The ldb_wildcard_compare function in ldb_match.c in ldb before 1.1.24, as used in the AD LDAP server in Samba 4.x before 4.1.22, 4.2.x before 4.2.7, and 4.3.x before 4.3.3, mishandles certain zero values, which allows remote attackers to cause a denial of service (infinite loop) via crafted packets.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Samba | Samba | 4.0.0 (including) | 4.0.0 (including) |
| Samba | Samba | 4.0.1 (including) | 4.0.1 (including) |
| Samba | Samba | 4.0.2 (including) | 4.0.2 (including) |
| Samba | Samba | 4.0.3 (including) | 4.0.3 (including) |
| Samba | Samba | 4.0.4 (including) | 4.0.4 (including) |
| Samba | Samba | 4.0.5 (including) | 4.0.5 (including) |
| Samba | Samba | 4.0.6 (including) | 4.0.6 (including) |
| Samba | Samba | 4.0.7 (including) | 4.0.7 (including) |
| Samba | Samba | 4.0.8 (including) | 4.0.8 (including) |
| Samba | Samba | 4.0.9 (including) | 4.0.9 (including) |
| Samba | Samba | 4.0.10 (including) | 4.0.10 (including) |
| Samba | Samba | 4.0.11 (including) | 4.0.11 (including) |
| Samba | Samba | 4.0.12 (including) | 4.0.12 (including) |
| Samba | Samba | 4.0.13 (including) | 4.0.13 (including) |
| Samba | Samba | 4.0.14 (including) | 4.0.14 (including) |
| Samba | Samba | 4.0.15 (including) | 4.0.15 (including) |
| Samba | Samba | 4.0.16 (including) | 4.0.16 (including) |
| Samba | Samba | 4.0.17 (including) | 4.0.17 (including) |
| Samba | Samba | 4.0.18 (including) | 4.0.18 (including) |
| Samba | Samba | 4.0.19 (including) | 4.0.19 (including) |
| Samba | Samba | 4.0.20 (including) | 4.0.20 (including) |
| Samba | Samba | 4.0.21 (including) | 4.0.21 (including) |
| Samba | Samba | 4.0.22 (including) | 4.0.22 (including) |
| Samba | Samba | 4.0.23 (including) | 4.0.23 (including) |
| Samba | Samba | 4.0.24 (including) | 4.0.24 (including) |
| Samba | Samba | 4.1.0 (including) | 4.1.0 (including) |
| Samba | Samba | 4.1.1 (including) | 4.1.1 (including) |
| Samba | Samba | 4.1.2 (including) | 4.1.2 (including) |
| Samba | Samba | 4.1.3 (including) | 4.1.3 (including) |
| Samba | Samba | 4.1.4 (including) | 4.1.4 (including) |
| Samba | Samba | 4.1.5 (including) | 4.1.5 (including) |
| Samba | Samba | 4.1.6 (including) | 4.1.6 (including) |
| Samba | Samba | 4.1.7 (including) | 4.1.7 (including) |
| Samba | Samba | 4.1.8 (including) | 4.1.8 (including) |
| Samba | Samba | 4.1.9 (including) | 4.1.9 (including) |
| Samba | Samba | 4.1.10 (including) | 4.1.10 (including) |
| Samba | Samba | 4.1.11 (including) | 4.1.11 (including) |
| Samba | Samba | 4.1.12 (including) | 4.1.12 (including) |
| Samba | Samba | 4.1.13 (including) | 4.1.13 (including) |
| Samba | Samba | 4.1.14 (including) | 4.1.14 (including) |
| Samba | Samba | 4.1.15 (including) | 4.1.15 (including) |
| Samba | Samba | 4.1.16 (including) | 4.1.16 (including) |
| Samba | Samba | 4.1.17 (including) | 4.1.17 (including) |
| Samba | Samba | 4.1.18 (including) | 4.1.18 (including) |
| Samba | Samba | 4.1.19 (including) | 4.1.19 (including) |
| Samba | Samba | 4.1.20 (including) | 4.1.20 (including) |
| Samba | Samba | 4.1.21 (including) | 4.1.21 (including) |
| Samba | Samba | 4.2.0 (including) | 4.2.0 (including) |
| Samba | Samba | 4.2.1 (including) | 4.2.1 (including) |
| Samba | Samba | 4.2.2 (including) | 4.2.2 (including) |
| Samba | Samba | 4.2.3 (including) | 4.2.3 (including) |
| Samba | Samba | 4.2.4 (including) | 4.2.4 (including) |
| Samba | Samba | 4.2.5 (including) | 4.2.5 (including) |
| Samba | Samba | 4.2.6 (including) | 4.2.6 (including) |
| Samba | Samba | 4.3.0 (including) | 4.3.0 (including) |
| Samba | Samba | 4.3.1 (including) | 4.3.1 (including) |
| Samba | Samba | 4.3.2 (including) | 4.3.2 (including) |