← WebKit Silent-Fix Report — 2026-W25
e8902beae5 REGRESSION(315237@main) ANGLE: Metal: CopyTextureTestES3.VerifySourceLevelInBaseMaxRange,ChangeBaseLevel fails
severity medium
class OOB
confidence 0.50
ANGLE Metal
Primitive: wrong image-definition index in copySubTexture
Triage note: Using the wrong texture level/index for the destination image def could yield a size mismatch and OOB during copy; regression fix.
Triage note: Using the wrong texture level/index for the destination image def could yield a size mismatch and OOB during copy; regression fix.
Security-relevant, below the exploitable-grade bar for a full root-cause writeup. The triage verdict is above; the side-by-side patch is below.
Before / after
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