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Posted to commits@pdfbox.apache.org by ti...@apache.org on 2020/12/13 18:59:21 UTC
svn commit: r1884389 -
/pdfbox/branches/2.0/fontbox/src/main/java/org/apache/fontbox/cff/DataInput.java
Author: tilman
Date: Sun Dec 13 18:59:21 2020
New Revision: 1884389
URL: http://svn.apache.org/viewvc?rev=1884389&view=rev
Log:
PDFBOX-4892: avoid NegativeArraySizeException
Modified:
pdfbox/branches/2.0/fontbox/src/main/java/org/apache/fontbox/cff/DataInput.java
Modified: pdfbox/branches/2.0/fontbox/src/main/java/org/apache/fontbox/cff/DataInput.java
URL: http://svn.apache.org/viewvc/pdfbox/branches/2.0/fontbox/src/main/java/org/apache/fontbox/cff/DataInput.java?rev=1884389&r1=1884388&r2=1884389&view=diff
==============================================================================
--- pdfbox/branches/2.0/fontbox/src/main/java/org/apache/fontbox/cff/DataInput.java (original)
+++ pdfbox/branches/2.0/fontbox/src/main/java/org/apache/fontbox/cff/DataInput.java Sun Dec 13 18:59:21 2020
@@ -179,6 +179,10 @@ public class DataInput
*/
public byte[] readBytes(int length) throws IOException
{
+ if (length < 0)
+ {
+ throw new IOException("length is negative");
+ }
if (inputBuffer.length - bufferPosition < length)
{
throw new EOFException();