Red Hat alert RHSA-2025:13135-01 (kernel)

An update for kernel is now available for Red Hat Enterprise Linux 9.4
Extended Update Support.

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: powerpc: Fix access beyond end of drmem array (CVE-2023-52451)

* kernel: xhci: handle isoc Babble and Buffer Overrun events properly
(CVE-2024-26659)

* kernel: usb: xhci: Add error handling in xhci_map_urb_for_dma
(CVE-2024-26964)

* kernel: USB: core: Fix deadlock in usb_deauthorize_interface()
(CVE-2024-26934)

* kernel: USB: usb-storage: Prevent divide-by-0 error in isd200_ata_command
(CVE-2024-27059)

* kernel: powerpc/pseries: Fix potential memleak in papr_get_attr()
(CVE-2022-48669)

* kernel: usb: typec: tcpm: Fix NULL pointer dereference in tcpm_pd_svdm()
(CVE-2023-52877)

* kernel: media: gspca: cpia1: shift-out-of-bounds in set_flicker
(CVE-2023-52764)

* kernel: serial: core: fix transmit-buffer reset and memleak
(CVE-2021-47527)

* kernel: net/smc: fix neighbour and rtable leak in smc_ib_find_route()
(CVE-2024-36945)

* kernel: mm: list_lru: fix UAF for memory cgroup (CVE-2024-43888)

* kernel: um: Fix out-of-bounds read in LDT setup (CVE-2022-49395)

* kernel: media: uvcvideo: Remove dangling pointers (CVE-2024-58002)

* kernel: padata: fix UAF in padata_reorder (CVE-2025-21727)

* kernel: media: uvcvideo: Fix double free in error path (CVE-2024-57980)

* kernel: HID: intel-ish-hid: Fix use-after-free issue in ishtp_hid_remove()
(CVE-2025-21928)

* kernel: x86/microcode/AMD: Fix out-of-bounds on systems with CPU-less NUMA
nodes (CVE-2025-21991)

* kernel: misc/vmw_vmci: fix an infoleak in vmci_host_do_receive_datagram()
(CVE-2022-49788)

* kernel: net_sched: hfsc: Fix a UAF vulnerability in class with netem as
child qdisc (CVE-2025-37890)

* kernel: mm/huge_memory: fix dereferencing invalid pmd migration entry
(CVE-2025-37958)

* kernel: net/tipc: fix slab-use-after-free Read in tipc_aead_encrypt_done
(CVE-2025-38052)

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_13135.json