fixup! fix(core): validate start + size for buffer ops in more places

ErichDonGubler · ErichDonGubler · commit ab146025ec42 · 2026-02-17T21:19:28.000-05:00
diff --git a/wgpu-core/src/device/queue.rs b/wgpu-core/src/device/queue.rs
@@ -661,7 +661,7 @@ impl Queue {
             return Err(TransferError::UnalignedBufferOffset(buffer_offset));
         }
 
-        if buffer_offset >= buffer.size {
+        if buffer_offset > buffer.size {
             return Err(TransferError::BufferStartOffsetOverrun {
                 start_offset: buffer_offset,
                 buffer_size: buffer_size.get(),

Original file line number	Diff line number	Diff line change
`@@ -661,7 +661,7 @@ impl Queue {`
`661`	`661`	`return Err(TransferError::UnalignedBufferOffset(buffer_offset));`
`662`	`662`	`}`
`663`	`663`
`664`		`- if buffer_offset >= buffer.size {`
	`664`	`+ if buffer_offset > buffer.size {`
`665`	`665`	`return Err(TransferError::BufferStartOffsetOverrun {`
`666`	`666`	`start_offset: buffer_offset,`
`667`	`667`	`buffer_size: buffer_size.get(),`