> We are incorrectly passing source offset to ImageInputStream.readFully() 
> which is getting used on destination buffer. streamPos maintained in each 
> implementation of stream maintain's appropriate source offset while reading 
> the data. Since we are completely utilizing destination buffer any offset 
> greater than 0 would cause IOOBE. In our case we should use 0 as offset value.
> 
> Also to hit this code we need stream/file with at-least 1MB of IFD data, 
> that's why there is no regression test. This change can be verified using 
> image attached in JBS. All test run is green.

Jayathirth D V has updated the pull request incrementally with one additional 
commit since the last revision:

  Added regression test

-------------

Changes:
  - all: https://git.openjdk.java.net/jdk/pull/4836/files
  - new: https://git.openjdk.java.net/jdk/pull/4836/files/81d54f09..9c7e113c

Webrevs:
 - full: https://webrevs.openjdk.java.net/?repo=jdk&pr=4836&range=01
 - incr: https://webrevs.openjdk.java.net/?repo=jdk&pr=4836&range=00-01

  Stats: 76 lines in 1 file changed: 76 ins; 0 del; 0 mod
  Patch: https://git.openjdk.java.net/jdk/pull/4836.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/4836/head:pull/4836

PR: https://git.openjdk.java.net/jdk/pull/4836

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