{"action":"Upgrade linux to 5.15.5-1 or later.","affected":[{"fixed":"5.15.5-1","introduced":"0"}],"component":"linux","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["5.15.5-1"],"id":"tcs_01M5NG5C6GZ52BT093XPPZ0ZDC","modified_at":"2026-10-23T18:04:18.771692975Z","published_at":"2024-04-10T19:15:47.430Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2021-47186","https://security-tracker.debian.org/tracker/CVE-2021-47186"],"severity":{"label":"medium","score":5.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2021-47186#Debian:13/linux","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2021-47186"}],"summary":"In the Linux kernel, the following vulnerability has been resolved: tipc: check for null after calling kmemdup kmemdup can return a null pointer so need to check for it, otherwise the null key will be"}