RHSA-2023:0708 - Security Advisory

Topic

Release of OpenShift Serverless Client kn 1.27.0

Red Hat Product Security has rated this update as having a security impact of
Low. 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.

Description

Red Hat OpenShift Serverless Client kn 1.27.0 provides a CLI to interact with Red Hat OpenShift Serverless 1.27.0. The kn CLI is delivered as an RPM package for installation on RHEL platforms, and as binaries for non-Linux platforms.

Security Fix(es):

• golang: regexp/syntax: limit memory used by parsing regexps (CVE-2022-41715)
• golang: net/http: handle server errors after sending GOAWAY (CVE-2022-27664)
• golang: net/http/httputil: ReverseProxy should not forward unparseable query

parameters (CVE-2022-2880)

• golang: archive/tar: unbounded memory consumption when reading headers

(CVE-2022-2879)

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.

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

Affected Products

• Red Hat Openshift Serverless 1 x86_64
• Red Hat OpenShift Serverless for IBM Power, little endian 1 ppc64le
• Red Hat OpenShift Serverless for IBM Z and LinuxONE 1 s390x

Fixes

• BZ - 2124669 - CVE-2022-27664 golang: net/http: handle server errors after sending GOAWAY
• BZ - 2132867 - CVE-2022-2879 golang: archive/tar: unbounded memory consumption when reading headers
• BZ - 2132868 - CVE-2022-2880 golang: net/http/httputil: ReverseProxy should not forward unparseable query parameters
• BZ - 2132872 - CVE-2022-41715 golang: regexp/syntax: limit memory used by parsing regexps
• BZ - 2154756 - Release of Openshift Serverless Client 1.27.0

CVEs

• CVE-2022-2879
• CVE-2022-2880
• CVE-2022-27664
• CVE-2022-41715

References

• https://access.redhat.com/security/updates/classification/#moderate
• https://access.redhat.com/documentation/en-us/openshift_container_platform/4.8/html/serverless/index
• https://access.redhat.com/documentation/en-us/openshift_container_platform/4.9/html/serverless/index
• https://access.redhat.com/documentation/en-us/openshift_container_platform/4.10/html/serverless/index
• https://access.redhat.com/documentation/en-us/openshift_container_platform/4.11/html/serverless/index
• https://access.redhat.com/documentation/en-us/openshift_container_platform/4.12/html/serverless/index