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openssl: Out-of-bounds read & write in RFC 3211 KEK Unwrap

🗓️ 19 May 2026 09:12:32Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 11 Views

OpenSSL CMS flaw allows out-of-bounds read/write in RFC 3211 unwrap, risking memory corruption and potential code execution.

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Rows per page
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux10.2anyedk2-aarch640:20250822-4.el10.noarchedk2-aarch64-0:20250822-4.el10.noarch.noarch.rpm
Red Hat Enterprise Linux10.2aarch64edk2-debugsource0:20250822-4.el10edk2-debugsource-0:20250822-4.el10.aarch64.rpm
Red Hat Enterprise Linux10.2x86_64edk2-debugsource0:20250822-4.el10edk2-debugsource-0:20250822-4.el10.x86_64.rpm
Red Hat Enterprise Linux10.2anyedk2-ovmf0:20250822-4.el10.noarchedk2-ovmf-0:20250822-4.el10.noarch.noarch.rpm
Red Hat Enterprise Linux10.2aarch64edk2-tools0:20250822-4.el10edk2-tools-0:20250822-4.el10.aarch64.rpm
Red Hat Enterprise Linux10.2x86_64edk2-tools0:20250822-4.el10edk2-tools-0:20250822-4.el10.x86_64.rpm
Red Hat Enterprise Linux10.2aarch64edk2-tools-debuginfo0:20250822-4.el10edk2-tools-debuginfo-0:20250822-4.el10.aarch64.rpm
Red Hat Enterprise Linux10.2x86_64edk2-tools-debuginfo0:20250822-4.el10edk2-tools-debuginfo-0:20250822-4.el10.x86_64.rpm
Red Hat Enterprise Linux10.2anyedk2-tools-doc0:20250822-4.el10.noarchedk2-tools-doc-0:20250822-4.el10.noarch.noarch.rpm

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08 Jul 2026 19:02Current
6.8Medium risk
Vulners AI Score6.8
CVSS 3.17.5
EPSS0.01744
SSVC
CWE-787
OpenSSL CMS vulnerabilityMemory corruptionDenial of servicePassword based encryption
11