Mozilla Firefox before 1.5.0.1, Thunderbird 1.5 if running Javascript in mail, and SeaMonkey before 1.0 allow remote attackers to execute arbitrary code by changing an element's style from position:relative to position:static, which causes Gecko to operate on freed memory.
| Software | From | Fixed in |
|---|---|---|
| mozilla / firefox | 0.8 | 0.8.x |
| mozilla / firefox | 1.0.2 | 1.0.2.x |
| mozilla / seamonkey | 1.0-beta | 1.0-beta.x |
| mozilla / firefox | 1.5-beta1 | 1.5-beta1.x |
| mozilla / firefox | 1.5 | 1.5.x |
| mozilla / firefox | 0.9.1 | 0.9.1.x |
| mozilla / firefox | 1.0.4 | 1.0.4.x |
| mozilla / firefox | 1.0.7 | 1.0.7.x |
| mozilla / firefox | 0.10.1 | 0.10.1.x |
| mozilla / firefox | 0.9 | 0.9.x |
| mozilla / seamonkey | 1.0 | 1.0.x |
| mozilla / firefox | 1.0 | 1.0.x |
| mozilla / thunderbird | 1.5 | 1.5.x |
| mozilla / firefox | 1.0.1 | 1.0.1.x |
| mozilla / firefox | 1.0.6 | 1.0.6.x |
| mozilla / firefox | 1.0.3 | 1.0.3.x |
| mozilla / firefox | 0.9.3 | 0.9.3.x |
| mozilla / firefox | 0.9.2 | 0.9.2.x |
| mozilla / firefox | 0.9-rc | 0.9-rc.x |
| mozilla / firefox | 0.10 | 0.10.x |
| mozilla / firefox | 1.0.5 | 1.0.5.x |