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crypto/x509: crypto/tls: golang: Go: Denial of Service vulnerability in certificate chain building

šŸ—“ļøĀ 26 May 2026Ā 03:25:35Reported byĀ RedHatTypeĀ 
redhat
Ā redhatšŸ”—Ā access.redhat.comšŸ‘Ā 18Ā Views

Go crypto/x509 and crypto/tls may DoS due to excessive intermediate certificates in chain building.

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OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux10.0aarch64podman6:5.4.0-15.el10_0.2podman-6:5.4.0-15.el10_0.2.aarch64.rpm
Red Hat Enterprise Linux10.0ppc64lepodman6:5.4.0-15.el10_0.2podman-6:5.4.0-15.el10_0.2.ppc64le.rpm
Red Hat Enterprise Linux10.0s390xpodman6:5.4.0-15.el10_0.2podman-6:5.4.0-15.el10_0.2.s390x.rpm
Red Hat Enterprise Linux10.0x86_64podman6:5.4.0-15.el10_0.2podman-6:5.4.0-15.el10_0.2.x86_64.rpm
Red Hat Enterprise Linux10.0aarch64podman-debuginfo6:5.4.0-15.el10_0.2podman-debuginfo-6:5.4.0-15.el10_0.2.aarch64.rpm
Red Hat Enterprise Linux10.0ppc64lepodman-debuginfo6:5.4.0-15.el10_0.2podman-debuginfo-6:5.4.0-15.el10_0.2.ppc64le.rpm
Red Hat Enterprise Linux10.0s390xpodman-debuginfo6:5.4.0-15.el10_0.2podman-debuginfo-6:5.4.0-15.el10_0.2.s390x.rpm
Red Hat Enterprise Linux10.0x86_64podman-debuginfo6:5.4.0-15.el10_0.2podman-debuginfo-6:5.4.0-15.el10_0.2.x86_64.rpm
Red Hat Enterprise Linux10.0aarch64podman-debugsource6:5.4.0-15.el10_0.2podman-debugsource-6:5.4.0-15.el10_0.2.aarch64.rpm
Red Hat Enterprise Linux10.0ppc64lepodman-debugsource6:5.4.0-15.el10_0.2podman-debugsource-6:5.4.0-15.el10_0.2.ppc64le.rpm
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15 Jul 2026 20:46Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.17.5
EPSS0.00615
SSVC
CWE-770
denial of serviceexcessive intermediate certificatescertificate chain buildingintermediate certificatesgo standard library
18