{"id":"UBUNTU-CVE-2021-3407","details":"A flaw was found in mupdf 1.18.0. Double free of object during linearization may lead to memory corruption and other potential consequences.","modified":"2026-04-22T12:54:21.355879Z","published":"2021-02-23T23:15:00Z","related":["USN-7825-1"],"upstream":["CVE-2021-3407"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-3407"},{"type":"REPORT","url":"http://git.ghostscript.com/?p=mupdf.git;h=cee7cefc610d42fd383b3c80c12cbc675443176a"},{"type":"REPORT","url":"https://bugs.ghostscript.com/show_bug.cgi?id=703366"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2021-3407"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-7825-1"}],"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"},{"fixed":"1.7a-1ubuntu0.1~esm1"}]}],"versions":["1.7-1","1.7a-1"],"ecosystem_specific":{"binaries":[{"binary_name":"mupdf","binary_version":"1.7a-1ubuntu0.1~esm1"},{"binary_name":"mupdf-tools","binary_version":"1.7a-1ubuntu0.1~esm1"}],"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-3407.json"}},{"package":{"name":"mupdf","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/mupdf@1.12.0+ds1-1ubuntu0.1~esm1?arch=source&distro=esm-apps/bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.12.0+ds1-1ubuntu0.1~esm1"}]}],"versions":["1.11+ds1-1.1","1.11+ds1-2","1.12.0+ds1-1"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro","binaries":[{"binary_name":"mupdf","binary_version":"1.12.0+ds1-1ubuntu0.1~esm1"},{"binary_name":"mupdf-tools","binary_version":"1.12.0+ds1-1ubuntu0.1~esm1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-3407.json"}},{"package":{"name":"mupdf","ecosystem":"Ubuntu:Pro:20.04:LTS","purl":"pkg:deb/ubuntu/mupdf@1.16.1+ds1-1ubuntu1+esm1?arch=source&distro=esm-apps/focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.16.1+ds1-1ubuntu1+esm1"}]}],"versions":["1.15.0+ds1-1","1.16.1+ds1-1ubuntu1"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro","binaries":[{"binary_name":"mupdf","binary_version":"1.16.1+ds1-1ubuntu1+esm1"},{"binary_name":"mupdf-tools","binary_version":"1.16.1+ds1-1ubuntu1+esm1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-3407.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":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"medium"}]}