{"action":"Upgrade linux to 6.12.48-1 or later.","affected":[{"fixed":"6.12.48-1","introduced":"0"}],"component":"linux","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["6.12.48-1"],"id":"tcs_01M5NNPJXQ6YCEXDHJSJD14E1J","modified_at":"2026-10-23T18:04:12.649848050Z","published_at":"2025-09-16T14:15:51.983Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2025-39836","https://security-tracker.debian.org/tracker/CVE-2025-39836"],"severity":{"label":"high","score":7.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2025-39836","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2025-39836"}],"summary":"In the Linux kernel, the following vulnerability has been resolved: efi: stmm: Fix incorrect buffer allocation method The communication buffer allocated by setup_mm_hdr() is later on passed to tee_shm"}