{"id":"UBUNTU-CVE-2019-20792","details":"OpenSC before 0.20.0 has a double free in coolkey_free_private_data because coolkey_add_object in libopensc/card-coolkey.c lacks a uniqueness check.","modified":"2025-09-08T16:45:49Z","published":"2020-04-29T04:15:00Z","upstream":["CVE-2019-20792"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2019-20792"},{"type":"REPORT","url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=19208"},{"type":"REPORT","url":"https://github.com/OpenSC/OpenSC/commit/c246f6f69a749d4f68626b40795a4f69168008f4"},{"type":"REPORT","url":"https://github.com/OpenSC/OpenSC/compare/0.19.0...0.20.0"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2019-20792"}],"affected":[{"package":{"name":"opensc","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/opensc@0.17.0-3ubuntu0.1~esm3?arch=source&distro=esm-apps/bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.17.0-1","0.17.0-2","0.17.0-2build1","0.17.0-3","0.17.0-3ubuntu0.1~esm1","0.17.0-3ubuntu0.1~esm2","0.17.0-3ubuntu0.1~esm3"],"ecosystem_specific":{"binaries":[{"binary_name":"opensc","binary_version":"0.17.0-3ubuntu0.1~esm3"},{"binary_name":"opensc-pkcs11","binary_version":"0.17.0-3ubuntu0.1~esm3"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-20792.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"low"}]}