{"id":"USN-5476-1","summary":"liblouis vulnerabilities","details":"Han Zheng discovered that Liblouis incorrectly handled certain inputs.\nAn attacker could possibly use this issue to cause a crash. This issue was\naddressed in Ubuntu 21.10 and Ubuntu 22.04 LTS. (CVE-2022-26981)\n\nIt was discovered that Liblouis incorrectly handled certain inputs.\nAn attacker could possibly use this issue to execute arbitrary code\nor cause a crash. (CVE-2022-31783)\n","modified":"2026-04-27T16:19:02.574762693Z","published":"2022-06-13T14:52:30Z","related":["UBUNTU-CVE-2022-26981","UBUNTU-CVE-2022-31783"],"upstream":["CVE-2022-26981","CVE-2022-31783","UBUNTU-CVE-2022-26981","UBUNTU-CVE-2022-31783"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-5476-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2022-26981"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2022-31783"}],"affected":[{"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_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","binary_version":"3.5.0-1ubuntu0.4"}]},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:18.04:LTS","cves":[{"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"}],"id":"CVE-2022-26981"},{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2022-31783"}]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5476-1.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_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","binary_version":"3.12.0-3ubuntu0.1"}]},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:20.04:LTS","cves":[{"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"}],"id":"CVE-2022-26981"},{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2022-31783"}]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5476-1.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_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","binary_version":"3.20.0-2ubuntu0.1"}]},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:22.04:LTS","cves":[{"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"}],"id":"CVE-2022-26981"},{"severity":[{"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"}],"id":"CVE-2022-31783"}]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5476-1.json"}}],"schema_version":"1.7.5"}