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crypto/x509: golang: golang crypto/x509: Denial of Service via excessive processing of DNS SAN entries

🗓️ 01 Jul 2026 18:46:15Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 5 Views

DoS in crypto x509 arises from excessive DNS subject alternative name processing during verification.

Related
Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux10.2aarch64opentelemetry-collector0:0.152.1-1.el10_2opentelemetry-collector-0:0.152.1-1.el10_2.aarch64.rpm
Red Hat Enterprise Linux10.2ppc64leopentelemetry-collector0:0.152.1-1.el10_2opentelemetry-collector-0:0.152.1-1.el10_2.ppc64le.rpm
Red Hat Enterprise Linux10.2s390xopentelemetry-collector0:0.152.1-1.el10_2opentelemetry-collector-0:0.152.1-1.el10_2.s390x.rpm
Red Hat Enterprise Linux10.2x86_64opentelemetry-collector0:0.152.1-1.el10_2opentelemetry-collector-0:0.152.1-1.el10_2.x86_64.rpm

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07 Jul 2026 11:41Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.17.5
EPSS0.00904
SSVC
5