{"action":"Upgrade linux to 6.12.17-1 or later.","affected":[{"fixed":"6.12.17-1","introduced":"0"}],"component":"linux","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["6.12.17-1"],"id":"tcs_01M5NN2E7VRNGEBAG108FMMZQK","modified_at":"2026-09-01T20:05:42.675554260Z","published_at":"2025-03-12T10:15:17.703Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2025-21851","https://security-tracker.debian.org/tracker/CVE-2025-21851"],"severity":{"label":"low","score":3.3},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2025-21851#Debian:14/linux","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2025-21851"}],"summary":"In the Linux kernel, the following vulnerability has been resolved: bpf: Fix softlockup in arena_map_free on 64k page kernel On an aarch64 kernel with CONFIG_PAGE_SIZE_64KB=y, arena_htab tests cause a"}