RedHat: RHSA-2022-7173:01 Important: kpatch-patch security update |...
-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA256

=====================================================================
                   Red Hat Security Advisory

Synopsis:          Important: kpatch-patch security update
Advisory ID:       RHSA-2022:7173-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2022:7173
Issue date:        2022-10-25
CVE Names:         CVE-2021-3715 CVE-2022-2588 
=====================================================================

1. Summary:

An update for kpatch-patch is now available for Red Hat Enterprise Linux
7.6 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. 7.6) - 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: use-after-free in route4_change() in net/sched/cls_route.c
(CVE-2021-3715)

* kernel: a use-after-free in cls_route filter implementation may lead to
privilege escalation (CVE-2022-2588)

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:

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

5. Bugs fixed (https://bugzilla.redhat.com/):

1993988 - CVE-2021-3715 kernel: use-after-free in route4_change() in net/sched/cls_route.c
2114849 - CVE-2022-2588 kernel: a use-after-free in cls_route filter implementation may lead to privilege escalation

6. Package List:

Red Hat Enterprise Linux Server E4S (v. 7.6):

Source:
kpatch-patch-3_10_0-957_84_1-1-6.el7.src.rpm
kpatch-patch-3_10_0-957_92_1-1-3.el7.src.rpm
kpatch-patch-3_10_0-957_94_1-1-2.el7.src.rpm
kpatch-patch-3_10_0-957_95_1-1-1.el7.src.rpm
kpatch-patch-3_10_0-957_97_1-1-1.el7.src.rpm

ppc64le:
kpatch-patch-3_10_0-957_84_1-1-6.el7.ppc64le.rpm
kpatch-patch-3_10_0-957_84_1-debuginfo-1-6.el7.ppc64le.rpm
kpatch-patch-3_10_0-957_92_1-1-3.el7.ppc64le.rpm
kpatch-patch-3_10_0-957_92_1-debuginfo-1-3.el7.ppc64le.rpm
kpatch-patch-3_10_0-957_94_1-1-2.el7.ppc64le.rpm
kpatch-patch-3_10_0-957_94_1-debuginfo-1-2.el7.ppc64le.rpm
kpatch-patch-3_10_0-957_95_1-1-1.el7.ppc64le.rpm
kpatch-patch-3_10_0-957_95_1-debuginfo-1-1.el7.ppc64le.rpm
kpatch-patch-3_10_0-957_97_1-1-1.el7.ppc64le.rpm
kpatch-patch-3_10_0-957_97_1-debuginfo-1-1.el7.ppc64le.rpm

x86_64:
kpatch-patch-3_10_0-957_84_1-1-6.el7.x86_64.rpm
kpatch-patch-3_10_0-957_84_1-debuginfo-1-6.el7.x86_64.rpm
kpatch-patch-3_10_0-957_92_1-1-3.el7.x86_64.rpm
kpatch-patch-3_10_0-957_92_1-debuginfo-1-3.el7.x86_64.rpm
kpatch-patch-3_10_0-957_94_1-1-2.el7.x86_64.rpm
kpatch-patch-3_10_0-957_94_1-debuginfo-1-2.el7.x86_64.rpm
kpatch-patch-3_10_0-957_95_1-1-1.el7.x86_64.rpm
kpatch-patch-3_10_0-957_95_1-debuginfo-1-1.el7.x86_64.rpm
kpatch-patch-3_10_0-957_97_1-1-1.el7.x86_64.rpm
kpatch-patch-3_10_0-957_97_1-debuginfo-1-1.el7.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/

7. References:

https://access.redhat.com/security/cve/CVE-2021-3715
https://access.redhat.com/security/cve/CVE-2022-2588
https://access.redhat.com/security/updates/classification/#important

8. Contact:

The Red Hat security contact is . More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2022 Red Hat, Inc.
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1
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=A7oV
-----END PGP SIGNATURE-----
--
RHSA-announce mailing list
[email protected]
https://listman.redhat.com/mailman/listinfo/rhsa-announce

RedHat: RHSA-2022-7173:01 Important: kpatch-patch security update

An update for kpatch-patch is now available for Red Hat Enterprise Linux 7.6 Update Services for SAP Solutions

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: use-after-free in route4_change() in net/sched/cls_route.c (CVE-2021-3715)
* kernel: a use-after-free in cls_route filter implementation may lead to privilege escalation (CVE-2022-2588)
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.

Solution

For details on how to apply this update, which includes the changesdescribed in this advisory, refer to:https://access.redhat.com/articles/11258

References

https://access.redhat.com/security/cve/CVE-2021-3715 https://access.redhat.com/security/cve/CVE-2022-2588 https://access.redhat.com/security/updates/classification/#important

Package List

Red Hat Enterprise Linux Server E4S (v. 7.6):
Source: kpatch-patch-3_10_0-957_84_1-1-6.el7.src.rpm kpatch-patch-3_10_0-957_92_1-1-3.el7.src.rpm kpatch-patch-3_10_0-957_94_1-1-2.el7.src.rpm kpatch-patch-3_10_0-957_95_1-1-1.el7.src.rpm kpatch-patch-3_10_0-957_97_1-1-1.el7.src.rpm
ppc64le: kpatch-patch-3_10_0-957_84_1-1-6.el7.ppc64le.rpm kpatch-patch-3_10_0-957_84_1-debuginfo-1-6.el7.ppc64le.rpm kpatch-patch-3_10_0-957_92_1-1-3.el7.ppc64le.rpm kpatch-patch-3_10_0-957_92_1-debuginfo-1-3.el7.ppc64le.rpm kpatch-patch-3_10_0-957_94_1-1-2.el7.ppc64le.rpm kpatch-patch-3_10_0-957_94_1-debuginfo-1-2.el7.ppc64le.rpm kpatch-patch-3_10_0-957_95_1-1-1.el7.ppc64le.rpm kpatch-patch-3_10_0-957_95_1-debuginfo-1-1.el7.ppc64le.rpm kpatch-patch-3_10_0-957_97_1-1-1.el7.ppc64le.rpm kpatch-patch-3_10_0-957_97_1-debuginfo-1-1.el7.ppc64le.rpm
x86_64: kpatch-patch-3_10_0-957_84_1-1-6.el7.x86_64.rpm kpatch-patch-3_10_0-957_84_1-debuginfo-1-6.el7.x86_64.rpm kpatch-patch-3_10_0-957_92_1-1-3.el7.x86_64.rpm kpatch-patch-3_10_0-957_92_1-debuginfo-1-3.el7.x86_64.rpm kpatch-patch-3_10_0-957_94_1-1-2.el7.x86_64.rpm kpatch-patch-3_10_0-957_94_1-debuginfo-1-2.el7.x86_64.rpm kpatch-patch-3_10_0-957_95_1-1-1.el7.x86_64.rpm kpatch-patch-3_10_0-957_95_1-debuginfo-1-1.el7.x86_64.rpm kpatch-patch-3_10_0-957_97_1-1-1.el7.x86_64.rpm kpatch-patch-3_10_0-957_97_1-debuginfo-1-1.el7.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
Advisory ID: RHSA-2022:7173-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2022:7173
Issued Date: : 2022-10-25
CVE Names: CVE-2021-3715 CVE-2022-2588

Topic

An update for kpatch-patch is now available for Red Hat Enterprise Linux7.6 Update Services for SAP Solutions.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.

Relevant Releases Architectures

Red Hat Enterprise Linux Server E4S (v. 7.6) - ppc64le, x86_64

Bugs Fixed

1993988 - CVE-2021-3715 kernel: use-after-free in route4_change() in net/sched/cls_route.c

2114849 - CVE-2022-2588 kernel: a use-after-free in cls_route filter implementation may lead to privilege escalation

We use cookies to provide and improve our services. By using our site, you consent to our Cookie Policy.