{"action":"Upgrade linux to 6.1.133-1 or later.","affected":[{"fixed":"6.1.133-1","introduced":"0"}],"component":"linux","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["6.1.133-1"],"id":"tcs_01M5NN4B97CW9NSTFYHHZ5VQVM","modified_at":"2026-10-16T09:47:32.291368621Z","published_at":"2025-04-16T11:15:42.773Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2025-22021","https://security-tracker.debian.org/tracker/CVE-2025-22021"],"severity":{"label":"medium","score":5.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2025-22021","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2025-22021"}],"summary":"In the Linux kernel, the following vulnerability has been resolved: netfilter: socket: Lookup orig tuple for IPv6 SNAT nf_sk_lookup_slow_v4 does the conntrack lookup for IPv4 packets to restore the or"}