RHSA-2025:18043 — Security Advisory

An update for kernel is now available for Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support, Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions, and Red Hat Enterprise Linux 8.6 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.

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

Security Fix(es):

• kernel: drm/vkms: Fix use after free and double free on init error (CVE-2025-22097)

• kernel: net_sched: ets: Fix double list add in class with netem as child qdisc (CVE-2025-37914)

• kernel: ALSA: bcd2000: Fix a UAF bug on the error path of probing (CVE-2022-50229)

• 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: drm/amd/display: clear optc underflow before turn off odm clock (CVE-2022-49969)

• kernel: RDMA/iwcm: Fix use-after-free of work objects after cm_id destruction (CVE-2025-38211)

• kernel: vsock: Fix transport_* TOCTOU (CVE-2025-38461)

• 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)

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.