{"id":"UBUNTU-CVE-2022-26981","details":"Liblouis through 3.21.0 has a buffer overflow in compilePassOpcode in compileTranslationTable.c (called, indirectly, by tools/lou_checktable.c).","modified":"2026-04-22T13:19:14.212012Z","published":"2022-03-13T18:15:00Z","related":["USN-5476-1"],"upstream":["CVE-2022-26981"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2022-26981"},{"type":"REPORT","url":"https://github.com/liblouis/liblouis/pull/1185/commits/73751be7a5617bfff4a735ae095203a2d3ec50ef"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-5476-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2022-26981"}],"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"}]}],"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","2.6.4-2ubuntu0.4+esm1"],"ecosystem_specific":{"binaries":[{"binary_version":"2.6.4-2ubuntu0.4+esm1","binary_name":"liblouis-bin"},{"binary_version":"2.6.4-2ubuntu0.4+esm1","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"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-26981.json"}},{"package":{"name":"liblouis","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/liblouis@3.5.0-1ubuntu0.4?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.5.0-1ubuntu0.4"}]}],"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"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_version":"3.5.0-1ubuntu0.4","binary_name":"liblouis-bin"},{"binary_version":"3.5.0-1ubuntu0.4","binary_name":"liblouis-data"},{"binary_version":"3.5.0-1ubuntu0.4","binary_name":"liblouis14"},{"binary_version":"3.5.0-1ubuntu0.4","binary_name":"python-louis"},{"binary_version":"3.5.0-1ubuntu0.4","binary_name":"python3-louis"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-26981.json"}},{"package":{"name":"liblouis","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/liblouis@3.12.0-3ubuntu0.1?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.12.0-3ubuntu0.1"}]}],"versions":["3.10.0-1","3.11.0-2","3.11.0-3","3.12.0-2","3.12.0-3"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_version":"3.12.0-3ubuntu0.1","binary_name":"liblouis-bin"},{"binary_version":"3.12.0-3ubuntu0.1","binary_name":"liblouis-data"},{"binary_version":"3.12.0-3ubuntu0.1","binary_name":"liblouis20"},{"binary_version":"3.12.0-3ubuntu0.1","binary_name":"python3-louis"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-26981.json"}},{"package":{"name":"liblouis","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/liblouis@3.20.0-2ubuntu0.1?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.20.0-2ubuntu0.1"}]}],"versions":["3.18.0-1","3.18.0-1build1","3.19.0-2","3.20.0-2"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_version":"3.20.0-2ubuntu0.1","binary_name":"liblouis-bin"},{"binary_version":"3.20.0-2ubuntu0.1","binary_name":"liblouis-data"},{"binary_version":"3.20.0-2ubuntu0.1","binary_name":"liblouis20"},{"binary_version":"3.20.0-2ubuntu0.1","binary_name":"python3-louis"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-26981.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":"low"}]}