RHSA-2023:6402 — Security Advisory

An update for containernetworking-plugins is now available for Red Hat Enterprise Linux 9.

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.

The Container Network Interface (CNI) project consists of a specification and libraries for writing plug-ins for configuring network interfaces in Linux containers, along with a number of supported plug-ins. CNI concerns itself only with network connectivity of containers and removing allocated resources when the container is deleted.

Security Fix(es):

• golang: html/template: improper handling of JavaScript whitespace (CVE-2023-24540)

• net/http, golang.org/x/net/http2: avoid quadratic complexity in HPACK decoding (CVE-2022-41723)

• golang: crypto/tls: large handshake records may cause panics (CVE-2022-41724)

• golang: net/http, mime/multipart: denial of service from excessive resource consumption (CVE-2022-41725)

• golang: net/http, net/textproto: denial of service from excessive memory allocation (CVE-2023-24534)

• golang: net/http, net/textproto, mime/multipart: denial of service from excessive resource consumption (CVE-2023-24536)

• golang: html/template: backticks not treated as string delimiters (CVE-2023-24538)

• golang: html/template: improper sanitization of CSS values (CVE-2023-24539)

• golang: html/template: improper handling of empty HTML attributes (CVE-2023-29400)

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

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.

Additional Changes:

For detailed information on changes in this release, see the Red Hat Enterprise Linux 9.3 Release Notes linked from the References section.