RHSA-2026:4244 - Security Advisory

标题

An update for kernel-rt is now available for Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions.

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.

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: Linux kernel: xHCI driver isochronous event handling race condition leading to data loss or UAF (CVE-2025-37882)
• kernel: page_pool: Fix use-after-free in page_pool_recycle_in_ring (CVE-2025-38129)

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 x86_64 - Update Services for SAP Solutions 9.0 x86_64

修复

• BZ - 2365250 - CVE-2025-37882 kernel: Linux kernel: xHCI driver isochronous event handling race condition leading to data loss or UAF
• BZ - 2376034 - CVE-2025-38129 kernel: page_pool: Fix use-after-free in page_pool_recycle_in_ring

CVE

• CVE-2025-37882
• CVE-2025-38129

参考

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