Merge pull request #56654 from nextcloud/backport/55981/stable32

artonge · web-flow · commit 04fad49a7219 · 2025-11-25T21:46:42.000+01:00
[stable32] fix(encryption): Increment `lastChunkNr` when size is off
diff --git a/lib/private/Files/Storage/Wrapper/Encryption.php b/lib/private/Files/Storage/Wrapper/Encryption.php
@@ -464,6 +464,7 @@ protected function fixUnencryptedSize(string $path, int $size, int $unencryptedS
 			if (strlen($lastChunkContentEncrypted) > $blockSize) {
 				$newUnencryptedSize += $unencryptedBlockSize;
 				$lastChunkContentEncrypted = substr($lastChunkContentEncrypted, $blockSize);
+				$lastChunkNr++;
 			}
 		}
 

Original file line number	Diff line number	Diff line change
`@@ -464,6 +464,7 @@ protected function fixUnencryptedSize(string $path, int $size, int $unencryptedS`
`464`	`464`	`if (strlen($lastChunkContentEncrypted) > $blockSize) {`
`465`	`465`	`$newUnencryptedSize += $unencryptedBlockSize;`
`466`	`466`	`$lastChunkContentEncrypted = substr($lastChunkContentEncrypted, $blockSize);`
	`467`	`+ $lastChunkNr++;`
`467`	`468`	`}`
`468`	`469`	`}`
`469`	`470`