{"id":"UBUNTU-CVE-2017-17858","details":"Heap-based buffer overflow in the ensure_solid_xref function in pdf/pdf-xref.c in Artifex MuPDF 1.12.0 allows a remote attacker to potentially execute arbitrary code via a crafted PDF file, because xref subsection object numbers are unrestricted.","modified":"2025-11-26T07:53:52.996862Z","published":"2018-01-22T15:29:00Z","upstream":["CVE-2017-17858"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2017-17858"},{"type":"REPORT","url":"https://github.com/mzet-/Security-Advisories/blob/master/mzet-adv-2017-01.md"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2017-17858"}],"affected":[{"package":{"name":"mupdf","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/mupdf@1.12.0+ds1-1ubuntu0.1~esm2?arch=source&distro=esm-apps/bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.11+ds1-1.1","1.11+ds1-2","1.12.0+ds1-1","1.12.0+ds1-1ubuntu0.1~esm1","1.12.0+ds1-1ubuntu0.1~esm2"],"ecosystem_specific":{"binaries":[{"binary_name":"libmupdf-dev","binary_version":"1.12.0+ds1-1ubuntu0.1~esm2"},{"binary_name":"mupdf","binary_version":"1.12.0+ds1-1ubuntu0.1~esm2"},{"binary_name":"mupdf-tools","binary_version":"1.12.0+ds1-1ubuntu0.1~esm2"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2017/UBUNTU-CVE-2017-17858.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}]}