Ubuntu Security Notice 6901-1 - It was discovered that stunnel did not properly validate client certificates when configured to use both the redirect and verifyChain options. A remote attacker could potentially use this issue to obtain sensitive information by accessing the tunneled service.
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Gentoo Linux Security Advisory 202105-2 - Stunnel was not properly verifying TLS certificates, possibly allowing an integrity/confidentiality compromise. Versions less than 5.58 are affected.
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Red Hat Security Advisory 2021-0719-01 - Red Hat Advanced Cluster Management for Kubernetes 2.0.8 images. Red Hat Advanced Cluster Management for Kubernetes provides the capabilities to address common challenges that administrators and site reliability engineers face as they work across a range of public and private cloud environments. Clusters and applications are all visible and managed from a single console—with security policy built in. This advisory contains the container images for Red Hat Advanced Cluster Management for Kubernetes, which resolve some security issues and bugs.
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Red Hat Security Advisory 2021-0619-01 - Stunnel is a wrapper for network connections. It can be used to tunnel an unencrypted network connection over an encrypted connection or to provide an encrypted means of connecting to services that do not natively support encryption.
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Red Hat Security Advisory 2021-0618-01 - Stunnel is a wrapper for network connections. It can be used to tunnel an unencrypted network connection over an encrypted connection or to provide an encrypted means of connecting to services that do not natively support encryption.
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Red Hat Security Advisory 2021-0620-01 - Stunnel is a wrapper for network connections. It can be used to tunnel an unencrypted network connection over an encrypted connection or to provide an encrypted means of connecting to services that do not natively support encryption.
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