RHSA-2022:6002 — Security Advisory

Red Hat Security Advisory: kernel-rt security and bug fix update

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Severity

Moderate

Red Hat Product Security

RHEL 9

Products

Official CSAF product identity

Published · August 10, 2022

Updated · July 29, 2026

Topic

An update for kernel-rt is now available for Red Hat Enterprise Linux 9.

Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Description

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

Security Fix(es):

  • information leak in scsi_ioctl() (CVE-2022-0494)

  • use-after-free in tc_new_tfilter() in net/sched/cls_api.c (CVE-2022-1055)

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):

  • update RT source tree to the latest RHEL-9.0.z2 Batch (BZ#2105450)

Related CVEs

RHSA-2022:6002 — Red Hat Security Advisory: kernel-rt security and bug fix update | PulseLinux