{"id":"UBUNTU-CVE-2019-19221","details":"In Libarchive 3.4.0, archive_wstring_append_from_mbs in archive_string.c has an out-of-bounds read because of an incorrect mbrtowc or mbtowc call. For example, bsdtar crashes via a crafted archive.","modified":"2026-04-22T13:39:47.668125Z","published":"2019-11-21T23:15:00Z","related":["USN-4293-1","USN-8147-1"],"upstream":["CVE-2019-19221"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2019-19221"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-4293-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2019-19221"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-8147-1"}],"affected":[{"package":{"name":"libarchive","ecosystem":"Ubuntu:Pro:14.04:LTS","purl":"pkg:deb/ubuntu/libarchive@3.1.2-7ubuntu2.8+esm4?arch=source&distro=esm-infra-legacy/trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.1.2-7ubuntu2.8+esm4"}]}],"versions":["3.1.2-5ubuntu1","3.1.2-7ubuntu1","3.1.2-7ubuntu2","3.1.2-7ubuntu2.1","3.1.2-7ubuntu2.2","3.1.2-7ubuntu2.3","3.1.2-7ubuntu2.4","3.1.2-7ubuntu2.6","3.1.2-7ubuntu2.7","3.1.2-7ubuntu2.8","3.1.2-7ubuntu2.8+esm1","3.1.2-7ubuntu2.8+esm3"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro with Legacy support add-on: https://ubuntu.com/pro","binaries":[{"binary_version":"3.1.2-7ubuntu2.8+esm4","binary_name":"bsdcpio"},{"binary_name":"bsdtar","binary_version":"3.1.2-7ubuntu2.8+esm4"},{"binary_name":"libarchive13","binary_version":"3.1.2-7ubuntu2.8+esm4"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-19221.json"}},{"package":{"name":"libarchive","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/libarchive@3.1.2-11ubuntu0.16.04.8?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.1.2-11ubuntu0.16.04.8"}]}],"versions":["3.1.2-11build1","3.1.2-11ubuntu0.16.04.1","3.1.2-11ubuntu0.16.04.2","3.1.2-11ubuntu0.16.04.3","3.1.2-11ubuntu0.16.04.4","3.1.2-11ubuntu0.16.04.5","3.1.2-11ubuntu0.16.04.6","3.1.2-11ubuntu0.16.04.7"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"bsdcpio","binary_version":"3.1.2-11ubuntu0.16.04.8"},{"binary_name":"bsdtar","binary_version":"3.1.2-11ubuntu0.16.04.8"},{"binary_name":"libarchive13","binary_version":"3.1.2-11ubuntu0.16.04.8"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-19221.json"}},{"package":{"name":"libarchive","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/libarchive@3.2.2-3.1ubuntu0.6?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.2.2-3.1ubuntu0.6"}]}],"versions":["3.2.2-3.1","3.2.2-3.1ubuntu0.1","3.2.2-3.1ubuntu0.2","3.2.2-3.1ubuntu0.3","3.2.2-3.1ubuntu0.4","3.2.2-3.1ubuntu0.5"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"bsdcpio","binary_version":"3.2.2-3.1ubuntu0.6"},{"binary_version":"3.2.2-3.1ubuntu0.6","binary_name":"bsdtar"},{"binary_name":"libarchive-tools","binary_version":"3.2.2-3.1ubuntu0.6"},{"binary_version":"3.2.2-3.1ubuntu0.6","binary_name":"libarchive13"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-19221.json"}},{"package":{"name":"libarchive","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/libarchive@3.4.0-1ubuntu2?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.4.0-1ubuntu2"}]}],"versions":["3.4.0-1","3.4.0-1build1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"libarchive-tools","binary_version":"3.4.0-1ubuntu2"},{"binary_name":"libarchive13","binary_version":"3.4.0-1ubuntu2"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-19221.json"}}],"schema_version":"1.7.5","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":"low"}]}