RedHat: RHSA-2023-0348:01 Important: kpatch-patch security update
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.
Summary
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
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/
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.
Topic
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
