RHSA-2025:17570 - Security Advisory

Topic

An update for kernel is now available for Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions and Red Hat Enterprise Linux 8.8 Telecommunications Update Service.

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 packages contain the Linux kernel, the core of any Linux operating system.

Security Fix(es):

• kernel: net_sched: ets: Fix double list add in class with netem as child qdisc (CVE-2025-37914)
• kernel: firmware: arm_scpi: Ensure scpi_info is not assigned if the probe fails (CVE-2022-50087)
• kernel: bpf: Don't use tnum_range on array range checking for poke descriptors (CVE-2022-49985)
• kernel: i40e: fix MMIO write access to an invalid page in i40e_clear_hw (CVE-2025-38200)
• kernel: RDMA/iwcm: Fix use-after-free of work objects after cm_id destruction (CVE-2025-38211)
• kernel: drm/gem: Acquire references on GEM handles for framebuffers (CVE-2025-38449)
• kernel: do_change_type(): refuse to operate on unmounted/not ours mounts (CVE-2025-38498)
• kernel: smb: client: fix use-after-free in cifs_oplock_break (CVE-2025-38527)

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 - Extended Update Support Extension 8.8 x86_64
• Red Hat Enterprise Linux Server - TUS 8.8 x86_64
• Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions 8.8 ppc64le
• Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions 8.8 x86_64

Fixes

• BZ - 2367500 - CVE-2025-37914 kernel: net_sched: ets: Fix double list add in class with netem as child qdisc
• BZ - 2373539 - CVE-2022-50087 kernel: firmware: arm_scpi: Ensure scpi_info is not assigned if the probe fails
• BZ - 2373540 - CVE-2022-49985 kernel: bpf: Don't use tnum_range on array range checking for poke descriptors
• BZ - 2376392 - CVE-2025-38200 kernel: i40e: fix MMIO write access to an invalid page in i40e_clear_hw
• BZ - 2376406 - CVE-2025-38211 kernel: RDMA/iwcm: Fix use-after-free of work objects after cm_id destruction
• BZ - 2383519 - CVE-2025-38449 kernel: drm/gem: Acquire references on GEM handles for framebuffers
• BZ - 2384422 - CVE-2025-38498 kernel: do_change_type(): refuse to operate on unmounted/not ours mounts
• BZ - 2388928 - CVE-2025-38527 kernel: smb: client: fix use-after-free in cifs_oplock_break

CVEs

• CVE-2022-49985
• CVE-2022-50087
• CVE-2025-37914
• CVE-2025-38200
• CVE-2025-38211
• CVE-2025-38449
• CVE-2025-38498
• CVE-2025-38527

References

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