{"action":"Upgrade linux to 6.12.94-1 or later.","affected":[{"fixed":"6.12.94-1","introduced":"0"}],"component":"linux","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["6.12.94-1"],"id":"tcs_01M5NTBMEANWNKAVAX3S4EYG4A","modified_at":"2026-10-23T18:05:02.887048319Z","published_at":"2026-07-19T16:17:10.153Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-63920","https://security-tracker.debian.org/tracker/CVE-2026-63920"],"severity":{"label":"high","score":7.1},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-63920#Debian:13/linux","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-63920"}],"summary":"In the Linux kernel, the following vulnerability has been resolved: ipv6: validate extension header length before copying to cmsg ip6_datagram_recv_specific_ctl() builds IPV6_{HOPOPTS,DSTOPTS,RTHDR} c"}