{"action":"Upgrade linux to 5.10.38-1 or later.","affected":[{"fixed":"5.10.38-1","introduced":"0"}],"component":"linux","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["5.10.38-1"],"id":"tcs_01M5NG407HS3ED2QMYMSQJHZP7","modified_at":"2026-10-23T18:03:51.628822518Z","published_at":"2024-02-28T09:15:37.320Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2021-46981","https://security-tracker.debian.org/tracker/CVE-2021-46981"],"severity":{"label":"medium","score":5.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2021-46981#Debian:14/linux","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2021-46981"}],"summary":"In the Linux kernel, the following vulnerability has been resolved: nbd: Fix NULL pointer in flush_workqueue Open /dev/nbdX first, the config_refs will be 1 and the pointers in nbd_device are still nu"}