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High 1 exploited CVE RLSA-2022:0176 2 CVEs

Important: kernel-rt security and bug fix update

Published Jan 19, 2022 · Updated Feb 5, 2026

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: xfs: raw block device data leak in XFS_IOC_ALLOCSP IOCTL (CVE-2021-4155)

* kernel: fs_context: heap overflow in legacy parameter handling (CVE-2022-0185)

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.

Bug Fix(es):

* kernnel-rt-debug: do not call blocking ops when !TASK_RUNNING; state=1 set at [<0000000050e86018>] handle_userfault+0x530/0x1820 (BZ#2029422)

* kernel-rt: update RT source tree to the Rocky Linux-8.5.z source tree (BZ#2032059)

Fixed packages 1

ReleasePackageFixed in
Rocky Linux · 8 kernel-rt 0:4.18.0-348.12.2.rt7.143.el8_5

Vulnerabilities 2

References

  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2034813
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2040358