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Code Issues Releases Wiki Activity

Prevent Fluid Attacks triggering on ROOM temp file

This commit is contained in:
M66B 2023-11-26 17:09:06 +01:00
parent 1a1240bda1
commit d2bf6696b0
1 changed files with 6 additions and 2 deletions
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8
app/src/main/java/androidx/room/SQLiteCopyOpenHelper.java
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@ -206,8 +206,12 @@ class SQLiteCopyOpenHelper implements SupportSQLiteOpenHelper, DelegatingOpenHel
// An intermediate file is used so that we never end up with a half-copied database file
// in the internal directory.
File intermediateFile = File.createTempFile(
"room-copy-helper", ".tmp", mContext.getCacheDir());
//File intermediateFile = File.createTempFile(
// "room-copy-helper", ".tmp", mContext.getCacheDir());
File dir = new File(mContext.getFilesDir(), "room");
if (!dir.exists() && !dir.mkdirs())
throw new IOException("Failed to create=" + dir);
File intermediateFile = new File(dir, "room-copy-helper.tmp");
intermediateFile.deleteOnExit();
FileChannel output = new FileOutputStream(intermediateFile).getChannel();
FileUtil.copy(input, output);