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CVE-2026-71261

dr_wav.h W64 CUE Chunk Metadata Parsing Integer Overflow Leading to Heap Buffer Overflow on 32-bit Builds PUBLISHED

Description (CNA)

dr_libs dr_wav.h (all versions through current master) contains an integer overflow in W64 CUE chunk metadata parsing. In drwav__metadata_process_chunk, a stage-1 capacity estimate truncates the 64-bit W64 chunk sizeInBytes to size_t before dividing by DRWAV_CUE_POINT_BYTES; on 32-bit builds this truncation causes the pre-allocated extra metadata capacity to be computed incorrectly.

Affected (CNA)

Vendor / productVersions
mackron / dr_libsaffected 0 through *

CWE

CWE-190

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.