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.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Sssd | Fedoraproject | 1.10.0 (including) | 1.10.0 (including) |
| Sssd | Fedoraproject | 1.10.1 (including) | 1.10.1 (including) |
| Sssd | Fedoraproject | 1.11.0 (including) | 1.11.0 (including) |
| Sssd | Fedoraproject | 1.11.1 (including) | 1.11.1 (including) |
| Sssd | Fedoraproject | 1.11.2 (including) | 1.11.2 (including) |
| Sssd | Fedoraproject | 1.11.3 (including) | 1.11.3 (including) |
| Sssd | Fedoraproject | 1.11.4 (including) | 1.11.4 (including) |
| Sssd | Fedoraproject | 1.11.5 (including) | 1.11.5 (including) |
| Sssd | Fedoraproject | 1.11.6 (including) | 1.11.6 (including) |
| Sssd | Fedoraproject | 1.11.7 (including) | 1.11.7 (including) |
| Sssd | Fedoraproject | 1.12.0 (including) | 1.12.0 (including) |
| Sssd | Fedoraproject | 1.12.1 (including) | 1.12.1 (including) |
| Sssd | Fedoraproject | 1.12.2 (including) | 1.12.2 (including) |
| Sssd | Fedoraproject | 1.12.3 (including) | 1.12.3 (including) |
| Sssd | Fedoraproject | 1.12.4 (including) | 1.12.4 (including) |
| Sssd | Fedoraproject | 1.12.5 (including) | 1.12.5 (including) |
| Sssd | Fedoraproject | 1.13.0 (including) | 1.13.0 (including) |
| Red Hat Enterprise Linux 6 | RedHat | sssd-0:1.12.4-47.el6_7.4 | * |
| Red Hat Enterprise Linux 7 | RedHat | sssd-0:1.13.0-40.el7 | * |
| Sssd | Ubuntu | trusty | * |
| Sssd | Ubuntu | vivid | * |
| Sssd | Ubuntu | wily | * |