RHSA-2026:22133 - Security Advisory

标题

An update for resource-agents is now available for Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support and Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On.

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.

描述

The resource-agents packages provide the Pacemaker and RGManager service managers with a set of scripts. These scripts interface with several services to allow operating in a high-availability (HA) environment.

Security Fix(es):

• pyasn1: pyasn1 Vulnerable to Denial of Service via Unbounded Recursion (CVE-2026-30922)

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.

解决方案

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

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

受影响的产品

• Red Hat Enterprise Linux High Availability for x86_64 - Advanced Update Support 8.4 x86_64
• Red Hat Enterprise Linux High Availability for x86_64 - Extended Update Support Extension 8.4 x86_64

修复

• BZ - 2448553 - CVE-2026-30922 pyasn1: pyasn1 Vulnerable to Denial of Service via Unbounded Recursion

CVE

• CVE-2026-30922

参考

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