Home / mailings [RHSA-2023:4623-01] Important: Red Hat OpenShift Service Mesh 2.2.9 security update
Posted on 11 August 2023
RedHat===================================================================== Red Hat Security Advisory
Synopsis: Important: Red Hat OpenShift Service Mesh 2.2.9 security update
Advisory ID: RHSA-2023:4623-01
Product: Red Hat OpenShift Service Mesh
Advisory URL: https://access.redhat.com/errata/RHSA-2023:4623
Issue date: 2023-08-11
CVE Names: CVE-2023-27487 CVE-2023-27488 CVE-2023-27491
CVE-2023-27492 CVE-2023-27493 CVE-2023-27496
=====================================================================
1. Summary:
Red Hat OpenShift Service Mesh 2.2.9
Red Hat Product Security has rated this update as having a security impact
of Important. A Common Vulnerability Scoring System (CVSS) base score,
which gives a detailed severity rating, is available for each vulnerability
from the CVE link(s) in the References section.
2. Description:
Red Hat OpenShift Service Mesh is Red Hat's distribution of the Istio
service mesh project, tailored for installation into an OpenShift Container
Platform installation.
Security Fix(es):
* envoy: Client may fake the header `x-envoy-original-path`
(CVE-2023-27487)
* envoy: envoy doesn't escape HTTP header values (CVE-2023-27493)
* envoy: gRPC client produces invalid protobuf when an HTTP header with
non-UTF8 value is received (CVE-2023-27488)
* envoy: Envoy forwards invalid HTTP/2 and HTTP/3 downstream
(CVE-2023-27491)
* envoy: Crash when a large request body is processed in Lua filter
(CVE-2023-27492)
* envoy: Crash when a redirect url without a state param is received in the
oauth filter (CVE-2023-27496)
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.
3. Solution:
Before applying this update, make sure all previously released errata
relevant to your system have been applied.
For details on how to apply this update, refer to:
https://access.redhat.com/articles/11258
4. Bugs fixed (https://bugzilla.redhat.com/):
2179135 - CVE-2023-27487 envoy: Client may fake the header `x-envoy-original-path`
2179138 - CVE-2023-27491 envoy: Envoy forwards invalid HTTP/2 and HTTP/3 downstream
2179139 - CVE-2023-27492 envoy: Crash when a large request body is processed in Lua filter
2182155 - CVE-2023-27496 envoy: Crash when a redirect url without a state param is received in the oauth filter
2182156 - CVE-2023-27488 envoy: gRPC client produces invalid protobuf when an HTTP header with non-UTF8 value is received
2182158 - CVE-2023-27493 envoy: envoy doesn't escape HTTP header values
5. References:
https://access.redhat.com/security/cve/CVE-2023-27487
https://access.redhat.com/security/cve/CVE-2023-27488
https://access.redhat.com/security/cve/CVE-2023-27491
https://access.redhat.com/security/cve/CVE-2023-27492
https://access.redhat.com/security/cve/CVE-2023-27493
https://access.redhat.com/security/cve/CVE-2023-27496
https://access.redhat.com/security/updates/classification/#important
6. Contact:
The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/
Copyright 2023 Red Hat, Inc.
