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Medium RLSA-2025:16372 3 CVEs

Moderate: kernel security update

Published Oct 3, 2025 · Updated Oct 8, 2025

Summary

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

Security Fix(es):

* kernel: vsock: Fix transport_* TOCTOU (CVE-2025-38461)

* kernel: do_change_type(): refuse to operate on unmounted/not ours mounts (CVE-2025-38498)

* kernel: HID: core: Harden s32ton() against conversion to 0 bits (CVE-2025-38556)

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 1

ReleasePackageFixed in
Rocky Linux · 8 kernel 0:4.18.0-553.76.1.el8_10

Vulnerabilities 3

  • High 7.8

    do_change_type(): refuse to operate on unmounted/not ours mounts

    In the Linux kernel, the following vulnerability has been resolved: do_change_type(): refuse to operate on unmounted/not ours mounts Ensure that propagation settings can only be changed for mounts located in the caller's mount namespace. This change aligns pe…

  • High 7.0

    vsock: Fix transport_* TOCTOU

    In the Linux kernel, the following vulnerability has been resolved: vsock: Fix transport_* TOCTOU Transport assignment may race with module unload. Protect new_transport from becoming a stale pointer. This also takes care of an insecure call in vsock_use_loca…

  • Unscored —

    HID: core: Harden s32ton() against conversion to 0 bits

    In the Linux kernel, the following vulnerability has been resolved: HID: core: Harden s32ton() against conversion to 0 bits Testing by the syzbot fuzzer showed that the HID core gets a shift-out-of-bounds exception when it tries to convert a 32-bit quantity t…

References

  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2383513
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2384422
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2389456