{"id":"UBUNTU-CVE-2020-16600","details":"A Use After Free vulnerability exists in Artifex Software, Inc. MuPDF library 1.17.0-rc1 and earlier when a valid page was followed by a page with invalid pixmap dimensions, causing bander - a static - to point to previously freed memory instead of a newband_writer.","modified":"2026-04-22T12:31:12.742081Z","published":"2020-12-09T21:15:00Z","upstream":["CVE-2020-16600"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2020-16600"},{"type":"REPORT","url":"https://bugs.ghostscript.com/show_bug.cgi?id=702253"},{"type":"REPORT","url":"http://git.ghostscript.com/?p=mupdf.git;h=96751b25462f83d6e16a9afaf8980b0c3f979c8b"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2020-16600"}],"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_name":"mupdf","binary_version":"1.7a-1ubuntu0.1~esm1"},{"binary_name":"mupdf-tools","binary_version":"1.7a-1ubuntu0.1~esm1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-16600.json"}},{"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":"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/2020/UBUNTU-CVE-2020-16600.json"}},{"package":{"name":"mupdf","ecosystem":"Ubuntu:Pro:20.04:LTS","purl":"pkg:deb/ubuntu/mupdf@1.16.1+ds1-1ubuntu1+esm2?arch=source&distro=esm-apps/focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.15.0+ds1-1","1.16.1+ds1-1ubuntu1","1.16.1+ds1-1ubuntu1+esm1","1.16.1+ds1-1ubuntu1+esm2"],"ecosystem_specific":{"binaries":[{"binary_name":"mupdf","binary_version":"1.16.1+ds1-1ubuntu1+esm2"},{"binary_name":"mupdf-tools","binary_version":"1.16.1+ds1-1ubuntu1+esm2"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-16600.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}]}