REDHAT-BUG-1502649
First published: Mon Oct 16 2017(Updated: )
It was discovered that the implementation of multiple classes in the Serialization component of OpenJDK did not limit the amount of memory allocated when creating object instances from a serialized form. A specially-crafted input could cause a Java application to use an excessive amount of memory when deserialized.
| Affected Software | Affected Version | How to fix |
|---|---|---|
| OpenJDK |
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Reference Links
- http://www.oracle.com/technetwork/java/javase/9-0-1-relnotes-3883752.html
- http://www.oracle.com/technetwork/java/javase/8u151-relnotes-3850493.html
- http://www.oracle.com/technetwork/java/javaseproducts/documentation/javase7supportreleasenotes-1601161.html#R170_161
- http://www.oracle.com/technetwork/java/javase/documentation/overview-156328.html#R160_171
- http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html#AppendixJAVA
- http://hg.openjdk.java.net/jdk8u/jdk8u/jdk/rev/4b8d4f91a480
- https://access.redhat.com/errata/RHSA-2017:2998
- https://access.redhat.com/errata/RHSA-2017:2999
- https://access.redhat.com/errata/RHSA-2017:3047
- https://access.redhat.com/errata/RHSA-2017:3046
- https://access.redhat.com/errata/RHSA-2017:3264
- https://access.redhat.com/errata/RHSA-2017:3267
- https://access.redhat.com/errata/RHSA-2017:3268
- https://access.redhat.com/errata/RHSA-2017:3392
- https://access.redhat.com/errata/RHSA-2017:3453
- https://bugzilla.redhat.com/show_bug.cgi?id=1502649
Frequently Asked Questions
What is the severity of REDHAT-BUG-1502649?
The severity of REDHAT-BUG-1502649 is classified as high due to its potential impact on memory allocation.
How do I fix REDHAT-BUG-1502649?
To fix REDHAT-BUG-1502649, update to the latest version of OpenJDK that includes the necessary patches.
What causes REDHAT-BUG-1502649?
REDHAT-BUG-1502649 is caused by the lack of memory allocation limits in the Serialization component of OpenJDK when handling specially-crafted input.
What versions of OpenJDK are affected by REDHAT-BUG-1502649?
Versions of OpenJDK prior to the latest fixed release may be affected by REDHAT-BUG-1502649.
How can REDHAT-BUG-1502649 impact my application?
REDHAT-BUG-1502649 can lead to excessive memory consumption and potential application crashes.
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