{"id":"UBUNTU-CVE-2023-26769","details":"Buffer Overflow vulnerability found in Liblouis Lou_Trace v.3.24.0 allows a remote attacker to cause a denial of service via the resolveSubtable function at compileTranslationTabel.c.","modified":"2026-04-22T14:03:42.510863Z","published":"2023-03-16T15:15:00Z","related":["USN-5996-1","USN-5996-2"],"upstream":["CVE-2023-26769"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2023-26769"},{"type":"REPORT","url":"http://loutrace.com"},{"type":"REPORT","url":"https://github.com/liblouis/liblouis"},{"type":"REPORT","url":"https://github.com/liblouis/liblouis/pull/1300"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-5996-1"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-5996-2"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2023-26769"}],"affected":[{"package":{"name":"liblouis","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/liblouis@2.6.4-2ubuntu0.4+esm1?arch=source&distro=esm-infra/xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.6.4-2ubuntu0.4+esm1"}]}],"versions":["2.6.2-2","2.6.4-2","2.6.4-2ubuntu0.1","2.6.4-2ubuntu0.2","2.6.4-2ubuntu0.3","2.6.4-2ubuntu0.4"],"ecosystem_specific":{"binaries":[{"binary_version":"2.6.4-2ubuntu0.4+esm1","binary_name":"liblouis-bin"},{"binary_name":"liblouis-data","binary_version":"2.6.4-2ubuntu0.4+esm1"},{"binary_name":"liblouis9","binary_version":"2.6.4-2ubuntu0.4+esm1"},{"binary_name":"python-louis","binary_version":"2.6.4-2ubuntu0.4+esm1"},{"binary_name":"python3-louis","binary_version":"2.6.4-2ubuntu0.4+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/cve/2023/UBUNTU-CVE-2023-26769.json"}},{"package":{"name":"liblouis","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/liblouis@3.5.0-1ubuntu0.5?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.5.0-1ubuntu0.5"}]}],"versions":["3.0.0-3ubuntu1","3.3.0-1","3.4.1-1","3.5.0-1","3.5.0-1ubuntu0.1","3.5.0-1ubuntu0.2","3.5.0-1ubuntu0.3","3.5.0-1ubuntu0.4"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"liblouis-bin","binary_version":"3.5.0-1ubuntu0.5"},{"binary_name":"liblouis-data","binary_version":"3.5.0-1ubuntu0.5"},{"binary_version":"3.5.0-1ubuntu0.5","binary_name":"liblouis14"},{"binary_name":"python-louis","binary_version":"3.5.0-1ubuntu0.5"},{"binary_version":"3.5.0-1ubuntu0.5","binary_name":"python3-louis"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2023/UBUNTU-CVE-2023-26769.json"}},{"package":{"name":"liblouis","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/liblouis@3.12.0-3ubuntu0.2?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.12.0-3ubuntu0.2"}]}],"versions":["3.10.0-1","3.11.0-2","3.11.0-3","3.12.0-2","3.12.0-3","3.12.0-3ubuntu0.1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"liblouis-bin","binary_version":"3.12.0-3ubuntu0.2"},{"binary_name":"liblouis-data","binary_version":"3.12.0-3ubuntu0.2"},{"binary_name":"liblouis20","binary_version":"3.12.0-3ubuntu0.2"},{"binary_name":"python3-louis","binary_version":"3.12.0-3ubuntu0.2"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2023/UBUNTU-CVE-2023-26769.json"}},{"package":{"name":"liblouis","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/liblouis@3.20.0-2ubuntu0.2?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.20.0-2ubuntu0.2"}]}],"versions":["3.18.0-1","3.18.0-1build1","3.19.0-2","3.20.0-2","3.20.0-2ubuntu0.1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"liblouis-bin","binary_version":"3.20.0-2ubuntu0.2"},{"binary_name":"liblouis-data","binary_version":"3.20.0-2ubuntu0.2"},{"binary_name":"liblouis20","binary_version":"3.20.0-2ubuntu0.2"},{"binary_name":"python3-louis","binary_version":"3.20.0-2ubuntu0.2"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2023/UBUNTU-CVE-2023-26769.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"medium"}]}