RedHat: RHSA-2021-3487:01 Moderate: Red Hat OpenStack Platform 16.2 (etcd)
Summary
A highly-available key value store for shared configuration
Security Fix(es):
* net/http: panic in ReadRequest and ReadResponse when reading a very large
header (CVE-2021-31525)
* golang: net: lookup functions may return invalid host names
(CVE-2021-33195)
* golang: net/http/httputil: ReverseProxy forwards connection headers if
first one is empty (CVE-2021-33197)
* golang: math/big.Rat: may cause a panic or an unrecoverable fatal error
if passed inputs with very large exponents (CVE-2021-33198)
For more details about the security issue(s), including the impact, a CVSS
score, acknowledgments, and other related information, refer to the CVE
page listed in the References section.
Summary
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
References
https://access.redhat.com/security/cve/CVE-2021-31525 https://access.redhat.com/security/cve/CVE-2021-33195 https://access.redhat.com/security/cve/CVE-2021-33197 https://access.redhat.com/security/cve/CVE-2021-33198 https://access.redhat.com/security/updates/classification/#moderate
Package List
Red Hat OpenStack Platform 16.2:
Source:
etcd-3.3.23-3.1.el8ost.1.src.rpm
ppc64le:
etcd-3.3.23-3.1.el8ost.1.ppc64le.rpm
etcd-debuginfo-3.3.23-3.1.el8ost.1.ppc64le.rpm
etcd-debugsource-3.3.23-3.1.el8ost.1.ppc64le.rpm
x86_64:
etcd-3.3.23-3.1.el8ost.1.x86_64.rpm
etcd-debuginfo-3.3.23-3.1.el8ost.1.x86_64.rpm
etcd-debugsource-3.3.23-3.1.el8ost.1.x86_64.rpm
These packages are GPG signed by Red Hat for security. Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/
Topic
An update for etcd is now available for Red Hat OpenStack Platform 16.2(Train).Red Hat Product Security has rated this update as having a security impactof Moderate. A Common Vulnerability Scoring System (CVSS) base score, whichgives a detailed severity rating, is available for each vulnerability fromthe CVE link(s) in the References section.
Topic
Relevant Releases Architectures
Red Hat OpenStack Platform 16.2 - ppc64le, x86_64
Bugs Fixed
1958341 - CVE-2021-31525 golang: net/http: panic in ReadRequest and ReadResponse when reading a very large header
1989564 - CVE-2021-33195 golang: net: lookup functions may return invalid host names
1989570 - CVE-2021-33197 golang: net/http/httputil: ReverseProxy forwards connection headers if first one is empty
1989575 - CVE-2021-33198 golang: math/big.Rat: may cause a panic or an unrecoverable fatal error if passed inputs with very large exponents
