{"id":"UBUNTU-CVE-2021-4216","details":"A Floating point exception (division-by-zero) flaw was found in Mupdf for zero width pages in muraster.c. It is fixed in Mupdf-1.20.0-rc1 upstream.","modified":"2026-04-22T13:01:46.166033Z","published":"2022-08-26T16:15:00Z","upstream":["CVE-2021-4216"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-4216"},{"type":"REPORT","url":"https://bugs.ghostscript.com/show_bug.cgi?id=704834"},{"type":"REPORT","url":"https://github.com/ArtifexSoftware/mupdf/commit/22c47acbd52949421f8c7cb46ea1556827d0fcbf"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2021-4216"}],"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/2021/UBUNTU-CVE-2021-4216.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/2021/UBUNTU-CVE-2021-4216.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/2021/UBUNTU-CVE-2021-4216.json"}},{"package":{"name":"mupdf","ecosystem":"Ubuntu:Pro:22.04:LTS","purl":"pkg:deb/ubuntu/mupdf@1.19.0+ds1-2ubuntu0.1~esm1?arch=source&distro=esm-apps/jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.17.0+ds1-2","1.19.0+ds1-1","1.19.0+ds1-1build1","1.19.0+ds1-2","1.19.0+ds1-2ubuntu0.1~esm1"],"ecosystem_specific":{"binaries":[{"binary_name":"mupdf","binary_version":"1.19.0+ds1-2ubuntu0.1~esm1"},{"binary_name":"mupdf-tools","binary_version":"1.19.0+ds1-2ubuntu0.1~esm1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-4216.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"low"}]}