{"action":"Upgrade libx11 to 1.6.6-r0 or later.","affected":[{"fixed":"1.6.6-r0","introduced":"0"}],"component":"libx11","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.20","exploited":false,"fixed_versions":["1.6.6-r0"],"id":"tcs_01M5NAAG24STQPWMYV99MW89SR","modified_at":"2026-10-23T17:17:55.216105649Z","published_at":"2018-08-24T19:29:01.377Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2018-14598","https://security.alpinelinux.org/vuln/CVE-2018-14598"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2018-14598#Alpine:v3.20/libx11","url":"https://osv.dev/vulnerability/ALPINE-CVE-2018-14598"}],"summary":"An issue was discovered in XListExtensions in ListExt.c in libX11 through 1.6.5. A malicious server can send a reply in which the first string overflows, causing a variable to be set to NULL that will"}