{"id":"USN-5662-1","summary":"libonig vulnerabilities","details":"It was discovered that Oniguruma incorrectly handled certain regular\nexpressions. An attacker could possibly use this issue to cause a denial\nof service, obtain sensitive information or other unspecified impact. This issue\nonly affected Ubuntu 16.04 ESM and Ubuntu 18.04 ESM. (CVE-2019-16163,\nCVE-2019-19012, CVE-2019-19204, CVE-2019-19246)\n\nIt was discovered that Oniguruma incorrectly handled memory when using certain\nUChar pointers. An attacker could possibly use this issue to cause a denial of\nservice or sensitive information disclosure. (CVE-2019-19203)\n","modified":"2026-04-22T10:28:44.406826Z","published":"2022-10-10T05:11:49Z","related":["UBUNTU-CVE-2019-16163","UBUNTU-CVE-2019-19012","UBUNTU-CVE-2019-19203","UBUNTU-CVE-2019-19204","UBUNTU-CVE-2019-19246"],"upstream":["CVE-2019-16163","CVE-2019-19012","CVE-2019-19203","CVE-2019-19204","CVE-2019-19246","UBUNTU-CVE-2019-16163","UBUNTU-CVE-2019-19012","UBUNTU-CVE-2019-19203","UBUNTU-CVE-2019-19204","UBUNTU-CVE-2019-19246"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-5662-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2019-16163"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2019-19012"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2019-19203"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2019-19204"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2019-19246"}],"affected":[{"package":{"name":"libonig","ecosystem":"Ubuntu:Pro:14.04:LTS","purl":"pkg:deb/ubuntu/libonig@5.9.1-1ubuntu1.1+esm3?arch=source&distro=trusty/esm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.9.1-1ubuntu1.1+esm3"}]}],"versions":["5.9.1-1","5.9.1-1ubuntu1","5.9.1-1ubuntu1.1","5.9.1-1ubuntu1.1+esm1","5.9.1-1ubuntu1.1+esm2"],"ecosystem_specific":{"binaries":[{"binary_name":"libonig2","binary_version":"5.9.1-1ubuntu1.1+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-5662-1.json","cves_map":{"ecosystem":"Ubuntu:Pro:14.04:LTS","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-2019-19203"}]}}},{"package":{"name":"libonig","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/libonig@5.9.6-1ubuntu0.1+esm3?arch=source&distro=esm-apps/xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.9.6-1ubuntu0.1+esm3"}]}],"versions":["5.9.6-1","5.9.6-1ubuntu0.1","5.9.6-1ubuntu0.1+esm1","5.9.6-1ubuntu0.1+esm2"],"ecosystem_specific":{"binaries":[{"binary_name":"libonig2","binary_version":"5.9.6-1ubuntu0.1+esm3"}],"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5662-1.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:N/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2019-19203"}]}}},{"package":{"name":"libonig","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/libonig@6.7.0-1ubuntu0.1~esm2?arch=source&distro=esm-apps/bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.7.0-1ubuntu0.1~esm2"}]}],"versions":["6.5.0-1","6.6.1-1","6.7.0-1","6.7.0-1ubuntu0.1~esm1"],"ecosystem_specific":{"binaries":[{"binary_name":"libonig4","binary_version":"6.7.0-1ubuntu0.1~esm2"}],"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5662-1.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:N/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2019-16163"},{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2019-19012"},{"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-2019-19203"},{"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-2019-19204"},{"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-2019-19246"}]}}}],"schema_version":"1.7.5"}