{"id":"UBUNTU-CVE-2019-18798","details":"LibSass before 3.6.3 allows a heap-based buffer over-read in Sass::weaveParents in ast_sel_weave.cpp.","modified":"2025-07-16T07:39:50.604380Z","published":"2019-11-06T16:15:00Z","withdrawn":"2025-07-18T16:45:24Z","upstream":["CVE-2019-18798"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2019-18798"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2019-18798"}],"affected":[{"package":{"name":"libsass","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/libsass@3.6.3-1ubuntu1?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.6.3-1ubuntu1"}]}],"versions":["3.5.5-4"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_version":"3.6.3-1ubuntu1","binary_name":"libsass-dev"},{"binary_version":"3.6.3-1ubuntu1","binary_name":"libsass1"},{"binary_version":"3.6.3-1ubuntu1","binary_name":"libsass1-dbgsym"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-18798.json"}},{"package":{"name":"libsass","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/libsass@3.6.5-1ubuntu1?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.6.5-1ubuntu1"}]}],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_version":"3.6.5-1ubuntu1","binary_name":"libsass-dev"},{"binary_version":"3.6.5-1ubuntu1","binary_name":"libsass1"},{"binary_version":"3.6.5-1ubuntu1","binary_name":"libsass1-dbgsym"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-18798.json"}},{"package":{"name":"libsass","ecosystem":"Ubuntu:24.04:LTS","purl":"pkg:deb/ubuntu/libsass@3.6.5+20231221-3?arch=source&distro=noble"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.6.5+20231221-3"}]}],"versions":["3.6.5+20220909-1ubuntu1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_version":"3.6.5+20231221-3","binary_name":"libsass-dev"},{"binary_version":"3.6.5+20231221-3","binary_name":"libsass1"},{"binary_version":"3.6.5+20231221-3","binary_name":"libsass1-dbgsym"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-18798.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"medium"}]}