RHSA-2023:1275 - Security Advisory

Topic

An update for etcd is now available for Red Hat OpenStack Platform.

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.

Description

etcd is a highly-available key value store for shared configuration.

The following Important impact security fix(es) are applicable to Red Hat OpenStack Platform 17.0 (Wallaby), 16.2 (Train), and 16.1 (Train):

• Improve heuristics preventing CPU/memory abuse by parsing malicious or

large YAML documents (CVE-2022-3064)

As a result of being built by golang 1.18.9, the following Moderate impact security fix(es) are applicable to Red Hat OpenStack Platform 16.2 and 16.1:

• golang: net/http: improper sanitization of Transfer-Encoding header (CVE-2022-1705)
• golang: net/http/httputil: ReverseProxy should not forward unparseable query parameters (CVE-2022-2880)
• golang: net/http: handle server errors after sending GOAWAY (CVE-2022-27664)
• golang: io/fs: stack exhaustion in Glob (CVE-2022-30630)
• golang: path/filepath: stack exhaustion in Glob (CVE-2022-30632)
• golang: encoding/gob: stack exhaustion in Decoder.Decode (CVE-2022-30635)
• golang: net/http/httputil: NewSingleHostReverseProxy - omit X-Forwarded-For not working (CVE-2022-32148)
• golang: regexp/syntax: limit memory used by parsing regexps (CVE-2022-41715)
• golang: net/http: An attacker can cause excessive memory growth in a Go server accepting HTTP/2 requests (CVE-2022-41717)

As a result of being built by golang 1.18.9, the following Low impact security fix(es) are applicable to Red Hat OpenStack Platform 16.2 and 16.1:

• golang: crypto/tls: session tickets lack random ticket_age_add (CVE-2022-30629)
• golang: math/big: decoding big.Float and big.Rat types can panic if the encoded message is too short, potentially allowing a denial of service (CVE-2022-32189)

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.

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 OpenStack for IBM Power 16.2 ppc64le
• Red Hat OpenStack for IBM Power 16.1 ppc64le
• Red Hat OpenStack 16.2 x86_64
• Red Hat OpenStack 16.1 x86_64

Fixes

• BZ - 2092793 - CVE-2022-30629 golang: crypto/tls: session tickets lack random ticket_age_add
• BZ - 2107371 - CVE-2022-30630 golang: io/fs: stack exhaustion in Glob
• BZ - 2107374 - CVE-2022-1705 golang: net/http: improper sanitization of Transfer-Encoding header
• BZ - 2107383 - CVE-2022-32148 golang: net/http/httputil: NewSingleHostReverseProxy - omit X-Forwarded-For not working
• BZ - 2107386 - CVE-2022-30632 golang: path/filepath: stack exhaustion in Glob
• BZ - 2107388 - CVE-2022-30635 golang: encoding/gob: stack exhaustion in Decoder.Decode
• BZ - 2113814 - CVE-2022-32189 golang: math/big: decoding big.Float and big.Rat types can panic if the encoded message is too short, potentially allowing a denial of service
• BZ - 2124669 - CVE-2022-27664 golang: net/http: handle server errors after sending GOAWAY
• 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 - 2161274 - CVE-2022-41717 golang: net/http: An attacker can cause excessive memory growth in a Go server accepting HTTP/2 requests
• BZ - 2163037 - CVE-2022-3064 go-yaml: Improve heuristics preventing CPU/memory abuse by parsing malicious or large YAML documents

CVEs

• CVE-2022-1705
• CVE-2022-2880
• CVE-2022-3064
• CVE-2022-27664
• CVE-2022-30629
• CVE-2022-30630
• CVE-2022-30632
• CVE-2022-30635
• CVE-2022-32148
• CVE-2022-32189
• CVE-2022-41715
• CVE-2022-41717

References

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