| Package | Affected versions | Patched versions |
|---|---|---|
| firefox | < 52.1.0< 53.0 | 52.1.053.0 |
The internal feed reader APIs that crossed the sandbox barrier allowed for a sandbox escape and escalation of privilege if combined with another vulnerability that resulted in remote code execution inside the sandboxed process. This vulnerability affects Firefox ESR < 52.1 and Firefox < 53.
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