Product Errata

RLSA-2023:1469

Important: kernel-rt security and bug fix update

Topic

An update is available for kernel-rt.

This update affects Rocky Linux 9.

A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list

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):

* kernel: tun: avoid double free in tun_free_netdev (CVE-2022-4744)

* ALSA: pcm: Move rwsem lock inside snd_ctl_elem_read to prevent UAF (CVE-2023-0266)

* kernel: net: CPU soft lockup in TC mirred egress-to-ingress action (CVE-2022-4269)

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):

* kernel-rt: update RT source tree to the latest Rocky Linux-9.1.z3 Batch (BZ#2170460)

Issued: 4/6/2023

Type: Security

Severity: Important

Affected Product

  • Rocky Linux 9

References

  • No references