RHSA-2026:0535 — Security Advisory

An update for kernel 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 Important. 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: nfsd: handle get_client_locked() failure in nfsd4_setclientid_confirm() (CVE-2025-38724)

• kernel: smb: client: fix race with concurrent opens in rename(2) (CVE-2025-39825)

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

• kernel: Bluetooth: hci_conn: Fix crash on hci_create_cis_sync (CVE-2022-50447)

• kernel: RDMA/rxe: Fix incomplete state save in rxe_requester (CVE-2023-53539)

• kernel: NFSD: Avoid calling OPDESC() with ops->opnum == OP_ILLEGAL (CVE-2023-53680)

• kernel: scsi: ses: Fix possible desc_ptr out-of-bounds accesses (CVE-2023-53675)

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

• kernel: tls: wait for pending async decryptions if tls_strp_msg_hold fails (CVE-2025-40176)

• kernel: usb: dwc3: Fix race condition between concurrent dwc3_remove_requests() call paths (CVE-2025-68287)

• kernel: libceph: fix potential use-after-free in have_mon_and_osd_map() (CVE-2025-68285)

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.