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Advisory severityHigh8.2Red Hat Linux

High [CVE-2026-90560] Denial of Service via out-of-bounds read in ZstdDictDecompress

This high-severity Red Hat Linux advisory covers CVE-2026-90560; related products: Exploit Intelligence, OpenShift Developer Tools and Services, Red Hat build of Apache Camel 4 for Quarkus 3.

Aggregated and source-linked by VulniPulse. Data sources, validation and limitations.

CVE-2026-90560 Source published Source updated

VulniPulse record published Record updated

CVE-2026-90560
Related products & platforms
Red Hat LinuxRed Hat Enterprise Linux
Open source advisory

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Summary

Denial of Service via out-of-bounds read in ZstdDictDecompress. Red Hat rates this important (CVSS 8.2).

Weakness: CWE-125. Red Hat lists fixing advisory RHSA-2026:71675 with package zstd-jni.

Affected products named by the advisory: Exploit Intelligence; OpenShift Developer Tools and Services; Red Hat build of Apache Camel 4 for Quarkus 3; Red Hat build of Apache Camel for Spring Boot 4; and 10 more.

Affected products named by the advisory: Red Hat build of Apicurio Registry 3; Red Hat build of Debezium 3; Red Hat build of Quarkus; Red Hat Ceph Storage 9; and 6 more.

Affected versions
  • 1.2.0
  • 1.5.7-13

Official advisory · high-confidence parse· fetched 15 days ago·verify at source

Fixed versions
  • zstd-jni
  • RHSA-2026:71675

Official advisory · high-confidence parse· fetched 15 days ago·verify at source

Mitigation checklist

Recommended fix / mitigation
  • Until a fixed update is available, applications should validate that dictionary offset and length values are non-negative and that the requested range does not exceed the dictionary array. Apply product updates containing zstd-jni 1.5.7-14 or a Red Hat backport of the fix when available.

Official advisory · high-confidence parse· fetched 15 days ago·verify at source

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