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crypto/x509: golang: Denial of Service due to excessive resource consumption via crafted certificate

🗓️ 15 Jul 2026 09:55:31Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 12 Views

A crafted certificate may cause DoS via unbounded string concat in HostnameError.Error.

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Rows per page
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux9x86_64golang-github-openstack-k8s-operators-os-diff0.1.1-18.0.20260602234716.a95ae05.el9ostgolang-github-openstack-k8s-operators-os-diff-0.1.1-18.0.20260602234716.a95ae05.el9ost.x86_64.rpm

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21 Jul 2026 02:01Current
7High risk
Vulners AI Score7
CVSS 3.17.5
EPSS0.00459
SSVC
CWE-1050
go languagecrafted certificatehostname errorstring concatenationdenial of service
12