{"action":"Upgrade linux to 6.18.5-1 or later.","affected":[{"fixed":"6.18.5-1","introduced":"0"}],"component":"linux","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["6.18.5-1"],"id":"tcs_01M5NPBTWBF15R95SG9F2B6FQB","modified_at":"2026-10-23T18:05:22.076586013Z","published_at":"2026-01-13T16:16:08.117Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2025-71085","https://security-tracker.debian.org/tracker/CVE-2025-71085"],"severity":{"label":"medium","score":5.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2025-71085#Debian:14/linux","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2025-71085"}],"summary":"In the Linux kernel, the following vulnerability has been resolved: ipv6: BUG() in pskb_expand_head() as part of calipso_skbuff_setattr() There exists a kernel oops caused by a BUG_ON(nhead < 0) at ne"}