{"action":"Upgrade linux to 5.17.6-1 or later.","affected":[{"fixed":"5.17.6-1","introduced":"0"}],"component":"linux","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["5.17.6-1"],"id":"tcs_01M5NJA66A9QRC01DZTCXFDVJ9","modified_at":"2026-10-26T18:02:49.184061730Z","published_at":"2023-08-16T19:15:10.163Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2023-4389","https://security-tracker.debian.org/tracker/CVE-2023-4389"],"severity":{"label":"high","score":7.1},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2023-4389","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2023-4389"}],"summary":"A flaw was found in btrfs_get_root_ref in fs/btrfs/disk-io.c in the btrfs filesystem in the Linux Kernel due to a double decrement of the reference count. This issue may allow a local attacker with us"}