The OSCAR protocol implementation in Pidgin before 2.5.8 misinterprets the ICQWebMessage message type as the ICQSMS message type, which allows remote attackers to cause a denial of service (application crash) via a crafted ICQ web message that triggers allocation of a large amount of memory.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Pidgin | Pidgin | * | 2.5.7 (including) |
| Pidgin | Pidgin | 2.0.0 (including) | 2.0.0 (including) |
| Pidgin | Pidgin | 2.0.1 (including) | 2.0.1 (including) |
| Pidgin | Pidgin | 2.0.2 (including) | 2.0.2 (including) |
| Pidgin | Pidgin | 2.1.0 (including) | 2.1.0 (including) |
| Pidgin | Pidgin | 2.1.1 (including) | 2.1.1 (including) |
| Pidgin | Pidgin | 2.2.0 (including) | 2.2.0 (including) |
| Pidgin | Pidgin | 2.2.1 (including) | 2.2.1 (including) |
| Pidgin | Pidgin | 2.2.2 (including) | 2.2.2 (including) |
| Pidgin | Pidgin | 2.3.0 (including) | 2.3.0 (including) |
| Pidgin | Pidgin | 2.3.1 (including) | 2.3.1 (including) |
| Pidgin | Pidgin | 2.4.0 (including) | 2.4.0 (including) |
| Pidgin | Pidgin | 2.4.1 (including) | 2.4.1 (including) |
| Pidgin | Pidgin | 2.4.2 (including) | 2.4.2 (including) |
| Pidgin | Pidgin | 2.4.3 (including) | 2.4.3 (including) |
| Pidgin | Pidgin | 2.5.0 (including) | 2.5.0 (including) |
| Pidgin | Pidgin | 2.5.1 (including) | 2.5.1 (including) |
| Pidgin | Pidgin | 2.5.2 (including) | 2.5.2 (including) |
| Pidgin | Pidgin | 2.5.3 (including) | 2.5.3 (including) |
| Pidgin | Pidgin | 2.5.3-32_bit (including) | 2.5.3-32_bit (including) |
| Pidgin | Pidgin | 2.5.4 (including) | 2.5.4 (including) |
| Pidgin | Pidgin | 2.5.4-32_bit (including) | 2.5.4-32_bit (including) |
| Pidgin | Pidgin | 2.5.5 (including) | 2.5.5 (including) |
| Pidgin | Pidgin | 2.5.5-32_bit (including) | 2.5.5-32_bit (including) |
| Pidgin | Pidgin | 2.5.6 (including) | 2.5.6 (including) |