Red Hat alert RHSA-2025:22854-01 (kernel)

An update for kernel is now available for Red Hat Enterprise Linux 10.

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: cifs: Fix oops due to uninitialised variable (CVE-2025-38737)

* kernel: can: j1939: implement NETDEV_UNREGISTER notification handler
(CVE-2025-39925)

* kernel: Bluetooth: hci_event: Fix UAF in hci_acl_create_conn_sync
(CVE-2025-39982)

* kernel: Bluetooth: MGMT: Fix possible UAFs (CVE-2025-39981)

* kernel: net/mlx5: fs, fix UAF in flow counter release (CVE-2025-39979)

* kernel: Bluetooth: hci_event: Fix UAF in hci_conn_tx_dequeue
(CVE-2025-39983)

* kernel: io_uring/waitid: always prune wait queue entry in io_waitid_wait()
(CVE-2025-40047)

* kernel: iommu/vt-d: Disallow dirty tracking if incoherent page walk
(CVE-2025-40058)

* kernel: ice: ice_adapter: release xa entry on adapter allocation failure
(CVE-2025-40185)

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.

This content is licensed under the Creative Commons Attribution 4.0
International License (https://creativecommons.org/licenses/by/4.0/). If you
distribute this content, or a modified version of it, you must provide
attribution to Red Hat Inc. and provide a link to the original.

Original: https://access.redhat.com/security/data/csaf/v2/advisories/2025/rhsa-2025_22854.json