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A kpatch-patch security update has been released for Red Hat Enterprise Linux 7.7.

RHSA-2023:0945-01: Important: kpatch-patch security update

Red Hat Security Advisory

Synopsis: Important: kpatch-patch security update
Advisory ID: RHSA-2023:0945-01
Product: Red Hat Enterprise Linux
Advisory URL:
Issue date: 2023-02-28
CVE Names: CVE-2022-4378

1. Summary:

An update for kpatch-patch is now available for Red Hat Enterprise Linux
7.7 Update Services for SAP Solutions.

Red Hat Product Security has rated this update as having a security impact
of Important. 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.

2. Relevant releases/architectures:

Red Hat Enterprise Linux Server E4S (v. 7.7) - ppc64le, x86_64

3. Description:

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: stack overflow in do_proc_dointvec and proc_skip_spaces

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.

4. Solution:

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

5. Bugs fixed (

2152548 - CVE-2022-4378 kernel: stack overflow in do_proc_dointvec and proc_skip_spaces

6. Package List:

Red Hat Enterprise Linux Server E4S (v. 7.7):




These packages are GPG signed by Red Hat for security. Our key and
details on how to verify the signature are available from

7. References:

8. Contact:

The Red Hat security contact is . More contact
details at

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