{"id":"UBUNTU-CVE-2015-5292","details":"Memory leak in the Privilege Attribute Certificate (PAC) responder plugin (sssd_pac_plugin.so) in System Security Services Daemon (SSSD) 1.10 before 1.13.1 allows remote authenticated users to cause a denial of service (memory consumption) via a large number of logins that trigger parsing of PAC blobs during Kerberos authentication.","modified":"2025-07-16T07:33:09.639138Z","published":"2015-10-29T16:59:00Z","withdrawn":"2025-07-18T16:43:15Z","upstream":["CVE-2015-5292"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2015-5292"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2015-5292"}],"affected":[{"package":{"name":"sssd","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/sssd@1.13.1-2?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.13.1-2"}]}],"versions":["1.12.5-2"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"libipa-hbac-dev","binary_version":"1.13.1-2"},{"binary_name":"libipa-hbac0","binary_version":"1.13.1-2"},{"binary_name":"libipa-hbac0-dbgsym","binary_version":"1.13.1-2"},{"binary_name":"libnss-sss","binary_version":"1.13.1-2"},{"binary_name":"libnss-sss-dbgsym","binary_version":"1.13.1-2"},{"binary_version":"1.13.1-2","binary_name":"libpam-sss"},{"binary_name":"libpam-sss-dbgsym","binary_version":"1.13.1-2"},{"binary_name":"libsss-idmap-dev","binary_version":"1.13.1-2"},{"binary_name":"libsss-idmap0","binary_version":"1.13.1-2"},{"binary_version":"1.13.1-2","binary_name":"libsss-idmap0-dbgsym"},{"binary_name":"libsss-nss-idmap-dev","binary_version":"1.13.1-2"},{"binary_name":"libsss-nss-idmap0","binary_version":"1.13.1-2"},{"binary_name":"libsss-nss-idmap0-dbgsym","binary_version":"1.13.1-2"},{"binary_name":"libsss-simpleifp-dev","binary_version":"1.13.1-2"},{"binary_name":"libsss-simpleifp0","binary_version":"1.13.1-2"},{"binary_name":"libsss-simpleifp0-dbgsym","binary_version":"1.13.1-2"},{"binary_name":"libsss-sudo","binary_version":"1.13.1-2"},{"binary_version":"1.13.1-2","binary_name":"libsss-sudo-dbgsym"},{"binary_name":"libwbclient-sssd","binary_version":"1.13.1-2"},{"binary_version":"1.13.1-2","binary_name":"libwbclient-sssd-dbgsym"},{"binary_name":"libwbclient-sssd-dev","binary_version":"1.13.1-2"},{"binary_name":"python-libipa-hbac","binary_version":"1.13.1-2"},{"binary_name":"python-libsss-nss-idmap","binary_version":"1.13.1-2"},{"binary_name":"python-sss","binary_version":"1.13.1-2"},{"binary_name":"python3-libipa-hbac","binary_version":"1.13.1-2"},{"binary_name":"python3-libsss-nss-idmap","binary_version":"1.13.1-2"},{"binary_name":"python3-sss","binary_version":"1.13.1-2"},{"binary_name":"sssd","binary_version":"1.13.1-2"},{"binary_name":"sssd-ad","binary_version":"1.13.1-2"},{"binary_name":"sssd-ad-common","binary_version":"1.13.1-2"},{"binary_name":"sssd-ad-common-dbgsym","binary_version":"1.13.1-2"},{"binary_name":"sssd-ad-dbgsym","binary_version":"1.13.1-2"},{"binary_name":"sssd-common","binary_version":"1.13.1-2"},{"binary_name":"sssd-common-dbgsym","binary_version":"1.13.1-2"},{"binary_name":"sssd-dbus","binary_version":"1.13.1-2"},{"binary_version":"1.13.1-2","binary_name":"sssd-dbus-dbgsym"},{"binary_name":"sssd-ipa","binary_version":"1.13.1-2"},{"binary_name":"sssd-ipa-dbgsym","binary_version":"1.13.1-2"},{"binary_version":"1.13.1-2","binary_name":"sssd-krb5"},{"binary_name":"sssd-krb5-common","binary_version":"1.13.1-2"},{"binary_name":"sssd-krb5-common-dbgsym","binary_version":"1.13.1-2"},{"binary_name":"sssd-krb5-dbgsym","binary_version":"1.13.1-2"},{"binary_version":"1.13.1-2","binary_name":"sssd-ldap"},{"binary_name":"sssd-ldap-dbgsym","binary_version":"1.13.1-2"},{"binary_name":"sssd-proxy","binary_version":"1.13.1-2"},{"binary_name":"sssd-proxy-dbgsym","binary_version":"1.13.1-2"},{"binary_name":"sssd-tools","binary_version":"1.13.1-2"},{"binary_name":"sssd-tools-dbgsym","binary_version":"1.13.1-2"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2015/UBUNTU-CVE-2015-5292.json"}}],"schema_version":"1.7.3","severity":[{"type":"Ubuntu","score":"low"}]}