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

🗓️ 19 Mar 2026 07:51:30Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 10 Views

A crafted certificate can cause denial of service in Go via unbounded string concatenation in HostnameError.Error().

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Refs
ReporterTitlePublishedViews
Family
RedhatCVE		CVE-2025-61729
11 Dec 202504:50
–redhatcve
RedHat Linux		Important: Red Hat Security Advisory: grafana security update
5 Mar 202612:15
–redhat
RedHat Linux		crypto/x509: golang: Denial of Service due to excessive resource consumption via crafted certificate
5 Mar 202612:15
–redhat
RedHat Linux		Important: Red Hat Security Advisory: grafana security update
5 Mar 202612:20
–redhat
RedHat Linux		crypto/x509: golang: Denial of Service due to excessive resource consumption via crafted certificate
5 Mar 202612:20
–redhat
RedHat Linux		Important: Red Hat Security Advisory: Red Hat OpenShift GitOps v1.19.2 security update
5 Mar 202612:07
–redhat
RedHat Linux		Important: Red Hat Security Advisory: OpenShift Container Platform 4.18.35 bug fix and security update
11 Mar 202604:27
–redhat
RedHat Linux		Important: Red Hat Security Advisory: git-lfs security update
5 Mar 202616:42
–redhat
RedHat Linux		crypto/x509: golang: Denial of Service due to excessive resource consumption via crafted certificate
5 Mar 202616:42
–redhat
RedHat Linux		Important: Red Hat Security Advisory: git-lfs security update
5 Mar 202617:28
–redhat
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OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux8aarch64containernetworking-plugins1:1.4.0-7.rhaos4.16.el8containernetworking-plugins-1:1.4.0-7.rhaos4.16.el8.aarch64.rpm
Red Hat Enterprise Linux8ppc64lecontainernetworking-plugins1:1.4.0-7.rhaos4.16.el8containernetworking-plugins-1:1.4.0-7.rhaos4.16.el8.ppc64le.rpm
Red Hat Enterprise Linux8s390xcontainernetworking-plugins1:1.4.0-7.rhaos4.16.el8containernetworking-plugins-1:1.4.0-7.rhaos4.16.el8.s390x.rpm
Red Hat Enterprise Linux8x86_64containernetworking-plugins1:1.4.0-7.rhaos4.16.el8containernetworking-plugins-1:1.4.0-7.rhaos4.16.el8.x86_64.rpm
Red Hat Enterprise Linux8aarch64containernetworking-plugins-debuginfo1:1.4.0-7.rhaos4.16.el8containernetworking-plugins-debuginfo-1:1.4.0-7.rhaos4.16.el8.aarch64.rpm
Red Hat Enterprise Linux8ppc64lecontainernetworking-plugins-debuginfo1:1.4.0-7.rhaos4.16.el8containernetworking-plugins-debuginfo-1:1.4.0-7.rhaos4.16.el8.ppc64le.rpm
Red Hat Enterprise Linux8s390xcontainernetworking-plugins-debuginfo1:1.4.0-7.rhaos4.16.el8containernetworking-plugins-debuginfo-1:1.4.0-7.rhaos4.16.el8.s390x.rpm
Red Hat Enterprise Linux8x86_64containernetworking-plugins-debuginfo1:1.4.0-7.rhaos4.16.el8containernetworking-plugins-debuginfo-1:1.4.0-7.rhaos4.16.el8.x86_64.rpm
Red Hat Enterprise Linux8aarch64containernetworking-plugins-debugsource1:1.4.0-7.rhaos4.16.el8containernetworking-plugins-debugsource-1:1.4.0-7.rhaos4.16.el8.aarch64.rpm
Red Hat Enterprise Linux8ppc64lecontainernetworking-plugins-debugsource1:1.4.0-7.rhaos4.16.el8containernetworking-plugins-debugsource-1:1.4.0-7.rhaos4.16.el8.ppc64le.rpm
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17 Jul 2026 09:22Current
6.7Medium risk
Vulners AI Score6.7
CVSS 3.17.5
EPSS0.00459
SSVC
CWE-1050
crafted certificatedenial of servicego languagehostname errorunbounded string concatenation
10