Alerts This Week
Warning Icon 1 619
Alerts This Week
Warning Icon 1 619

Red Hat: RHSA-2022-0344 Important Update: Kernel Data Leak Mitigation

Redhat Large Esm H500
An update for kernel is now available for Red Hat Enterprise Linux 8.1 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,
-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA256

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

Synopsis:          Important: kernel security update
Advisory ID:       RHSA-2022:0344-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2022:0344
Issue date:        2022-02-01
CVE Names:         CVE-2021-4155 
====================================================================
1. Summary:

An update for kernel is now available for Red Hat Enterprise Linux 8.1
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 BaseOS E4S (v. 8.1) - aarch64, noarch, ppc64le, s390x, x86_64

3. Description:

The kernel packages contain the Linux kernel, the core of any Linux
operating system.

Security Fix(es):

* kernel: xfs: raw block device data leak in XFS_IOC_ALLOCSP IOCTL
(CVE-2021-4155)

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

The system must be rebooted for this update to take effect.

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

2034813 - CVE-2021-4155 kernel: xfs: raw block device data leak in XFS_IOC_ALLOCSP IOCTL

6. Package List:

Red Hat Enterprise Linux BaseOS E4S (v. 8.1):

Source:
kernel-4.18.0-147.59.1.el8_1.src.rpm

aarch64:
bpftool-4.18.0-147.59.1.el8_1.aarch64.rpm
bpftool-debuginfo-4.18.0-147.59.1.el8_1.aarch64.rpm
kernel-4.18.0-147.59.1.el8_1.aarch64.rpm
kernel-core-4.18.0-147.59.1.el8_1.aarch64.rpm
kernel-cross-headers-4.18.0-147.59.1.el8_1.aarch64.rpm
kernel-debug-4.18.0-147.59.1.el8_1.aarch64.rpm
kernel-debug-core-4.18.0-147.59.1.el8_1.aarch64.rpm
kernel-debug-debuginfo-4.18.0-147.59.1.el8_1.aarch64.rpm
kernel-debug-devel-4.18.0-147.59.1.el8_1.aarch64.rpm
kernel-debug-modules-4.18.0-147.59.1.el8_1.aarch64.rpm
kernel-debug-modules-extra-4.18.0-147.59.1.el8_1.aarch64.rpm
kernel-debuginfo-4.18.0-147.59.1.el8_1.aarch64.rpm
kernel-debuginfo-common-aarch64-4.18.0-147.59.1.el8_1.aarch64.rpm
kernel-devel-4.18.0-147.59.1.el8_1.aarch64.rpm
kernel-headers-4.18.0-147.59.1.el8_1.aarch64.rpm
kernel-modules-4.18.0-147.59.1.el8_1.aarch64.rpm
kernel-modules-extra-4.18.0-147.59.1.el8_1.aarch64.rpm
kernel-tools-4.18.0-147.59.1.el8_1.aarch64.rpm
kernel-tools-debuginfo-4.18.0-147.59.1.el8_1.aarch64.rpm
kernel-tools-libs-4.18.0-147.59.1.el8_1.aarch64.rpm
perf-4.18.0-147.59.1.el8_1.aarch64.rpm
perf-debuginfo-4.18.0-147.59.1.el8_1.aarch64.rpm
python3-perf-4.18.0-147.59.1.el8_1.aarch64.rpm
python3-perf-debuginfo-4.18.0-147.59.1.el8_1.aarch64.rpm

noarch:
kernel-abi-whitelists-4.18.0-147.59.1.el8_1.noarch.rpm
kernel-doc-4.18.0-147.59.1.el8_1.noarch.rpm

ppc64le:
bpftool-4.18.0-147.59.1.el8_1.ppc64le.rpm
bpftool-debuginfo-4.18.0-147.59.1.el8_1.ppc64le.rpm
kernel-4.18.0-147.59.1.el8_1.ppc64le.rpm
kernel-core-4.18.0-147.59.1.el8_1.ppc64le.rpm
kernel-cross-headers-4.18.0-147.59.1.el8_1.ppc64le.rpm
kernel-debug-4.18.0-147.59.1.el8_1.ppc64le.rpm
kernel-debug-core-4.18.0-147.59.1.el8_1.ppc64le.rpm
kernel-debug-debuginfo-4.18.0-147.59.1.el8_1.ppc64le.rpm
kernel-debug-devel-4.18.0-147.59.1.el8_1.ppc64le.rpm
kernel-debug-modules-4.18.0-147.59.1.el8_1.ppc64le.rpm
kernel-debug-modules-extra-4.18.0-147.59.1.el8_1.ppc64le.rpm
kernel-debuginfo-4.18.0-147.59.1.el8_1.ppc64le.rpm
kernel-debuginfo-common-ppc64le-4.18.0-147.59.1.el8_1.ppc64le.rpm
kernel-devel-4.18.0-147.59.1.el8_1.ppc64le.rpm
kernel-headers-4.18.0-147.59.1.el8_1.ppc64le.rpm
kernel-modules-4.18.0-147.59.1.el8_1.ppc64le.rpm
kernel-modules-extra-4.18.0-147.59.1.el8_1.ppc64le.rpm
kernel-tools-4.18.0-147.59.1.el8_1.ppc64le.rpm
kernel-tools-debuginfo-4.18.0-147.59.1.el8_1.ppc64le.rpm
kernel-tools-libs-4.18.0-147.59.1.el8_1.ppc64le.rpm
perf-4.18.0-147.59.1.el8_1.ppc64le.rpm
perf-debuginfo-4.18.0-147.59.1.el8_1.ppc64le.rpm
python3-perf-4.18.0-147.59.1.el8_1.ppc64le.rpm
python3-perf-debuginfo-4.18.0-147.59.1.el8_1.ppc64le.rpm

s390x:
bpftool-4.18.0-147.59.1.el8_1.s390x.rpm
bpftool-debuginfo-4.18.0-147.59.1.el8_1.s390x.rpm
kernel-4.18.0-147.59.1.el8_1.s390x.rpm
kernel-core-4.18.0-147.59.1.el8_1.s390x.rpm
kernel-cross-headers-4.18.0-147.59.1.el8_1.s390x.rpm
kernel-debug-4.18.0-147.59.1.el8_1.s390x.rpm
kernel-debug-core-4.18.0-147.59.1.el8_1.s390x.rpm
kernel-debug-debuginfo-4.18.0-147.59.1.el8_1.s390x.rpm
kernel-debug-devel-4.18.0-147.59.1.el8_1.s390x.rpm
kernel-debug-modules-4.18.0-147.59.1.el8_1.s390x.rpm
kernel-debug-modules-extra-4.18.0-147.59.1.el8_1.s390x.rpm
kernel-debuginfo-4.18.0-147.59.1.el8_1.s390x.rpm
kernel-debuginfo-common-s390x-4.18.0-147.59.1.el8_1.s390x.rpm
kernel-devel-4.18.0-147.59.1.el8_1.s390x.rpm
kernel-headers-4.18.0-147.59.1.el8_1.s390x.rpm
kernel-modules-4.18.0-147.59.1.el8_1.s390x.rpm
kernel-modules-extra-4.18.0-147.59.1.el8_1.s390x.rpm
kernel-tools-4.18.0-147.59.1.el8_1.s390x.rpm
kernel-tools-debuginfo-4.18.0-147.59.1.el8_1.s390x.rpm
kernel-zfcpdump-4.18.0-147.59.1.el8_1.s390x.rpm
kernel-zfcpdump-core-4.18.0-147.59.1.el8_1.s390x.rpm
kernel-zfcpdump-debuginfo-4.18.0-147.59.1.el8_1.s390x.rpm
kernel-zfcpdump-devel-4.18.0-147.59.1.el8_1.s390x.rpm
kernel-zfcpdump-modules-4.18.0-147.59.1.el8_1.s390x.rpm
kernel-zfcpdump-modules-extra-4.18.0-147.59.1.el8_1.s390x.rpm
perf-4.18.0-147.59.1.el8_1.s390x.rpm
perf-debuginfo-4.18.0-147.59.1.el8_1.s390x.rpm
python3-perf-4.18.0-147.59.1.el8_1.s390x.rpm
python3-perf-debuginfo-4.18.0-147.59.1.el8_1.s390x.rpm

x86_64:
bpftool-4.18.0-147.59.1.el8_1.x86_64.rpm
bpftool-debuginfo-4.18.0-147.59.1.el8_1.x86_64.rpm
kernel-4.18.0-147.59.1.el8_1.x86_64.rpm
kernel-core-4.18.0-147.59.1.el8_1.x86_64.rpm
kernel-cross-headers-4.18.0-147.59.1.el8_1.x86_64.rpm
kernel-debug-4.18.0-147.59.1.el8_1.x86_64.rpm
kernel-debug-core-4.18.0-147.59.1.el8_1.x86_64.rpm
kernel-debug-debuginfo-4.18.0-147.59.1.el8_1.x86_64.rpm
kernel-debug-devel-4.18.0-147.59.1.el8_1.x86_64.rpm
kernel-debug-modules-4.18.0-147.59.1.el8_1.x86_64.rpm
kernel-debug-modules-extra-4.18.0-147.59.1.el8_1.x86_64.rpm
kernel-debuginfo-4.18.0-147.59.1.el8_1.x86_64.rpm
kernel-debuginfo-common-x86_64-4.18.0-147.59.1.el8_1.x86_64.rpm
kernel-devel-4.18.0-147.59.1.el8_1.x86_64.rpm
kernel-headers-4.18.0-147.59.1.el8_1.x86_64.rpm
kernel-modules-4.18.0-147.59.1.el8_1.x86_64.rpm
kernel-modules-extra-4.18.0-147.59.1.el8_1.x86_64.rpm
kernel-tools-4.18.0-147.59.1.el8_1.x86_64.rpm
kernel-tools-debuginfo-4.18.0-147.59.1.el8_1.x86_64.rpm
kernel-tools-libs-4.18.0-147.59.1.el8_1.x86_64.rpm
perf-4.18.0-147.59.1.el8_1.x86_64.rpm
perf-debuginfo-4.18.0-147.59.1.el8_1.x86_64.rpm
python3-perf-4.18.0-147.59.1.el8_1.x86_64.rpm
python3-perf-debuginfo-4.18.0-147.59.1.el8_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

7. References:

https://access.redhat.com/security/cve/CVE-2021-4155
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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lic7
-----END PGP SIGNATURE-----

--
RHSA-announce mailing list
This email address is being protected from spambots. You need JavaScript enabled to view it.

Red Hat: RHSA-2022-0344 Important Update: Kernel Data Leak Mitigation

red hat
Calendar Grey February 1, 2022
Dist Redhat Esm H88
Significant Red Hat kernel patch classified as Critical, addressing privacy breach concerning the XFS_IOC_ALLOCSP command. System restart necessary.
An update for kernel is now available for Red Hat Enterprise Linux 8.1 Update Services for SAP Solutions

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

The system must be rebooted for this update to take effect.

Summary

The kernel packages contain the Linux kernel, the core of any Linux operating system.
Security Fix(es):
* kernel: xfs: raw block device data leak in XFS_IOC_ALLOCSP IOCTL (CVE-2021-4155)
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.

References

https://access.redhat.com/security/cve/CVE-2021-4155 https://access.redhat.com/security/updates/classification#important

Package List

Red Hat Enterprise Linux BaseOS E4S (v. 8.1):
Source: kernel-4.18.0-147.59.1.el8_1.src.rpm
aarch64: bpftool-4.18.0-147.59.1.el8_1.aarch64.rpm bpftool-debuginfo-4.18.0-147.59.1.el8_1.aarch64.rpm kernel-4.18.0-147.59.1.el8_1.aarch64.rpm kernel-core-4.18.0-147.59.1.el8_1.aarch64.rpm kernel-cross-headers-4.18.0-147.59.1.el8_1.aarch64.rpm kernel-debug-4.18.0-147.59.1.el8_1.aarch64.rpm kernel-debug-core-4.18.0-147.59.1.el8_1.aarch64.rpm kernel-debug-debuginfo-4.18.0-147.59.1.el8_1.aarch64.rpm kernel-debug-devel-4.18.0-147.59.1.el8_1.aarch64.rpm kernel-debug-modules-4.18.0-147.59.1.el8_1.aarch64.rpm kernel-debug-modules-extra-4.18.0-147.59.1.el8_1.aarch64.rpm kernel-debuginfo-4.18.0-147.59.1.el8_1.aarch64.rpm kernel-debuginfo-common-aarch64-4.18.0-147.59.1.el8_1.aarch64.rpm kernel-devel-4.18.0-147.59.1.el8_1.aarch64.rpm kernel-headers-4.18.0-147.59.1.el8_1.aarch64.rpm kernel-modules-4.18.0-147.59.1.el8_1.aarch64.rpm kernel-modules-extra-4.18.0-147.59.1.el8_1.aarch64.rpm kernel-tools-4.18.0-147.59.1.el8_1.aarch64.rpm kernel-tools-debuginfo-4.18.0-147.59.1.el8_1.aarch64.rpm kernel-tools-libs-4.18.0-147.59.1.el8_1.aarch64.rpm perf-4.18.0-147.59.1.el8_1.aarch64.rpm perf-debuginfo-4.18.0-147.59.1.el8_1.aarch64.rpm python3-perf-4.18.0-147.59.1.el8_1.aarch64.rpm

Read the Full Advisory


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2022:0344-01
Product: Red Hat Enterprise Linux
Issue date: 2022-02-01

Topic

An update for kernel is now available for Red Hat Enterprise Linux 8.1Update 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 BaseOS E4S (v. 8.1) - aarch64, noarch, ppc64le, s390x, x86_64

Bugs Fixed

2034813 - CVE-2021-4155 kernel: xfs: raw block device data leak in XFS_IOC_ALLOCSP IOCTL

Get the latest News and Insights

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

Your message here