early signals oss-security infra

CVE-2026-111108: Apache Kafka: Broker OutOfMemoryError via array allocation amplification in code-generated protocol readers

// AI summary

Apache Kafka versions 3.3.0 through 4.1.2, 4.2.0 through 4.2.1, and 4.3.0 through 4.3.1 have CVE-2026-111108, a broker OutOfMemoryError via array allocation amplification in protocol readers.

// from the source

Posted by Manikumar on Oct 28 Severity: important Affected versions: - Apache Kafka 3.3.0 through 4.1.2 - Apache Kafka 4.2.0 through 4.2.1 - Apache Kafka 4.3.0 through 4.3.1 Description: Apache Kafka s code-generated protocol readers pre-size an array s collection from the element count declared by the sender. That count is checked only against the bytes remaining in the request buffer, which assumes about one byte per element; because most elements need several...
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