CVE-2016-9596

Severity: medium (CVSS 6.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2018-08-16 · updated 2026-06-17
Weakness: CWE-400

Description

libxml2, as used in Red Hat JBoss Core Services and when in recovery mode, allows context-dependent attackers to cause a denial of service (stack consumption) via a crafted XML document. NOTE: this vulnerability exists because of an incorrect fix for CVE-2016-3627.

Affected products

RedHat Jboss Core Services: all versions
xmlsoft libxml2: before 2.9.4 — fixed in 2.9.4

How to fix

Upgrade to a fixed version: xmlsoft libxml2 2.9.4. Check the vendor advisory for mitigations.

References

https://bugzilla.redhat.com/show_bug.cgi?id=1408302
https://bugzilla.redhat.com/show_bug.cgi?id=1408302

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