Issued:
2023-10-20
Updated:
2023-10-20

RHSA-2023:5974 - Important: Network Observability security update

Synopsis

Important: Network Observability security update

Type/Severity

Security Advisory Important

Topic

An update for network-observability-console-plugin-container, network-observability-ebpf-agent-container, network-observability-flowlogs-pipeline-container, network-observability-operator-bundle-container, and network-observability-operator-container is now available for NETWORK-OBSERVABILITY-1.4.0-RHEL-9.

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

Security Fix(es):

  • golang: net/http, x/net/http2: rapid stream resets can cause excessive work (CVE-2023-44487) (CVE-2023-39325)

  • HTTP/2: Multiple HTTP/2 enabled web servers are vulnerable to a DDoS attack (Rapid Reset Attack) (CVE-2023-44487)

  • golang: net/http: insufficient sanitization of Host header (CVE-2023-29406)

  • golang: crypto/tls: slow verification of certificate chains containing large RSA keys (CVE-2023-29409)

  • golang: html/template: improper handling of HTML-like comments within script contexts (CVE-2023-39318)

  • golang: html/template: improper handling of special tags within script contexts (CVE-2023-39319)

  • golang: crypto/tls: panic when processing post-handshake message on QUIC connections (CVE-2023-39321)

  • golang: crypto/tls: lack of a limit on buffered post-handshake (CVE-2023-39322)

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

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

Affected Products

ProductVersionArch
Network Observability (NETOBSERV)1x86_64
Network Observability (NETOBSERV) for IBM Z and LinuxONE1s390x
Network Observability (NETOBSERV) for IBM Power, little endian1ppc64le
Network Observability (NETOBSERV) for ARM 641aarch64

Fixes

CVEs

References

Additional information