To reproduce, place a piston (any type, any direction), extend it and break it by the piston head. Observe the texture by the piston body. See attached screenshots.
Linked issues
duplicates 1
Attachments
Comments 2
Related to, if not duplicate of, MC-68666.
Confirmed for
1.8.5 the breaking animation switches very quickly and causes the piston head to get red and even yellow at some parts