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OSV-2022-571

Use-of-uninitialized-value in LZ4_compress_fast_extState_fastReset

No scoreFix available

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=48993

Crash type: Use-of-uninitialized-value
Crash state:
LZ4_compress_fast_extState_fastReset
LZ4F_compressBlock
LZ4F_compressUpdateImpl

What each source reports

OSV No score

Use-of-uninitialized-value in LZ4_compress_fast_extState_fastReset

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=48993

Crash type: Use-of-uninitialized-value
Crash state:
LZ4_compress_fast_extState_fastReset
LZ4F_compressBlock
LZ4F_compressUpdateImpl
Record
OSV-2022-571
Updated
2026-11-02

Affected packages

Affected packages
PackageAffectedFixed
lz4
OSS-Fuzz
Commit ranges
Not evaluated

Not evaluated means the source gave git commits or a range we can't read, so we can't tell which releases are affected. A fixed version beside it is the source’s own claim.

History

History
RecordedChangedSources
first indexedOSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

OSV-2022-571 is a vulnerability with no CVSS score yet in lz4, published July 11, 2022. No source lists public exploit code. A source reports a fix.

References

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