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libxml2: libxml2: Arbitrary code execution in xmlcatalog utility via buffer overflow

🗓️ 30 Jun 2026 22:22:56Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 4 Views

Libxml2 xmlcatalog shell mode flaw causes stack overflows, memory corruption and code execution.

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OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Hardened Imagesanyaarch64libxml2-162.15.3-0.1.1.hum1libxml2-16-2.15.3-0.1.1.hum1.aarch64.rpm
Red Hat Hardened Imagesanyx86_64libxml2-162.15.3-0.1.1.hum1libxml2-16-2.15.3-0.1.1.hum1.x86_64.rpm

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20 Jul 2026 13:02Current
6.4Medium risk
Vulners AI Score6.4
CVSS 3.17.8
CVSS 41.8
EPSS0.00148
SSVC
4