{"id":"UBUNTU-CVE-2018-6544","details":"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 service via a crafted PDF document.","modified":"2026-04-22T13:18:29.732995Z","published":"2018-02-02T09:29:00Z","upstream":["CVE-2018-6544"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2018-6544"},{"type":"REPORT","url":"http://git.ghostscript.com/?p=mupdf.git;h=26527eef77b3e51c2258c8e40845bfbc015e405d"},{"type":"REPORT","url":"http://git.ghostscript.com/?p=mupdf.git;h=b03def134988da8c800adac1a38a41a1f09a1d89"},{"type":"REPORT","url":"https://bugs.ghostscript.com/show_bug.cgi?id=698830"},{"type":"REPORT","url":"https://bugs.ghostscript.com/show_bug.cgi?id=698965"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2018-6544"}],"affected":[{"package":{"name":"mupdf","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/mupdf@1.7a-1ubuntu0.1~esm1?arch=source&distro=esm-apps/xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.7-1","1.7a-1","1.7a-1ubuntu0.1~esm1"],"ecosystem_specific":{"binaries":[{"binary_version":"1.7a-1ubuntu0.1~esm1","binary_name":"mupdf"},{"binary_version":"1.7a-1ubuntu0.1~esm1","binary_name":"mupdf-tools"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-6544.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"medium"}]}