RHSA-2022:2217 - Security Advisory

Topic

Openshift Logging Bug Fix Release (5.3.7)

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

Openshift Logging Bug Fix Release (5.3.7)

Security Fix(es):

• kubeclient: kubeconfig parsing error can lead to MITM attacks (CVE-2022-0759)
• netty-codec: Bzip2Decoder doesn't allow setting size restrictions for decompressed data (CVE-2021-37136)
• netty-codec: SnappyFrameDecoder doesn't restrict chunk length and may buffer skippable chunks in an unnecessary way (CVE-2021-37137)
• netty: control chars in header names may lead to HTTP request smuggling (CVE-2021-43797)
• prometheus/client_golang: Denial of service using InstrumentHandlerCounter (CVE-2022-21698)

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

For OpenShift Container Platform 4.10 see the following documentation, which will be updated shortly for this release, for important instructions on how to upgrade your cluster and fully apply this errata update:

https://docs.openshift.com/container-platform/4.10/release_notes/ocp-4-10-release-notes.html

For Red Hat OpenShift Logging 5.3, see the following instructions to apply this update:

https://docs.openshift.com/container-platform/4.7/logging/cluster-logging-upgrading.html

Affected Products

• Red Hat OpenShift Container Platform 4.8 for RHEL 8 x86_64

Fixes

• BZ - 2004133 - CVE-2021-37136 netty-codec: Bzip2Decoder doesn't allow setting size restrictions for decompressed data
• BZ - 2004135 - CVE-2021-37137 netty-codec: SnappyFrameDecoder doesn't restrict chunk length and may buffer skippable chunks in an unnecessary way
• BZ - 2031958 - CVE-2021-43797 netty: control chars in header names may lead to HTTP request smuggling
• BZ - 2045880 - CVE-2022-21698 prometheus/client_golang: Denial of service using InstrumentHandlerCounter
• BZ - 2058404 - CVE-2022-0759 kubeclient: kubeconfig parsing error can lead to MITM attacks
• LOG-2334 - [release-5.3] Events listing out of order in Kibana 6.8.1
• LOG-2450 - http.max_header_size set to 128kb causes communication with elasticsearch to stop working
• LOG-2481 - EO shouldn't grant cluster-wide permission to system:serviceaccount:openshift-monitoring:prometheus-k8s when ES cluster is deployed. [openshift-logging 5.3]

CVEs

• CVE-2018-25032
• CVE-2021-4028
• CVE-2021-37136
• CVE-2021-37137
• CVE-2021-43797
• CVE-2022-0759
• CVE-2022-0778
• CVE-2022-1154
• CVE-2022-1271
• CVE-2022-21426
• CVE-2022-21434
• CVE-2022-21443
• CVE-2022-21476
• CVE-2022-21496
• CVE-2022-21698
• CVE-2022-25636

References

• https://access.redhat.com/security/updates/classification/#moderate