upstream/nextcloud
1
0
Fork 0
mirror of https://github.com/nextcloud/server.git synced 2026-06-13 18:50:47 -04:00
Code Issues Projects Releases Packages Wiki Activity Actions 7

Merge pull request #8752 from nextcloud/13-8112

Browse source 
[stable13] Fix integer overflow in ChunkingPlugin
This commit is contained in:
Morris Jobke 2018-03-09 11:23:28 +01:00 committed by GitHub
commit 0f1567d8fa
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
1 changed files with 4 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

5
apps/dav/lib/Upload/ChunkingPlugin.php
View file

@ -99,7 +99,10 @@ class ChunkingPlugin extends ServerPlugin {
return;
}
$actualSize = $this->sourceNode->getSize();
if ((int)$expectedSize !== $actualSize) {
// casted to string because cast to float cause equality for non equal numbers
// and integer has the problem of limited size on 32 bit systems
if ((string)$expectedSize !== (string)$actualSize) {
throw new BadRequest("Chunks on server do not sum up to $expectedSize but to $actualSize bytes");
}
}