ID 585554 - Mirroring a Roto node, with Show Overscan enabled in the Viewer, displays the bezier shape in the wrong place

Problem summary
Mirroring a Roto node, with Show Overscan enabled in the Viewer, displays the bezier shape in the wrong place.
 
Customer reported version
Nuke 13.2v6
 
Customer reported platform
Ubuntu
 
Steps to reproduce
 
1) Open Nuke.
 
2) Right click in the Viewer > check Show Overscan.
 
3) Create a Roto node and draw a roto shape in the Viewer.
 
4) Press A in the Viewer to view the alpha channel.
 

 
5) Add a Mirror node downstream of the Roto.
 
6) In the Mirror node's Properties, check either vertical (flip):
 

 
Or horizontal (flop):
 

 
Expected behaviour
The Bezier shape should be displayed in the correct place.
 
Actual behaviour
Mirroring a Roto node, with Show Overscan enabled, displays the bezier shape offset from the  
 
Workaround
Unknown.
 
Reproduced by support
This bug has been reproduced in:
Nuke 15.1v2 - Windows 11 - macOS 12
Nuke 12.0v1 - Windows 11 - macOS 12
 
Earliest version tested
Nuke 12.0v1
- This issue appears to be in all tested versions of the product