{"action":"Upgrade libxml2 to 2.15.4+dfsg-1 or later.","affected":[{"fixed":"2.15.4+dfsg-1","introduced":"0"}],"component":"libxml2","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["2.15.4+dfsg-1"],"id":"tcs_01M5NW0WWF6DT7W4D6MP3PWGST","modified_at":"2026-10-01T03:03:37.312068321Z","published_at":"2026-09-05T05:17:13.133Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-86142","https://security-tracker.debian.org/tracker/CVE-2026-86142"],"severity":{"label":"high","score":7.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-86142#Debian:14/libxml2","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-86142"}],"summary":"In libxml2 before 2.15.4, there is a heap-based buffer overflow in xmlXPtrEvalXPtrPart because of xmlXPtrEval xpointer length saturation."}