High severity7.5NVD Advisory· Published Sep 12, 2026

CVE-2026-90559

Description

snappy-java through 1.1.10.8 contains an out-of-bounds write vulnerability in Snappy.uncompress(ByteBuffer, ByteBuffer) because destination buffer capacity is never validated against decompressed size. Attackers can supply valid compressed data that decompresses larger than the destination buffer, causing writes past buffer boundaries and JVM termination.

Affected products

xerial/Snappy Javareferences2 versions
(expand)+ 1 more
- (no CPE)
- (no CPE)range: <=1.1.10.8

Patches

Vulnerability mechanics

References

github.com/xerial/snappy-java/blob/v1.1.10.8/src/main/java/org/xerial/snappy/Snappy.javanvd
github.com/xerial/snappy-java/issues/728nvd
www.vulncheck.com/advisories/snappy-java-through-1.1.10.8-out-of-bounds-write-via-uncompressnvd

News mentions

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