RHSA-2025:10536 - Security Advisory

Topic

An update for kernel-rt is now available for Red Hat Enterprise Linux 9.2 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.

Description

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: bpf: fix OOB devmap writes when deleting elements (CVE-2024-56615)
• kernel: xsk: fix OOB map writes when deleting elements (CVE-2024-56614)
• kernel: md: fix mddev uaf while iterating all_mddevs list (CVE-2025-22126)

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

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

Affected Products

• Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions 9.2 x86_64

Fixes

• BZ - 2334493 - CVE-2024-56615 kernel: bpf: fix OOB devmap writes when deleting elements
• BZ - 2334573 - CVE-2024-56614 kernel: xsk: fix OOB map writes when deleting elements
• BZ - 2360236 - CVE-2025-22126 kernel: md: fix mddev uaf while iterating all_mddevs list

CVEs

• CVE-2024-56614
• CVE-2024-56615
• CVE-2025-22126

References

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