Some of them have black shines and borders. It doesn't seem to happen with the PNGs.

Here is, for example, the corrupted cs-backgrounds icon in master.
And here is an example of the excesive dark borders side by side: SVG vs PNG. Here's an example of when that does not happen: SVG.
If this is fixed anytime they should be copied to cinnamon-settings-daemon because there exist a copy of the same corrupted SVGs from here.
Some of them have black shines and borders. It doesn't seem to happen with the PNGs.
Here is, for example, the corrupted
cs-backgroundsicon in master.And here is an example of the excesive dark borders side by side: SVG vs PNG. Here's an example of when that does not happen: SVG.
If this is fixed anytime they should be copied to
cinnamon-settings-daemonbecause there exist a copy of the same corrupted SVGs from here.