Minecraft wiki entry for Development_versions, associated text: MC-118134 – Item frame texture as an item uses texture of oak planks.
MC-137950 – Signs textures do not correspond to the actual texture of their handle.
MC-142385 – Campfire texture has one pixel extending into hotbar outline.
MC-148182 – The zombie villager "profession" texture uses villager-skin-colored pixels.
MC-152506 – Wither skull projectile has faces with old texture.
MC-160256 – Texture of door items does not match the blocks.
MC-166508 – Glitchy chunk rendering since 1.15 pre-release 2.
MC-173339 – Comparators lit base texture is incorrect.
MC-203155 – Enchanting table GUI uses old lapis texture.
MC-225949 – Parity issue: Different Bedrock and Java sign items textures.
MC-226313 – Lava can generate floating in caves.
MC-227398 – Misplaced pixel on cave vines texture.
MC-230302 – Glow item frame item texture is missing two pixels.