{"id":"USN-5996-1","summary":"liblouis vulnerabilities","details":"It was discovered that Liblouis incorrectly handled certain files.\nAn attacker could possibly use this issue to cause a denial of service.\n(CVE-2023-26767, CVE-2023-26768, CVE-2023-26769)\n","modified":"2026-06-25T13:31:56.250062204Z","published":"2023-04-04T10:51:32Z","related":["UBUNTU-CVE-2023-26767","UBUNTU-CVE-2023-26768","UBUNTU-CVE-2023-26769"],"upstream":["CVE-2023-26767","CVE-2023-26768","CVE-2023-26769","UBUNTU-CVE-2023-26767","UBUNTU-CVE-2023-26768","UBUNTU-CVE-2023-26769"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-5996-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2023-26767"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2023-26768"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2023-26769"}],"affected":[{"package":{"name":"liblouis","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/liblouis?arch=source&distro=esm-infra%2Fxenial"},"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_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","binary_version":"2.6.4-2ubuntu0.4+esm1"}],"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"},"database_specific":{"cves_map":{"cves":[{"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"}],"id":"CVE-2023-26767"},{"id":"CVE-2023-26768","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"type":"Ubuntu","score":"medium"}]},{"id":"CVE-2023-26769","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"type":"Ubuntu","score":"medium"}]}],"ecosystem":"Ubuntu:Pro:16.04:LTS"},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5996-1.json"}},{"package":{"name":"liblouis","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/liblouis?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":{"binaries":[{"binary_version":"3.5.0-1ubuntu0.5","binary_name":"liblouis-bin"},{"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"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5996-1.json","cves_map":{"ecosystem":"Ubuntu:18.04:LTS","cves":[{"severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2023-26767"},{"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":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2023-26768"},{"id":"CVE-2023-26769","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"}]}]}}},{"package":{"name":"liblouis","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/liblouis?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":{"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"}],"availability":"No subscription required"},"database_specific":{"cves_map":{"cves":[{"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"}],"id":"CVE-2023-26767"},{"id":"CVE-2023-26768","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":"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"}]},{"id":"CVE-2023-26769","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"type":"Ubuntu","score":"medium"}]}],"ecosystem":"Ubuntu:20.04:LTS"},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5996-1.json"}},{"package":{"name":"liblouis","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/liblouis?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":{"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"}],"availability":"No subscription required"},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:22.04:LTS","cves":[{"severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2023-26767"},{"id":"CVE-2023-26768","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":"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"}]},{"id":"CVE-2023-26769","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"type":"Ubuntu","score":"medium"}]}]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5996-1.json"}}],"schema_version":"1.7.5"}