{"action":"Upgrade linux to 6.4.13-1 or later.","affected":[{"fixed":"6.4.13-1","introduced":"0"}],"component":"linux","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["6.4.13-1"],"id":"tcs_01M5NJMZ8RKEAP7KEVFGEZM3PP","modified_at":"2026-10-26T18:02:38.367117530Z","published_at":"2025-09-15T14:15:40.907Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2023-53187","https://security-tracker.debian.org/tracker/CVE-2023-53187"],"severity":{"label":"high","score":7.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2023-53187#Debian:14/linux","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2023-53187"}],"summary":"In the Linux kernel, the following vulnerability has been resolved: btrfs: fix use-after-free of new block group that became unused If a task creates a new block group and that block group becomes unu"}