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

Synopsis:          Important: device-mapper-multipath security update
Advisory ID:       RHSA-2022:7187-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2022:7187
Issue date:        2022-10-25
CVE Names:         CVE-2022-41974
====================================================================
1. Summary:

An update for device-mapper-multipath 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, ppc64le, s390x, x86_64

3. Description:

The device-mapper-multipath packages provide tools that use the
device-mapper multipath kernel module to manage multipath devices.

Security Fix(es):

* device-mapper-multipath: Authorization bypass, multipathd daemon listens
for client connections on an abstract Unix socket (CVE-2022-41974)

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/):

2133988 - CVE-2022-41974 device-mapper-multipath: Authorization bypass, multipathd daemon listens for client connections on an abstract Unix socket

6. Package List:

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

Source:
device-mapper-multipath-0.8.0-5.el8_1.1.src.rpm

aarch64:
device-mapper-multipath-0.8.0-5.el8_1.1.aarch64.rpm
device-mapper-multipath-debuginfo-0.8.0-5.el8_1.1.aarch64.rpm
device-mapper-multipath-debugsource-0.8.0-5.el8_1.1.aarch64.rpm
device-mapper-multipath-libs-0.8.0-5.el8_1.1.aarch64.rpm
device-mapper-multipath-libs-debuginfo-0.8.0-5.el8_1.1.aarch64.rpm
kpartx-0.8.0-5.el8_1.1.aarch64.rpm
kpartx-debuginfo-0.8.0-5.el8_1.1.aarch64.rpm
libdmmp-0.8.0-5.el8_1.1.aarch64.rpm
libdmmp-debuginfo-0.8.0-5.el8_1.1.aarch64.rpm

ppc64le:
device-mapper-multipath-0.8.0-5.el8_1.1.ppc64le.rpm
device-mapper-multipath-debuginfo-0.8.0-5.el8_1.1.ppc64le.rpm
device-mapper-multipath-debugsource-0.8.0-5.el8_1.1.ppc64le.rpm
device-mapper-multipath-libs-0.8.0-5.el8_1.1.ppc64le.rpm
device-mapper-multipath-libs-debuginfo-0.8.0-5.el8_1.1.ppc64le.rpm
kpartx-0.8.0-5.el8_1.1.ppc64le.rpm
kpartx-debuginfo-0.8.0-5.el8_1.1.ppc64le.rpm
libdmmp-0.8.0-5.el8_1.1.ppc64le.rpm
libdmmp-debuginfo-0.8.0-5.el8_1.1.ppc64le.rpm

s390x:
device-mapper-multipath-0.8.0-5.el8_1.1.s390x.rpm
device-mapper-multipath-debuginfo-0.8.0-5.el8_1.1.s390x.rpm
device-mapper-multipath-debugsource-0.8.0-5.el8_1.1.s390x.rpm
device-mapper-multipath-libs-0.8.0-5.el8_1.1.s390x.rpm
device-mapper-multipath-libs-debuginfo-0.8.0-5.el8_1.1.s390x.rpm
kpartx-0.8.0-5.el8_1.1.s390x.rpm
kpartx-debuginfo-0.8.0-5.el8_1.1.s390x.rpm
libdmmp-0.8.0-5.el8_1.1.s390x.rpm
libdmmp-debuginfo-0.8.0-5.el8_1.1.s390x.rpm

x86_64:
device-mapper-multipath-0.8.0-5.el8_1.1.x86_64.rpm
device-mapper-multipath-debuginfo-0.8.0-5.el8_1.1.i686.rpm
device-mapper-multipath-debuginfo-0.8.0-5.el8_1.1.x86_64.rpm
device-mapper-multipath-debugsource-0.8.0-5.el8_1.1.i686.rpm
device-mapper-multipath-debugsource-0.8.0-5.el8_1.1.x86_64.rpm
device-mapper-multipath-libs-0.8.0-5.el8_1.1.i686.rpm
device-mapper-multipath-libs-0.8.0-5.el8_1.1.x86_64.rpm
device-mapper-multipath-libs-debuginfo-0.8.0-5.el8_1.1.i686.rpm
device-mapper-multipath-libs-debuginfo-0.8.0-5.el8_1.1.x86_64.rpm
kpartx-0.8.0-5.el8_1.1.x86_64.rpm
kpartx-debuginfo-0.8.0-5.el8_1.1.i686.rpm
kpartx-debuginfo-0.8.0-5.el8_1.1.x86_64.rpm
libdmmp-0.8.0-5.el8_1.1.i686.rpm
libdmmp-0.8.0-5.el8_1.1.x86_64.rpm
libdmmp-debuginfo-0.8.0-5.el8_1.1.i686.rpm
libdmmp-debuginfo-0.8.0-5.el8_1.1.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-2022-41974
https://access.redhat.com/security/updates/classification/#important

8. Contact:

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

Copyright 2022 Red Hat, Inc.
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