The browser engine in Mozilla Firefox 3.0.x before 3.0.18 and 3.5.x before 3.5.8, Thunderbird before 3.0.2, and SeaMonkey before 2.0.3 allows remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via vectors related to the nsBlockFrame::StealFrame function in layout/generic/nsBlockFrame.cpp, and unspecified other vectors.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Firefox | Mozilla | 3.0 (including) | 3.0.18 (excluding) |
| Firefox | Mozilla | 3.5 (including) | 3.5.8 (excluding) |
| Seamonkey | Mozilla | * | 2.0.3 (excluding) |
| Thunderbird | Mozilla | * | 3.0.2 (excluding) |