| Package | Affected versions | Patched versions |
|---|---|---|
| firefox | < 45.5.0< 50.0 | 45.5.050.0 |
When the Mozilla Updater is run, if the Updater's log file in the working directory points to a hardlink, data can be appended to an arbitrary local file. This vulnerability requires local system access. Note: this issue only affects Windows operating systems. This vulnerability affects Firefox ESR < 45.5 and Firefox < 50.
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