Skip to content
OpenAdvisories
High ALSA-2025:12662 11 CVEs

Important: kernel security update

Published Aug 4, 2025 · Updated Oct 29, 2026

Ecosystem: AlmaLinux

Summary

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

Security Fix(es):

* kernel: padata: fix UAF in padata_reorder (CVE-2025-21727)
* kernel: HID: intel-ish-hid: Fix use-after-free issue in ishtp_hid_remove() (CVE-2025-21928)
* kernel: HID: intel-ish-hid: Fix use-after-free issue in hid_ishtp_cl_remove() (CVE-2025-21929)
* kernel: memstick: rtsx_usb_ms: Fix slab-use-after-free in rtsx_usb_ms_drv_remove (CVE-2025-22020)
* kernel: ext4: avoid journaling sb update on error if journal is destroying (CVE-2025-22113)
* kernel: RDMA/core: Fix use-after-free when rename device name (CVE-2025-22085)
* kernel: net_sched: hfsc: Fix a UAF vulnerability in class with netem as child qdisc (CVE-2025-37890)
* kernel: net/tipc: fix slab-use-after-free Read in tipc_aead_encrypt_done (CVE-2025-38052)
* kernel: net: ch9200: fix uninitialised access during mii_nway_restart (CVE-2025-38086)
* kernel: net/sched: fix use-after-free in taprio_dev_notifier (CVE-2025-38087)
* kernel: nvme-tcp: sanitize request list handling (CVE-2025-38264)

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.

Fixed packages 2

ReleasePackageFixed in
AlmaLinux · 10 kernel-abi-stablelists 6.12.0-55.25.1.el10_0
AlmaLinux · 10 kernel-doc 6.12.0-55.25.1.el10_0

Vulnerabilities 11

  • Critical 9.8
    CVE-2025-38264

    nvme-tcp: sanitize request list handling

    In the Linux kernel, the following vulnerability has been resolved: nvme-tcp: sanitize request list handling Validate the request in nvme_tcp_handle_r2t() to ensure it's not part of any list, otherwise a malicious R2T PDU might inject a loop in request list p…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu Azure Linux
  • High 8.8
    CVE-2025-38052

    net/tipc: fix slab-use-after-free Read in tipc_aead_encrypt_done

    In the Linux kernel, the following vulnerability has been resolved: net/tipc: fix slab-use-after-free Read in tipc_aead_encrypt_done Syzbot reported a slab-use-after-free with the following call trace: =========================================================…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu Azure Linux
  • High 7.8
    CVE-2025-21727

    padata: fix UAF in padata_reorder

    In the Linux kernel, the following vulnerability has been resolved: padata: fix UAF in padata_reorder A bug was found when run ltp test: BUG: KASAN: slab-use-after-free in padata_find_next+0x29/0x1a0 Read of size 4 at addr ffff88bbfe003524 by task kworker/u11…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu
  • High 7.8
    CVE-2025-21928

    HID: intel-ish-hid: Fix use-after-free issue in ishtp_hid_remove()

    In the Linux kernel, the following vulnerability has been resolved: HID: intel-ish-hid: Fix use-after-free issue in ishtp_hid_remove() The system can experience a random crash a few minutes after the driver is removed. This issue occurs due to improper handli…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu
  • High 7.8
    CVE-2025-21929

    HID: intel-ish-hid: Fix use-after-free issue in hid_ishtp_cl_remove()

    In the Linux kernel, the following vulnerability has been resolved: HID: intel-ish-hid: Fix use-after-free issue in hid_ishtp_cl_remove() During the `rmmod` operation for the `intel_ishtp_hid` driver, a use-after-free issue can occur in the hid_ishtp_cl_remov…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu
  • High 7.8
    CVE-2025-22020

    memstick: rtsx_usb_ms: Fix slab-use-after-free in rtsx_usb_ms_drv_remove

    In the Linux kernel, the following vulnerability has been resolved: memstick: rtsx_usb_ms: Fix slab-use-after-free in rtsx_usb_ms_drv_remove This fixes the following crash: ================================================================== BUG: KASAN: slab-us…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu
  • High 7.8
    CVE-2025-22085

    RDMA/core: Fix use-after-free when rename device name

    In the Linux kernel, the following vulnerability has been resolved: RDMA/core: Fix use-after-free when rename device name Syzbot reported a slab-use-after-free with the following call trace: ================================================================== B…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu
  • High 7.8
    CVE-2025-37890

    net_sched: hfsc: Fix a UAF vulnerability in class with netem as child qdisc

    In the Linux kernel, the following vulnerability has been resolved: net_sched: hfsc: Fix a UAF vulnerability in class with netem as child qdisc As described in Gerrard's report [1], we have a UAF case when an hfsc class has a netem child qdisc. The crux of th…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu
  • High 7.8
    CVE-2025-38087

    net/sched: fix use-after-free in taprio_dev_notifier

    In the Linux kernel, the following vulnerability has been resolved: net/sched: fix use-after-free in taprio_dev_notifier Since taprio’s taprio_dev_notifier() isn’t protected by an RCU read-side critical section, a race with advance_sched() can lead to a use-a…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu Azure Linux
  • Unscored —
    CVE-2025-22113

    ext4: avoid journaling sb update on error if journal is destroying

    In the Linux kernel, the following vulnerability has been resolved: ext4: avoid journaling sb update on error if journal is destroying Presently we always BUG_ON if trying to start a transaction on a journal marked with JBD2_UNMOUNT, since this should never h…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu Azure Linux
  • Unscored —
    CVE-2025-38086

    net: ch9200: fix uninitialised access during mii_nway_restart

    In the Linux kernel, the following vulnerability has been resolved: net: ch9200: fix uninitialised access during mii_nway_restart In mii_nway_restart() the code attempts to call mii->mdio_read which is ch9200_mdio_read(). ch9200_mdio_read() utilises a local b…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu Azure Linux

References

  • report
    https://access.redhat.com/security/cve/CVE-2025-21727
  • report
    https://access.redhat.com/security/cve/CVE-2025-21928
  • report
    https://access.redhat.com/security/cve/CVE-2025-21929
  • report
    https://access.redhat.com/security/cve/CVE-2025-22020
  • report
    https://access.redhat.com/security/cve/CVE-2025-22085
  • report
    https://access.redhat.com/security/cve/CVE-2025-22113
  • report
    https://access.redhat.com/security/cve/CVE-2025-37890
  • report
    https://access.redhat.com/security/cve/CVE-2025-38052
  • report
    https://access.redhat.com/security/cve/CVE-2025-38086
  • report
    https://access.redhat.com/security/cve/CVE-2025-38087
  • report
    https://access.redhat.com/security/cve/CVE-2025-38264
  • report
    https://bugzilla.redhat.com/2348516
  • report
    https://bugzilla.redhat.com/2356592
  • report
    https://bugzilla.redhat.com/2356594
  • report
    https://bugzilla.redhat.com/2360099
  • report
    https://bugzilla.redhat.com/2360212
  • report
    https://bugzilla.redhat.com/2360219
  • report
    https://bugzilla.redhat.com/2366848
  • report
    https://bugzilla.redhat.com/2373380
  • report
    https://bugzilla.redhat.com/2375305
  • report
    https://bugzilla.redhat.com/2375531
  • report
    https://bugzilla.redhat.com/2378996
  • advisory
    https://errata.almalinux.org/10/ALSA-2025-12662.html