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libexpat: denial of service via crafted XML input

🗓️ 07 Oct 2026 01:12:53Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 3 Views

DoS in libexpat via crafted XML input with specific attribute patterns.

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Rows per page
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Hardened Imagesanyaarch64expat2.8.5-1.1.hum1expat-2.8.5-1.1.hum1.aarch64.rpm
Red Hat Hardened Imagesanys390xexpat2.8.5-1.1.hum1expat-2.8.5-1.1.hum1.s390x.rpm
Red Hat Hardened Imagesanyx86_64expat2.8.5-1.1.hum1expat-2.8.5-1.1.hum1.x86_64.rpm
Red Hat Hardened Imagesanyaarch64expat-devel2.8.5-1.1.hum1expat-devel-2.8.5-1.1.hum1.aarch64.rpm
Red Hat Hardened Imagesanys390xexpat-devel2.8.5-1.1.hum1expat-devel-2.8.5-1.1.hum1.s390x.rpm
Red Hat Hardened Imagesanyx86_64expat-devel2.8.5-1.1.hum1expat-devel-2.8.5-1.1.hum1.x86_64.rpm
Red Hat Hardened Imagesanyaarch64expat-static2.8.5-1.1.hum1expat-static-2.8.5-1.1.hum1.aarch64.rpm
Red Hat Hardened Imagesanys390xexpat-static2.8.5-1.1.hum1expat-static-2.8.5-1.1.hum1.s390x.rpm
Red Hat Hardened Imagesanyx86_64expat-static2.8.5-1.1.hum1expat-static-2.8.5-1.1.hum1.x86_64.rpm

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07 Oct 2026 14:08Current
6.4Medium risk
Vulners AI Score6.4
CVSS 3.12.9 - 7.5
EPSS0.00479
SSVC
CWE-407
libexpatdenial of serviceXML inputattribute name collisionsunix
3