RHSA-2025:8057 - Security Advisory

标题

An update for kernel-rt is now available for Red Hat Enterprise Linux 8.

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 kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements.

Security Fix(es):

• kernel: net/mlx5: Always stop health timer during driver removal (CVE-2024-40906)
• kernel: net/mlx5e: SHAMPO, Fix invalid WQ linked list unlink (CVE-2024-44970)
• kernel: vsock: Keep the binding until socket destruction (CVE-2025-21756)

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

The system must be rebooted for this update to take effect.

受影响的产品

• Red Hat Enterprise Linux for Real Time 8 x86_64
• Red Hat Enterprise Linux for Real Time for NFV 8 x86_64

修复

• BZ - 2297490 - CVE-2024-40906 kernel: net/mlx5: Always stop health timer during driver removal
• BZ - 2309801 - CVE-2024-44970 kernel: net/mlx5e: SHAMPO, Fix invalid WQ linked list unlink
• BZ - 2348609 - CVE-2025-21756 kernel: vsock: Keep the binding until socket destruction

CVE

• CVE-2024-40906
• CVE-2024-44970
• CVE-2025-21756

参考

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