REDHAT-BUG-2243805
First published: Fri Oct 13 2023(Updated: )
A memory corruption issue was found in JDK-21 on x86_64 with AVX-512. The issue seems to be caused by the calling of the super class's "Ideal()" method in "LoadVectorMaskedNode::Ideal()". Reference: <a href="https://mail.openjdk.org/pipermail/hotspot-compiler-dev/2023-September/068447.html">https://mail.openjdk.org/pipermail/hotspot-compiler-dev/2023-September/068447.html</a>
| Affected Software | Affected Version | How to fix |
|---|---|---|
| OpenJDK |
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Reference Links
- https://mail.openjdk.org/pipermail/hotspot-compiler-dev/2023-September/068447.html
- https://access.redhat.com/errata/RHSA-2023:5747
- https://access.redhat.com/errata/RHSA-2023:5750
- https://access.redhat.com/errata/RHSA-2023:5752
- https://access.redhat.com/errata/RHSA-2023:5753
- https://access.redhat.com/errata/RHSA-2023:5746
- https://access.redhat.com/errata/RHSA-2023:5745
- https://access.redhat.com/errata/RHSA-2023:5751
- https://github.com/openjdk/jdk17u/commit/c2bd1ee67db35fddedc6c30302ecbf241d0b788c
- https://www.oracle.com/security-alerts/cpuoct2023.html#AppendixJAVA
- https://www.oracle.com/java/technologies/javase/8u391-perf-relnotes.html
- https://www.oracle.com/java/technologies/javase/17-0-9-relnotes.html
- https://www.oracle.com/java/technologies/javase/21-0-1-relnotes.html
- https://access.redhat.com/errata/RHSA-2023:6738
- https://access.redhat.com/errata/RHSA-2023:6887
- https://bugzilla.redhat.com/show_bug.cgi?id=2243805
Frequently Asked Questions
What is the severity of REDHAT-BUG-2243805?
The severity of REDHAT-BUG-2243805 is classified as high due to the memory corruption issue that can lead to potential security risks.
How do I fix REDHAT-BUG-2243805?
To fix REDHAT-BUG-2243805, you should update the OpenJDK package to the latest version that addresses this vulnerability.
Which versions of OpenJDK are affected by REDHAT-BUG-2243805?
REDHAT-BUG-2243805 affects OpenJDK JDK-21 on x86_64 architecture with AVX-512 support.
What is the cause of the vulnerability REDHAT-BUG-2243805?
The cause of the vulnerability REDHAT-BUG-2243805 is a memory corruption issue triggered by the Ideal() method in LoadVectorMaskedNode::Ideal().
Is there a patch available for REDHAT-BUG-2243805?
Yes, a patch addressing REDHAT-BUG-2243805 is available as part of the regular updates for affected OpenJDK versions.
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