CVE-2026-87877 — zstd-jni 1.3.8-4 through 1.5.7-13 Use-After-Free via Setters Called After close()
zstd-jni versions before 1.5.7-14 fail to validate closed state in setDict, setLongMax, setLevel and setRefMultipleDDicts methods of stream classes. Attackers can call these met…
Published: 2026-09-09 · CVSS: 7.0 · CVSS 4.0
zstd-jni versions before 1.5.7-14 fail to validate closed state in setDict, setLongMax, setLevel and setRefMultipleDDicts methods of stream classes. Attackers can call these methods on closed streams to write through freed native pointers, corrupting unrelated objects or crashing the JVM.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7