org.lz4:lz4-java@1.8.1 vulnerabilities

  • latest version

    1.8.1

  • first published

    8 years ago

  • latest version published

    2 months ago

  • licenses detected

  • package registry

  • Direct Vulnerabilities

    Known vulnerabilities in the org.lz4:lz4-java package. This does not include vulnerabilities belonging to this package’s dependencies.

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    VulnerabilityVulnerable Version
    • H
    Insertion of Sensitive Information Into Sent Data

    org.lz4:lz4-java is a Java port of the LZ4 compression algorithm and the xxHash hashing algorithm.

    Affected versions of this package are vulnerable to Insertion of Sensitive Information Into Sent Data in the decompression process when the output buffer is reused without being cleared. An attacker can access sensitive information from previous buffer contents by providing crafted compressed input.

    Note:

    • JNI implementations are not vulnerable.
    • LZ4Factory.safeInstance(), LZ4Factory.unsafeInstance(), and LZ4Factory.fastestJavaInstance() are all vulnerable.
    • nativeInstance().fastDecompressor() is vulnerable but nativeInstance().safeDecompressor() is not.
    • This vulnerability is distinct from the one described in CVE-2025-12183, and was discovered during follow-up research.

    How to fix Insertion of Sensitive Information Into Sent Data?

    There is no fixed version for org.lz4:lz4-java.

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