If the change is so small, I don't see why they wouldn't be able to backport the fix? Don't upgrade firefox (and any dependencies), just fix the bug. As far as

If the change is so small, I don't see why they wouldn't be able to backport the fix? Don't upgrade firefox (and any dependencies), just fix the bug. As far as I understand, you cannot call it Firefox anymore if you deviate from upstream (which is understandable, because upstream doesn't want to get bug reports for custom changes): https://www.mozilla.org/en-US/foundation/trademarks/distribution-policy/ https://www.mozilla.org/en-US/foundation/trademarks/distribu...