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.

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History

Sat, 12 Sep 2026 18:15:00 +0000

Type Values Removed Values Added
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.
Title snappy-java through 1.1.10.8 Out-of-Bounds Write via uncompress
First Time appeared Xerial
Xerial snappy-java
Weaknesses CWE-787
CPEs cpe:2.3:a:xerial:snappy-java:*:*:*:*:*:*:*:*
Vendors & Products Xerial
Xerial snappy-java
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

cvssV4_0

{'score': 8.7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N'}


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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-09-12T18:06:43.080Z

Reserved: 2026-09-12T11:13:43.326Z

Link: CVE-2026-90559

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-09-12T18:16:44.743

Modified: 2026-09-12T18:16:44.743

Link: CVE-2026-90559

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

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Weaknesses