{"action":"Upgrade linux to 6.1.176-1 or later.","affected":[{"fixed":"6.1.176-1","introduced":"0"}],"component":"linux","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["6.1.176-1"],"id":"tcs_01M5NSVDHWRN77SQ3TBSYMD4MP","modified_at":"2026-10-23T18:05:38.941037888Z","published_at":"2026-06-25T09:16:38.793Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-53212","https://security-tracker.debian.org/tracker/CVE-2026-53212"],"severity":{"label":"high","score":7.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-53212","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-53212"}],"summary":"In the Linux kernel, the following vulnerability has been resolved: netfilter: nft_tunnel: fix use-after-free on object destroy nft_tunnel_obj_destroy() calls metadata_dst_free() which directly kfree("}