Red Hat Security Advisory: kernel security update

Fixed packages 160

Vulnerabilities 10

• 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
  Jun 18, 2025
• High 7.8
  CVE-2025-21726

  padata: avoid UAF for reorder_work

  In the Linux kernel, the following vulnerability has been resolved: padata: avoid UAF for reorder_work Although the previous patch can avoid ps and ps UAF for _do_serial, it can not avoid potential UAF issue for reorder_work. This issue can happen just as bel…

  Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu
  Feb 27, 2025
• 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
  Feb 27, 2025
• 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
  Apr 1, 2025
• 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
  Apr 1, 2025
• 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
  Apr 16, 2025
• 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
  May 16, 2025
• 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
  Jun 30, 2025
• Medium 5.5
  CVE-2025-21962

  cifs: Fix integer overflow while processing closetimeo mount option

  In the Linux kernel, the following vulnerability has been resolved: cifs: Fix integer overflow while processing closetimeo mount option User-provided mount parameter closetimeo of type u32 is intended to have an upper limit, but before it is validated, the va…

  Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu Azure Linux
  Apr 1, 2025
• Unscored —
  CVE-2022-49788

  misc/vmw_vmci: fix an infoleak in vmci_host_do_receive_datagram()

  In the Linux kernel, the following vulnerability has been resolved: misc/vmw_vmci: fix an infoleak in vmci_host_do_receive_datagram() `struct vmci_event_qp` allocated by qp_notify_peer() contains padding, which may carry uninitialized data to the userspace, a…

  Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu
  May 1, 2025

References

• article
  https://access.redhat.com/security/updates/classification/#important
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2348516
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2356592
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2356594
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2356624
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2360099
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2363378
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2366848
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2373380
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2375531
• advisory
  https://security.access.redhat.com/data/csaf/v2/advisories/2025/rhsa-2025_12746.json
• report
  https://access.redhat.com/security/cve/CVE-2022-49788
• advisory
  https://www.cve.org/CVERecord?id=CVE-2022-49788
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2022-49788
• article
  https://lore.kernel.org/linux-cve-announce/2025050121-CVE-2022-49788-6e84@gregkh/T
• report
  https://access.redhat.com/security/cve/CVE-2025-21726
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2348600
• advisory
  https://www.cve.org/CVERecord?id=CVE-2025-21726
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2025-21726
• article
  https://kernelcve.org/list/?q=CVE-2025-21726
• article
  https://lore.kernel.org/linux-cve-announce/2025022648-CVE-2025-21726-73b1@gregkh/T
• report
  https://access.redhat.com/security/cve/CVE-2025-21727
• advisory
  https://www.cve.org/CVERecord?id=CVE-2025-21727
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2025-21727
• article
  https://lore.kernel.org/linux-cve-announce/2025022648-CVE-2025-21727-b034@gregkh/T
• report
  https://access.redhat.com/security/cve/CVE-2025-21928
• advisory
  https://www.cve.org/CVERecord?id=CVE-2025-21928
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2025-21928
• article
  https://lore.kernel.org/linux-cve-announce/2025040133-CVE-2025-21928-e444@gregkh/T
• report
  https://access.redhat.com/security/cve/CVE-2025-21929
• advisory
  https://www.cve.org/CVERecord?id=CVE-2025-21929
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2025-21929
• article
  https://lore.kernel.org/linux-cve-announce/2025040133-CVE-2025-21929-bf29@gregkh/T
• report
  https://access.redhat.com/security/cve/CVE-2025-21962
• advisory
  https://www.cve.org/CVERecord?id=CVE-2025-21962
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2025-21962
• article
  https://lore.kernel.org/linux-cve-announce/2025040145-CVE-2025-21962-9f86@gregkh/T
• report
  https://access.redhat.com/security/cve/CVE-2025-22020
• advisory
  https://www.cve.org/CVERecord?id=CVE-2025-22020