{"id":"UBUNTU-CVE-2022-43358","details":"Stack overflow vulnerability in ast_selectors.cpp: in function Sass::ComplexSelector::has_placeholder in libsass:3.6.5-8-g210218, which can be exploited by attackers to cause a denial of service (DoS).","modified":"2025-10-24T04:53:57Z","published":"2023-08-22T19:16:00Z","upstream":["CVE-2022-43358"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2022-43358"},{"type":"REPORT","url":"https://drive.google.com/file/d/1j5fkPjWH9zQeTdO_4dMcZ-FpOBzP0MaI/"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2022-43358"}],"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":"libsass-dev"},{"binary_version":"3.3.4-1","binary_name":"libsass0"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-43358.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"}]}],"versions":["3.4.3-1","3.4.6-1","3.4.8-1","3.4.8-1ubuntu0.1~esm1"],"ecosystem_specific":{"binaries":[{"binary_version":"3.4.8-1ubuntu0.1~esm1","binary_name":"libsass-dev"},{"binary_version":"3.4.8-1ubuntu0.1~esm1","binary_name":"libsass0"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-43358.json"}},{"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"}]}],"versions":["3.5.5-4","3.6.3-1ubuntu1"],"ecosystem_specific":{"binaries":[{"binary_version":"3.6.3-1ubuntu1","binary_name":"libsass-dev"},{"binary_version":"3.6.3-1ubuntu1","binary_name":"libsass1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-43358.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"}]}],"versions":["3.6.5-1ubuntu1"],"ecosystem_specific":{"binaries":[{"binary_version":"3.6.5-1ubuntu1","binary_name":"libsass-dev"},{"binary_version":"3.6.5-1ubuntu1","binary_name":"libsass1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-43358.json"}}],"schema_version":"1.7.3","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"}]}