{"action":"Upgrade linux to 5.14.6-1 or later.","affected":[{"fixed":"5.14.6-1","introduced":"0"}],"component":"linux","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["5.14.6-1"],"id":"tcs_01M5NFV1MXM6HD5DHRAC79SPCM","modified_at":"2026-10-09T09:47:23.581161315Z","published_at":"2021-07-21T15:16:20.777Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2021-37159","https://security-tracker.debian.org/tracker/CVE-2021-37159"],"severity":{"label":"medium","score":6.4},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2021-37159","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2021-37159"}],"summary":"hso_free_net_device in drivers/net/usb/hso.c in the Linux kernel through 5.13.4 calls unregister_netdev without checking for the NETREG_REGISTERED state, leading to a use-after-free and a double free."}