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https://issues.apache.org/jira/browse/KAFKA-19951?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=18042312#comment-18042312
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Gaurav Narula commented on KAFKA-19951:
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{quote}Looking at the LZ4Factory.fastestInstance() method, it should return the
native implementation, not the Java implementation, on all platforms where the
JNI bindings are available.
{quote}
I think that's largely true, except in some circumstances where users are using
custom class loaders
[[0]|https://github.com/lz4/lz4-java/commit/9e3c4aa2bfdee0fbd0ddcdcf11cb2aec7a847c99]
> switch lz4-java to at.yawk.lz4 version due to CVE
> -------------------------------------------------
>
> Key: KAFKA-19951
> URL: https://issues.apache.org/jira/browse/KAFKA-19951
> Project: Kafka
> Issue Type: Bug
> Components: compression
> Reporter: PJ Fanning
> Priority: Major
>
> https://sites.google.com/sonatype.com/vulnerabilities/cve-2025-12183
> https://github.com/search?q=repo%3Aapache%2Fkafka%20lz4-java&type=code
> The fork jar is a drop in replacement (same package name as the original jar)
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