{"action":"No fix published. Pin and monitor.","affected":[{"introduced":"0"}],"component":"linux","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":[],"id":"tcs_01M5NSVG5BZYZ6X7F3FXT2M7BP","modified_at":"2026-10-23T18:05:38.893020449Z","published_at":"2026-06-25T09:16:39.743Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-53220","https://security-tracker.debian.org/tracker/CVE-2026-53220"],"severity":{"label":"medium","score":5.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-53220","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-53220"}],"summary":"In the Linux kernel, the following vulnerability has been resolved: netfilter: revalidate bridge ports ebt_redirect_tg() dereferences br_port_get_rcu() return without a NULL check, causing a kernel pa"}