- Vulnerability/
- RHSA-2023:2948
RHSA-2023:2948: Moderate: device-mapper-multipath security and bug fix update
First published: Tue May 16 2023(Updated: )
The device-mapper-multipath packages provide tools that use the device-mapper multipath kernel module to manage multipath devices.<br>Security Fix(es):<br><li> device-mapper-multipath: multipathd: insecure handling of files in /dev/shm leading to symlink attack (CVE-2022-41973)</li> 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.<br>Additional Changes:<br>For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.8 Release Notes linked from the References section.
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/device-mapper-multipath | <0.8.4-37.el8 | 0.8.4-37.el8 |
| redhat/device-mapper-multipath | <0.8.4-37.el8 | 0.8.4-37.el8 |
| redhat/device-mapper-multipath-debuginfo | <0.8.4-37.el8 | 0.8.4-37.el8 |
| redhat/device-mapper-multipath-debuginfo | <0.8.4-37.el8 | 0.8.4-37.el8 |
| redhat/device-mapper-multipath-debugsource | <0.8.4-37.el8 | 0.8.4-37.el8 |
| redhat/device-mapper-multipath-debugsource | <0.8.4-37.el8 | 0.8.4-37.el8 |
| redhat/device-mapper-multipath-libs | <0.8.4-37.el8 | 0.8.4-37.el8 |
| redhat/device-mapper-multipath-libs | <0.8.4-37.el8 | 0.8.4-37.el8 |
| redhat/device-mapper-multipath-libs-debuginfo | <0.8.4-37.el8 | 0.8.4-37.el8 |
| redhat/device-mapper-multipath-libs-debuginfo | <0.8.4-37.el8 | 0.8.4-37.el8 |
| redhat/kpartx | <0.8.4-37.el8 | 0.8.4-37.el8 |
| redhat/kpartx-debuginfo | <0.8.4-37.el8 | 0.8.4-37.el8 |
| redhat/kpartx-debuginfo | <0.8.4-37.el8 | 0.8.4-37.el8 |
| redhat/libdmmp | <0.8.4-37.el8 | 0.8.4-37.el8 |
| redhat/libdmmp | <0.8.4-37.el8 | 0.8.4-37.el8 |
| redhat/libdmmp-debuginfo | <0.8.4-37.el8 | 0.8.4-37.el8 |
| redhat/libdmmp-debuginfo | <0.8.4-37.el8 | 0.8.4-37.el8 |
| redhat/kpartx | <0.8.4-37.el8 | 0.8.4-37.el8 |
| redhat/device-mapper-multipath | <0.8.4-37.el8 | 0.8.4-37.el8 |
| redhat/device-mapper-multipath-debuginfo | <0.8.4-37.el8 | 0.8.4-37.el8 |
| redhat/device-mapper-multipath-debugsource | <0.8.4-37.el8 | 0.8.4-37.el8 |
| redhat/device-mapper-multipath-libs | <0.8.4-37.el8 | 0.8.4-37.el8 |
| redhat/device-mapper-multipath-libs-debuginfo | <0.8.4-37.el8 | 0.8.4-37.el8 |
| redhat/kpartx | <0.8.4-37.el8 | 0.8.4-37.el8 |
| redhat/kpartx-debuginfo | <0.8.4-37.el8 | 0.8.4-37.el8 |
| redhat/libdmmp | <0.8.4-37.el8 | 0.8.4-37.el8 |
| redhat/libdmmp-debuginfo | <0.8.4-37.el8 | 0.8.4-37.el8 |
| redhat/device-mapper-multipath | <0.8.4-37.el8.aa | 0.8.4-37.el8.aa |
| redhat/device-mapper-multipath-debuginfo | <0.8.4-37.el8.aa | 0.8.4-37.el8.aa |
| redhat/device-mapper-multipath-debugsource | <0.8.4-37.el8.aa | 0.8.4-37.el8.aa |
| redhat/device-mapper-multipath-libs | <0.8.4-37.el8.aa | 0.8.4-37.el8.aa |
| redhat/device-mapper-multipath-libs-debuginfo | <0.8.4-37.el8.aa | 0.8.4-37.el8.aa |
| redhat/kpartx | <0.8.4-37.el8.aa | 0.8.4-37.el8.aa |
| redhat/kpartx-debuginfo | <0.8.4-37.el8.aa | 0.8.4-37.el8.aa |
| redhat/libdmmp | <0.8.4-37.el8.aa | 0.8.4-37.el8.aa |
| redhat/libdmmp-debuginfo | <0.8.4-37.el8.aa | 0.8.4-37.el8.aa |
| redhat/device-mapper-multipath-devel | <0.8.4-37.el8 | 0.8.4-37.el8 |
| redhat/device-mapper-multipath-devel | <0.8.4-37.el8 | 0.8.4-37.el8 |
| redhat/device-mapper-multipath-devel | <0.8.4-37.el8 | 0.8.4-37.el8 |
| redhat/device-mapper-multipath-devel | <0.8.4-37.el8.aa | 0.8.4-37.el8.aa |
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Reference Links
- https://bugzilla.redhat.com/show_bug.cgi?id=2110485
- https://bugzilla.redhat.com/show_bug.cgi?id=2123446
- https://bugzilla.redhat.com/show_bug.cgi?id=2123894
- https://bugzilla.redhat.com/show_bug.cgi?id=2126714
- https://bugzilla.redhat.com/show_bug.cgi?id=2128885
- https://bugzilla.redhat.com/show_bug.cgi?id=2141996
- https://bugzilla.redhat.com/show_bug.cgi?id=2155560
- https://bugzilla.redhat.com/show_bug.cgi?id=2166468
- https://access.redhat.com/security/updates/classification/#moderate
- https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/8.8_release_notes/index
- https://access.redhat.com/errata/RHSA-2023:2948 (Advisory)
Frequently Asked Questions
What is the security vulnerability identified in RHSA-2023:2948?
The security vulnerability RHSA-2023:2948 involves insecure handling of files in /dev/shm leading to a symlink attack in the device-mapper-multipath package.
What are the affected packages for RHSA-2023:2948?
The affected packages for RHSA-2023:2948 include device-mapper-multipath, device-mapper-multipath-debuginfo, kpartx, and their debug counterparts across various architectures.
How do I fix the vulnerability RHSA-2023:2948?
To fix the vulnerability RHSA-2023:2948, update the affected packages to version 0.8.4-37.el8 or later.
What is the impact of the vulnerability RHSA-2023:2948?
The impact of RHSA-2023:2948 could allow a local attacker to exploit insecure file handling, potentially overwriting arbitrary files.
Is there a workaround available for the issues in RHSA-2023:2948?
No specific workaround is suggested for RHSA-2023:2948; the recommended action is to update the affected packages promptly.
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