{"action":"Upgrade qt6-qtwebengine to 6.8.3-r5 or later.","affected":[{"fixed":"6.8.3-r5","introduced":"0"}],"component":"qt6-qtwebengine","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.22","exploited":false,"fixed_versions":["6.8.3-r5"],"id":"tcs_01M6GRMB72P2PY0BW3RZBQ7QD2","modified_at":"2026-11-03T06:32:34.149597400Z","published_at":"2025-06-12T13:15:25.590Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2025-6021","https://security.alpinelinux.org/vuln/CVE-2025-6021"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2025-6021#Alpine:v3.22/qt6-qtwebengine","url":"https://osv.dev/vulnerability/ALPINE-CVE-2025-6021"}],"summary":"A flaw was found in libxml2's xmlBuildQName function, where integer overflows in buffer size calculations can lead to a stack-based buffer overflow. This issue can result in memory corruption or a den"}