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openssl: Excessive time spent checking DH keys and parameters

🗓️ 10 Jan 2024 16:37:15Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 6 Views

OpenSSL DH check flaw causes long validation time for untrusted DH keys, risking denial of service.

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Rows per page
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux8.8aarch64openssl1:1.1.1k-12.el8_8openssl-1:1.1.1k-12.el8_8.aarch64.rpm
Red Hat Enterprise Linux8.8ppc64leopenssl1:1.1.1k-12.el8_8openssl-1:1.1.1k-12.el8_8.ppc64le.rpm
Red Hat Enterprise Linux8.8s390xopenssl1:1.1.1k-12.el8_8openssl-1:1.1.1k-12.el8_8.s390x.rpm
Red Hat Enterprise Linux8.8x86_64openssl1:1.1.1k-12.el8_8openssl-1:1.1.1k-12.el8_8.x86_64.rpm
Red Hat Enterprise Linux8.8aarch64openssl-debuginfo1:1.1.1k-12.el8_8openssl-debuginfo-1:1.1.1k-12.el8_8.aarch64.rpm
Red Hat Enterprise Linux8.8i686openssl-debuginfo1:1.1.1k-12.el8_8openssl-debuginfo-1:1.1.1k-12.el8_8.i686.rpm
Red Hat Enterprise Linux8.8ppc64leopenssl-debuginfo1:1.1.1k-12.el8_8openssl-debuginfo-1:1.1.1k-12.el8_8.ppc64le.rpm
Red Hat Enterprise Linux8.8s390xopenssl-debuginfo1:1.1.1k-12.el8_8openssl-debuginfo-1:1.1.1k-12.el8_8.s390x.rpm
Red Hat Enterprise Linux8.8x86_64openssl-debuginfo1:1.1.1k-12.el8_8openssl-debuginfo-1:1.1.1k-12.el8_8.x86_64.rpm
Red Hat Enterprise Linux8.8aarch64openssl-debugsource1:1.1.1k-12.el8_8openssl-debugsource-1:1.1.1k-12.el8_8.aarch64.rpm
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05 Jul 2026 17:22Current
6.7Medium risk
Vulners AI Score6.7
CVSS 3.15.3
EPSS0.05533
SSVC
CWE-400
OpenSSLDiffie Hellman keysDiffie Hellman parametersKey checksUntrusted sourcesDenial of service
6