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yawkat LZ4 Java: LZ4FrameInputStream reallocates block buffers for every frame, allowing CPU and GC amplification from small inputs

🗓️ 07 Oct 2026 20:35:40Reported by GitHub Advisory DatabaseType 
github
 github
🔗 github.com👁 6 Views

LZ4FrameInputStream in lz4-java causes CPU and GC amplification via heap allocations.

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07 Oct 2026 20:35Current
6Medium risk
Vulners AI Score6
CVSS 3.15.3
EPSS0.00371
6