{"action":"Upgrade mupdf to 1.13-r0 or later.","affected":[{"fixed":"1.13-r0","introduced":"0"}],"component":"mupdf","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.9","exploited":false,"fixed_versions":["1.13-r0"],"id":"tcs_01M5NAXSKTGKPB75T0G4CPGCTC","modified_at":"2026-10-23T17:23:42.706219710Z","published_at":"2018-02-02T09:29:00.727Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2018-6544","https://security.alpinelinux.org/vuln/CVE-2018-6544"],"severity":{"label":"medium","score":5.5},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2018-6544#Alpine:v3.9/mupdf","url":"https://osv.dev/vulnerability/ALPINE-CVE-2018-6544"}],"summary":"pdf_load_obj_stm in pdf/pdf-xref.c in Artifex MuPDF 1.12.0 could reference the object stream recursively and therefore run out of error stack, which allows remote attackers to cause a denial of servic"}