{"action":"Upgrade linux to 6.12.20-1 or later.","affected":[{"fixed":"6.12.20-1","introduced":"0"}],"component":"linux","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["6.12.20-1"],"id":"tcs_01M5NN3VPS1WHPBFG2QQW5KM99","modified_at":"2026-10-23T18:02:32.877909437Z","published_at":"2025-04-01T16:15:28.540Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2025-21972","https://security-tracker.debian.org/tracker/CVE-2025-21972"],"severity":{"label":"medium","score":5.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2025-21972#Debian:13/linux","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2025-21972"}],"summary":"In the Linux kernel, the following vulnerability has been resolved: net: mctp: unshare packets when reassembling Ensure that the frag_list used for reassembly isn't shared with other packets. This avo"}