{"action":"Upgrade linux to 4.19.37-1 or later.","affected":[{"fixed":"4.19.37-1","introduced":"0"}],"component":"linux","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["4.19.37-1"],"id":"tcs_01M5NDYPQFGZ8Y6891RS8DXR9M","modified_at":"2026-09-21T07:01:13.886503110Z","published_at":"2019-09-04T19:15:12.207Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2019-15921","https://security-tracker.debian.org/tracker/CVE-2019-15921"],"severity":{"label":"medium","score":4.7},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2019-15921","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2019-15921"}],"summary":"An issue was discovered in the Linux kernel before 5.0.6. There is a memory leak issue when idr_alloc() fails in genl_register_family() in net/netlink/genetlink.c."}