- Vulnerability/
- RHSA-2023:0526
RHSA-2023:0526: Important: kernel-rt security and bug fix update
First published: Mon Jan 30 2023(Updated: )
The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements.<br>Security Fix(es):<br><li> kernel: memory corruption in AX88179_178A based USB ethernet device. (CVE-2022-2964)</li> <li> kernel: i915: Incorrect GPU TLB flush can lead to random memory access (CVE-2022-4139)</li> 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.<br>Bug Fix(es):<br><li> kernel-rt: update RT source tree to the latest RHEL-9.0.z6 Batch (BZ#2149955)</li> <li> DELL 9.0 RT: On PE R760 system, call traces are observed dmesg when system is running stress (BZ#2154426)</li> <li> RT Debug bug: sleeping function called from invalid context at kernel/locking/spinlock_rt.c:46 (BZ#2160774)</li>
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/kernel-rt | <5.14.0-70.43.1.rt21.114.el9_0 | 5.14.0-70.43.1.rt21.114.el9_0 |
| redhat/kernel-rt | <5.14.0-70.43.1.rt21.114.el9_0 | 5.14.0-70.43.1.rt21.114.el9_0 |
| redhat/kernel-rt-core | <5.14.0-70.43.1.rt21.114.el9_0 | 5.14.0-70.43.1.rt21.114.el9_0 |
| redhat/kernel-rt-debug | <5.14.0-70.43.1.rt21.114.el9_0 | 5.14.0-70.43.1.rt21.114.el9_0 |
| redhat/kernel-rt-debug-core | <5.14.0-70.43.1.rt21.114.el9_0 | 5.14.0-70.43.1.rt21.114.el9_0 |
| redhat/kernel-rt-debug-debuginfo | <5.14.0-70.43.1.rt21.114.el9_0 | 5.14.0-70.43.1.rt21.114.el9_0 |
| redhat/kernel-rt-debug-devel | <5.14.0-70.43.1.rt21.114.el9_0 | 5.14.0-70.43.1.rt21.114.el9_0 |
| redhat/kernel-rt-debug-modules | <5.14.0-70.43.1.rt21.114.el9_0 | 5.14.0-70.43.1.rt21.114.el9_0 |
| redhat/kernel-rt-debug-modules-extra | <5.14.0-70.43.1.rt21.114.el9_0 | 5.14.0-70.43.1.rt21.114.el9_0 |
| redhat/kernel-rt-debuginfo | <5.14.0-70.43.1.rt21.114.el9_0 | 5.14.0-70.43.1.rt21.114.el9_0 |
| redhat/kernel-rt-devel | <5.14.0-70.43.1.rt21.114.el9_0 | 5.14.0-70.43.1.rt21.114.el9_0 |
| redhat/kernel-rt-modules | <5.14.0-70.43.1.rt21.114.el9_0 | 5.14.0-70.43.1.rt21.114.el9_0 |
| redhat/kernel-rt-modules-extra | <5.14.0-70.43.1.rt21.114.el9_0 | 5.14.0-70.43.1.rt21.114.el9_0 |
| redhat/kernel-rt-debug-kvm | <5.14.0-70.43.1.rt21.114.el9_0 | 5.14.0-70.43.1.rt21.114.el9_0 |
| redhat/kernel-rt-kvm | <5.14.0-70.43.1.rt21.114.el9_0 | 5.14.0-70.43.1.rt21.114.el9_0 |
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Reference Links
Frequently Asked Questions
What is the severity of RHSA-2023:0526?
The severity of RHSA-2023:0526 is classified as important.
How do I fix RHSA-2023:0526?
To fix RHSA-2023:0526, update the kernel-rt and related packages to version 5.14.0-70.43.1.rt21.114.el9_0.
Which systems are affected by RHSA-2023:0526?
RHSA-2023:0526 affects systems running the kernel-rt package up to version 5.14.0-70.43.1.rt21.114.el9_0.
What is the CVE associated with RHSA-2023:0526?
The CVE associated with RHSA-2023:0526 is CVE-2022-2964.
What type of vulnerability is addressed in RHSA-2023:0526?
RHSA-2023:0526 addresses a memory corruption vulnerability in the AX88179/178A based USB ethernet device.
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