{"action":"Upgrade linux to 6.1.20-1 or later.","affected":[{"fixed":"6.1.20-1","introduced":"0"}],"component":"linux","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["6.1.20-1"],"id":"tcs_01M5NJPQDY84Z21KA5N40H8973","modified_at":"2026-10-26T18:02:53.260277136Z","published_at":"2025-09-18T14:15:41.077Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2023-53381","https://security-tracker.debian.org/tracker/CVE-2023-53381"],"severity":{"label":"medium","score":5.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2023-53381","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2023-53381"}],"summary":"In the Linux kernel, the following vulnerability has been resolved: NFSD: fix leaked reference count of nfsd4_ssc_umount_item The reference count of nfsd4_ssc_umount_item is not decremented on error c"}