PT-2026-89056 · Git+2 · Zstd-Jni
CVE-2026-87877
·
Published
2026-08-16
·
Updated
2026-09-09
CVSS v3.1
7.7
High
| Vector | AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H |
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.
Exploit
Fix
Use After Free
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Weakness Enumeration
Related Identifiers
Affected Products
Zstd-Jni