{"action":"Upgrade webkit2gtk to 2.20.4-1 or later.","affected":[{"fixed":"2.20.4-1","introduced":"0"}],"component":"webkit2gtk","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["2.20.4-1"],"id":"tcs_01M5NDDAC6X8D7JCDM65YGWVVF","modified_at":"2026-10-23T18:03:06.138333179Z","published_at":"2019-04-03T18:29:03.597Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2018-4263","https://security-tracker.debian.org/tracker/CVE-2018-4263"],"severity":{"label":"high","score":8.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2018-4263","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2018-4263"}],"summary":"Multiple memory corruption issues were addressed with improved memory handling. This issue affected versions prior to iOS 11.4.1, tvOS 11.4.1, Safari 11.1.2, iTunes 12.8 for Windows, iCloud for Window"}