High severity8.2OSV Advisory· Published Sep 9, 2026· Updated Sep 14, 2026
CVE-2026-87795
CVE-2026-87795
Description
zstd-jni versions before 1.5.7-14 fail to validate offset and length parameters in the ZstdDictCompress constructor, allowing out-of-bounds memory reads. Attackers can supply untrusted offset or length values to read native heap memory into the compression dictionary, typically causing JVM crashes.
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Affected products
2Patches
Vulnerability mechanics
References
7- github.com/luben/zstd-jni/blob/v1.5.7-13/src/main/java/com/github/luben/zstd/ZstdDictCompress.javanvd
- github.com/luben/zstd-jni/blob/v1.5.7-13/src/main/native/jni_fast_zstd.cnvd
- github.com/luben/zstd-jni/commit/0d64de4dee6606ff506be36c7f2e714ad0c80fdbnvd
- github.com/luben/zstd-jni/commit/1c4e5a6c3ce8458095225d987d669e6a0937734anvd
- github.com/luben/zstd-jni/releases/tag/v1.5.7-14nvd
- github.com/luben/zstd-jni/security/advisories/GHSA-ff36-7w3w-g8rmnvd
- www.vulncheck.com/advisories/zstd-jni-1.2.0-through-1.5.7-13-out-of-bounds-read-via-zstddictcompressnvd
News mentions
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