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High RLSA-2025:3027 1 CVE

Important: kernel-rt security update

Published Jul 29, 2025 · Updated Oct 9, 2025

Ecosystem: Rocky Linux

Summary

The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements.

Security Fix(es):

* kernel: can: bcm: Fix UAF in bcm_proc_show() (CVE-2023-52922)

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-rt 0:4.18.0-553.45.1.rt7.386.el8_10

Vulnerabilities 1

  • High 7.8
    CVE-2023-52922

    can: bcm: Fix UAF in bcm_proc_show()

    In the Linux kernel, the following vulnerability has been resolved: can: bcm: Fix UAF in bcm_proc_show() BUG: KASAN: slab-use-after-free in bcm_proc_show+0x969/0xa80 Read of size 8 at addr ffff888155846230 by task cat/7862 CPU: 1 PID: 7862 Comm: cat Not taint…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu

References

  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2329370