6.8 - RHSA-2019:0237

Problem Description:

An update for etcd is now available for Red Hat Enterprise Linux 7 Extras.

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.

2. Relevant releases/architectures:

Red Hat Enterprise Linux 7 Extras - aarch64, ppc64le, s390x, x86_64

3. Description:

The etcd packages provide a highly available key-value store for shared configuration.

The following packages have been upgraded to a later upstream version: etcd (3.3.11). (BZ#1664290)

Security Fix(es):

* etcd: Improper Authentication in auth/store.go:AuthInfoFromTLS() via gRPC-gateway (CVE-2018-16886)

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

Red Hat would like to thank Matt Wheeler (Osirium) for reporting this issue.

4. Solution:

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

5. Bugs fixed (https://bugzilla.redhat.com/):

1651034 - CVE-2018-16886 etcd: Improper Authentication in auth/store.go:AuthInfoFromTLS() via gRPC-gateway 1664290 - Update etcd to the latest relevant upstream for AH 7.6.2