{"action":"Upgrade linux to 4.18.20-1 or later.","affected":[{"fixed":"4.18.20-1","introduced":"0"}],"component":"linux","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["4.18.20-1"],"id":"tcs_01M5NDAX0YA4G08NTNYFHSQ4PZ","modified_at":"2026-10-23T18:03:04.925702688Z","published_at":"2018-12-27T14:29:00.457Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2018-20511","https://security-tracker.debian.org/tracker/CVE-2018-20511"],"severity":{"label":"medium","score":5.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2018-20511#Debian:13/linux","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2018-20511"}],"summary":"An issue was discovered in the Linux kernel before 4.18.11. The ipddp_ioctl function in drivers/net/appletalk/ipddp.c allows local users to obtain sensitive kernel address information by leveraging CA"}