{"id":"UBUNTU-CVE-2018-11499","details":"A use-after-free vulnerability exists in handle_error() in sass_context.cpp in LibSass 3.4.x and 3.5.x through 3.5.4 that could be leveraged to cause a denial of service (application crash) or possibly unspecified other impact.","modified":"2026-04-22T12:48:03.205955Z","published":"2018-05-26T20:29:00Z","related":["USN-4837-1"],"upstream":["CVE-2018-11499"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2018-11499"},{"type":"REPORT","url":"https://github.com/sass/libsass/issues/2643"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-4837-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2018-11499"}],"affected":[{"package":{"name":"libsass","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/libsass@3.3.4-1?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.2.5-1","3.2.5-2","3.3.2-1","3.3.4-1"],"ecosystem_specific":{"binaries":[{"binary_version":"3.3.4-1","binary_name":"libsass0"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-11499.json"}},{"package":{"name":"libsass","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/libsass@3.4.8-1ubuntu0.1~esm1?arch=source&distro=esm-apps/bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.4.8-1ubuntu0.1~esm1"}]}],"versions":["3.4.3-1","3.4.6-1","3.4.8-1"],"ecosystem_specific":{"binaries":[{"binary_version":"3.4.8-1ubuntu0.1~esm1","binary_name":"libsass0"}],"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-11499.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}]}