{"id":"USN-8054-1","summary":"djvulibre vulnerabilities","details":"It was discovered that DjVuLibre could be forced to execute a division\nby zero in certain instances. A remote attacker could possibly use\nthis issue to cause applications to stop responding or crash, resulting\nin a denial of service. (CVE-2021-46312)\n\nIt was discovered that DjVuLibre incorrectly handled certain memory\noperations. If a user or automated system were tricked into processing a\nspecially crafted DjVu file, a remote attacker could cause applications\nto stop responding or crash, resulting in a denial of service, or possibly\nexecute arbitrary code. This issue only affected Ubuntu 16.04 LTS, Ubuntu\n18.04 LTS, and Ubuntu 20.04 LTS. (CVE-2025-53367)","modified":"2026-02-23T23:28:52.580842Z","published":"2026-02-23T12:38:54Z","related":["UBUNTU-CVE-2021-46312","UBUNTU-CVE-2025-53367"],"upstream":["CVE-2021-46312","CVE-2025-53367","UBUNTU-CVE-2021-46312","UBUNTU-CVE-2025-53367"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-8054-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-46312"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2025-53367"}],"affected":[{"package":{"name":"djvulibre","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/djvulibre@3.5.27.1-5ubuntu0.1+esm3?arch=source&distro=esm-infra/xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.5.27.1-5ubuntu0.1+esm3"}]}],"versions":["3.5.27.1-3","3.5.27.1-4","3.5.27.1-5","3.5.27.1-5ubuntu0.1","3.5.27.1-5ubuntu0.1+esm1","3.5.27.1-5ubuntu0.1+esm2"],"ecosystem_specific":{"binaries":[{"binary_name":"djview","binary_version":"3.5.27.1-5ubuntu0.1+esm3"},{"binary_name":"djview3","binary_version":"3.5.27.1-5ubuntu0.1+esm3"},{"binary_name":"djvulibre-bin","binary_version":"3.5.27.1-5ubuntu0.1+esm3"},{"binary_name":"djvulibre-desktop","binary_version":"3.5.27.1-5ubuntu0.1+esm3"},{"binary_name":"djvuserve","binary_version":"3.5.27.1-5ubuntu0.1+esm3"},{"binary_name":"libdjvulibre-dev","binary_version":"3.5.27.1-5ubuntu0.1+esm3"},{"binary_name":"libdjvulibre-text","binary_version":"3.5.27.1-5ubuntu0.1+esm3"},{"binary_name":"libdjvulibre21","binary_version":"3.5.27.1-5ubuntu0.1+esm3"}],"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8054-1.json","cves_map":{"ecosystem":"Ubuntu:Pro:16.04:LTS","cves":[{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"low"}],"id":"CVE-2021-46312"},{"severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2025-53367"}]}}},{"package":{"name":"djvulibre","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/djvulibre@3.5.27.1-8ubuntu0.4+esm1?arch=source&distro=esm-infra/bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.5.27.1-8ubuntu0.4+esm1"}]}],"versions":["3.5.27.1-7","3.5.27.1-8","3.5.27.1-8ubuntu0.1","3.5.27.1-8ubuntu0.2","3.5.27.1-8ubuntu0.3","3.5.27.1-8ubuntu0.4"],"ecosystem_specific":{"binaries":[{"binary_name":"djview","binary_version":"3.5.27.1-8ubuntu0.4+esm1"},{"binary_name":"djview3","binary_version":"3.5.27.1-8ubuntu0.4+esm1"},{"binary_name":"djvulibre-bin","binary_version":"3.5.27.1-8ubuntu0.4+esm1"},{"binary_name":"djvulibre-desktop","binary_version":"3.5.27.1-8ubuntu0.4+esm1"},{"binary_name":"djvuserve","binary_version":"3.5.27.1-8ubuntu0.4+esm1"},{"binary_name":"libdjvulibre-dev","binary_version":"3.5.27.1-8ubuntu0.4+esm1"},{"binary_name":"libdjvulibre-text","binary_version":"3.5.27.1-8ubuntu0.4+esm1"},{"binary_name":"libdjvulibre21","binary_version":"3.5.27.1-8ubuntu0.4+esm1"}],"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8054-1.json","cves_map":{"ecosystem":"Ubuntu:Pro:18.04:LTS","cves":[{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"low"}],"id":"CVE-2021-46312"},{"severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2025-53367"}]}}},{"package":{"name":"djvulibre","ecosystem":"Ubuntu:Pro:20.04:LTS","purl":"pkg:deb/ubuntu/djvulibre@3.5.27.1-14ubuntu0.1+esm1?arch=source&distro=esm-infra/focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.5.27.1-14ubuntu0.1+esm1"}]}],"versions":["3.5.27.1-13","3.5.27.1-13ubuntu1","3.5.27.1-14","3.5.27.1-14build1","3.5.27.1-14ubuntu0.1"],"ecosystem_specific":{"binaries":[{"binary_name":"djview","binary_version":"3.5.27.1-14ubuntu0.1+esm1"},{"binary_name":"djview3","binary_version":"3.5.27.1-14ubuntu0.1+esm1"},{"binary_name":"djvulibre-bin","binary_version":"3.5.27.1-14ubuntu0.1+esm1"},{"binary_name":"djvulibre-desktop","binary_version":"3.5.27.1-14ubuntu0.1+esm1"},{"binary_name":"djvuserve","binary_version":"3.5.27.1-14ubuntu0.1+esm1"},{"binary_name":"libdjvulibre-dev","binary_version":"3.5.27.1-14ubuntu0.1+esm1"},{"binary_name":"libdjvulibre-text","binary_version":"3.5.27.1-14ubuntu0.1+esm1"},{"binary_name":"libdjvulibre21","binary_version":"3.5.27.1-14ubuntu0.1+esm1"}],"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8054-1.json","cves_map":{"ecosystem":"Ubuntu:Pro:20.04:LTS","cves":[{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"low"}],"id":"CVE-2021-46312"},{"severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2025-53367"}]}}},{"package":{"name":"djvulibre","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/djvulibre@3.5.28-2ubuntu0.22.04.2?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.5.28-2ubuntu0.22.04.2"}]}],"versions":["3.5.28-2build1","3.5.28-2build2","3.5.28-2ubuntu0.22.04.1"],"ecosystem_specific":{"binaries":[{"binary_name":"djview","binary_version":"3.5.28-2ubuntu0.22.04.2"},{"binary_name":"djview3","binary_version":"3.5.28-2ubuntu0.22.04.2"},{"binary_name":"djvulibre-bin","binary_version":"3.5.28-2ubuntu0.22.04.2"},{"binary_name":"djvulibre-desktop","binary_version":"3.5.28-2ubuntu0.22.04.2"},{"binary_name":"djvuserve","binary_version":"3.5.28-2ubuntu0.22.04.2"},{"binary_name":"libdjvulibre-dev","binary_version":"3.5.28-2ubuntu0.22.04.2"},{"binary_name":"libdjvulibre-text","binary_version":"3.5.28-2ubuntu0.22.04.2"},{"binary_name":"libdjvulibre21","binary_version":"3.5.28-2ubuntu0.22.04.2"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8054-1.json","cves_map":{"ecosystem":"Ubuntu:22.04:LTS","cves":[{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"low"}],"id":"CVE-2021-46312"}]}}},{"package":{"name":"djvulibre","ecosystem":"Ubuntu:24.04:LTS","purl":"pkg:deb/ubuntu/djvulibre@3.5.28-2ubuntu0.24.04.2?arch=source&distro=noble"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.5.28-2ubuntu0.24.04.2"}]}],"versions":["3.5.28-2build3","3.5.28-2build4","3.5.28-2ubuntu0.24.04.1"],"ecosystem_specific":{"binaries":[{"binary_name":"djview","binary_version":"3.5.28-2ubuntu0.24.04.2"},{"binary_name":"djview3","binary_version":"3.5.28-2ubuntu0.24.04.2"},{"binary_name":"djvulibre-bin","binary_version":"3.5.28-2ubuntu0.24.04.2"},{"binary_name":"djvulibre-desktop","binary_version":"3.5.28-2ubuntu0.24.04.2"},{"binary_name":"djvuserve","binary_version":"3.5.28-2ubuntu0.24.04.2"},{"binary_name":"libdjvulibre-dev","binary_version":"3.5.28-2ubuntu0.24.04.2"},{"binary_name":"libdjvulibre-text","binary_version":"3.5.28-2ubuntu0.24.04.2"},{"binary_name":"libdjvulibre21","binary_version":"3.5.28-2ubuntu0.24.04.2"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8054-1.json","cves_map":{"ecosystem":"Ubuntu:24.04:LTS","cves":[{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"low"}],"id":"CVE-2021-46312"}]}}}],"schema_version":"1.7.3"}