{"action":"Upgrade linux to 6.12.21-1 or later.","affected":[{"fixed":"6.12.21-1","introduced":"0"}],"component":"linux","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["6.12.21-1"],"id":"tcs_01M5NN44QBJ2YGD3EDKFFW0Z1P","modified_at":"2026-09-01T20:05:43.728346978Z","published_at":"2025-04-03T08:15:15.243Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2025-21998","https://security-tracker.debian.org/tracker/CVE-2025-21998"],"severity":{"label":"medium","score":4.7},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2025-21998#Debian:14/linux","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2025-21998"}],"summary":"In the Linux kernel, the following vulnerability has been resolved: firmware: qcom: uefisecapp: fix efivars registration race Since the conversion to using the TZ allocator, the efivars service is reg"}