Explore top 10 tips to secure your open-source projects now. Read More

×
Alerts This Week
Warning Icon 1 519
Alerts This Week
Warning Icon 1 519

Red Hat Enterprise Linux 9: RHSA-2023-0348-01 Important: kpatch Patch

red hat
Calendar Grey January 23, 2023
Dist Redhat Esm H88
The Red Hat Security Response Team has announced RHSA-2023-0348-01 to address critical vulnerabilities in RHEL 9, essential for system integrity and security against exploits
An update for kpatch-patch is now available for Red Hat Enterprise Linux 9

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

Summary

This is a kernel live patch module which is automatically loaded by the RPM post-install script to modify the code of a running kernel.
Security Fix(es):
* kernel: watch queue race condition can lead to privilege escalation (CVE-2022-2959)
* kernel: memory corruption in AX88179_178A based USB ethernet device. (CVE-2022-2964)
* kernel: i915: Incorrect GPU TLB flush can lead to random memory access (CVE-2022-4139)
* kernel: nfsd buffer overflow by RPC message over TCP with garbage data (CVE-2022-43945)
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.

Topics%20covered

Topics Covered

security advisory security issue buffer overflow privilege escalation Red Hat Enterprise Linux Important kpatch-patch

References

https://access.redhat.com/security/cve/CVE-2022-2959 https://access.redhat.com/security/cve/CVE-2022-2964 https://access.redhat.com/security/cve/CVE-2022-4139 https://access.redhat.com/security/cve/CVE-2022-43945 https://access.redhat.com/security/updates/classification#important

Package List

Red Hat Enterprise Linux BaseOS (v. 9):
Source: kpatch-patch-5_14_0-162_6_1-1-1.el9_1.src.rpm
ppc64le: kpatch-patch-5_14_0-162_6_1-1-1.el9_1.ppc64le.rpm kpatch-patch-5_14_0-162_6_1-debuginfo-1-1.el9_1.ppc64le.rpm kpatch-patch-5_14_0-162_6_1-debugsource-1-1.el9_1.ppc64le.rpm
x86_64: kpatch-patch-5_14_0-162_6_1-1-1.el9_1.x86_64.rpm kpatch-patch-5_14_0-162_6_1-debuginfo-1-1.el9_1.x86_64.rpm kpatch-patch-5_14_0-162_6_1-debugsource-1-1.el9_1.x86_64.rpm
These packages are GPG signed by Red Hat for security. Our key and details on how to verify the signature are available from https://access.redhat.com/security/team/key


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2023:0348-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2023:0348
Issue date: 2023-01-23

Topic

An update for kpatch-patch is now available for Red Hat Enterprise Linux 9.Red Hat Product Security has rated this update as having a security impactof Important. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory security issue buffer overflow privilege escalation Red Hat Enterprise Linux Important kpatch-patch

Relevant Releases Architectures

Red Hat Enterprise Linux BaseOS (v. 9) - ppc64le, x86_64

Bugs Fixed

2067482 - CVE-2022-2964 kernel: memory corruption in AX88179_178A based USB ethernet device.

2103681 - CVE-2022-2959 kernel: watch queue race condition can lead to privilege escalation

2141752 - CVE-2022-43945 kernel: nfsd buffer overflow by RPC message over TCP with garbage data

2147572 - CVE-2022-4139 kernel: i915: Incorrect GPU TLB flush can lead to random memory access

Get the latest News and Insights

Get the latest Linux and open source security news straight to your inbox.