Integer overflow in the rsCStrExtendBuf function in runtime/stringbuf.c in the imfile module in rsyslog 4.x before 4.6.6, 5.x before 5.7.4, and 6.x before 6.1.4 allows local users to cause a denial of service (daemon hang) via a large file, which triggers a heap-based buffer overflow.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Rsyslog | Rsyslog | 4.1.0 (including) | 4.1.0 (including) |
| Rsyslog | Rsyslog | 4.1.1 (including) | 4.1.1 (including) |
| Rsyslog | Rsyslog | 4.1.2 (including) | 4.1.2 (including) |
| Rsyslog | Rsyslog | 4.1.3 (including) | 4.1.3 (including) |
| Rsyslog | Rsyslog | 4.1.4 (including) | 4.1.4 (including) |
| Rsyslog | Rsyslog | 4.1.5 (including) | 4.1.5 (including) |
| Rsyslog | Rsyslog | 4.1.6 (including) | 4.1.6 (including) |
| Rsyslog | Rsyslog | 4.1.7 (including) | 4.1.7 (including) |
| Rsyslog | Rsyslog | 4.2.0 (including) | 4.2.0 (including) |
| Rsyslog | Rsyslog | 4.3.0 (including) | 4.3.0 (including) |
| Rsyslog | Rsyslog | 4.3.1 (including) | 4.3.1 (including) |
| Rsyslog | Rsyslog | 4.3.2 (including) | 4.3.2 (including) |
| Rsyslog | Rsyslog | 4.4.0 (including) | 4.4.0 (including) |
| Rsyslog | Rsyslog | 4.4.1 (including) | 4.4.1 (including) |
| Rsyslog | Rsyslog | 4.4.2 (including) | 4.4.2 (including) |
| Rsyslog | Rsyslog | 4.5.0 (including) | 4.5.0 (including) |
| Rsyslog | Rsyslog | 4.5.1 (including) | 4.5.1 (including) |
| Rsyslog | Rsyslog | 4.5.2 (including) | 4.5.2 (including) |
| Rsyslog | Rsyslog | 4.5.3 (including) | 4.5.3 (including) |
| Rsyslog | Rsyslog | 4.5.4 (including) | 4.5.4 (including) |
| Rsyslog | Rsyslog | 4.5.5 (including) | 4.5.5 (including) |
| Rsyslog | Rsyslog | 4.5.6 (including) | 4.5.6 (including) |
| Rsyslog | Rsyslog | 4.5.7 (including) | 4.5.7 (including) |
| Rsyslog | Rsyslog | 4.5.8 (including) | 4.5.8 (including) |
| Rsyslog | Rsyslog | 4.6.0 (including) | 4.6.0 (including) |
| Rsyslog | Rsyslog | 4.6.1 (including) | 4.6.1 (including) |
| Rsyslog | Rsyslog | 4.6.2 (including) | 4.6.2 (including) |
| Rsyslog | Rsyslog | 4.6.3 (including) | 4.6.3 (including) |
| Rsyslog | Rsyslog | 4.6.4 (including) | 4.6.4 (including) |
| Rsyslog | Rsyslog | 4.6.5 (including) | 4.6.5 (including) |
| Red Hat Enterprise Linux 6 | RedHat | rsyslog-0:5.8.10-2.el6 | * |
| Rsyslog | Ubuntu | natty | * |
| Rsyslog | Ubuntu | upstream | * |