(RHSA-2022:1275) Important: Red Hat OpenShift Service Mesh 2.1.2 security update

Red Hat OpenShift Service Mesh is Red Hat’s distribution of the Istio service
mesh project, tailored for installation into an on-premise OpenShift Container
Platform installation.

This advisory covers the RPM packages for the release.

Security Fix(es):

• envoy: Incorrect configuration handling allows mTLS session re-use without re-validation (CVE-2022-21654)

• envoy: Incorrect handling of internal redirects to routes with a direct response entry (CVE-2022-21655)

• istio: Unauthenticated control plane denial of service attack due to stack exhaustion (CVE-2022-24726)

• envoy: Null pointer dereference when using JWT filter safe_regex match (CVE-2021-43824)

• envoy: Use-after-free when response filters increase response data (CVE-2021-43825)

• envoy: Use-after-free when tunneling TCP over HTTP (CVE-2021-43826)

• envoy: Stack exhaustion when a cluster is deleted via Cluster Discovery Service (CVE-2022-23606)

• istio: unauthenticated control plane denial of service attack (CVE-2022-23635)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.