433Z","published_at":"2023-07-24T16:15:13.063Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2023-3640","https://security-tracker.debian.org/tracker/CVE-2023-3640"],"severity":{"label":"high","score":7.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2023-3640","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2023-3640"}],"summary":"A possible unauthorized memory access flaw was found in the Linux kernel's cpu_entry_area mapping of X86 CPU data to memory, where a user may guess the location of exception stacks or other important"}