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CVE-2026-87823

HIGH CVSS: 8.2 Published: 2026-09-09 Modified: 2026-09-09

Description

zstd-jni before 1.5.7-14 performs 32-bit signed bounds checks on three direct-ByteBuffer frame-size native methods, allowing out-of-bounds memory reads via negative or overflowing offsets. Attackers can supply negative offset values near Integer.MIN_VALUE to read unmapped memory, causing JVM termination or extracting arbitrary frame size data from unintended memory locations.

Affected Platforms

Unknown

Weakness Type

CWE-190

References