- Vulnerability/
- RHSA-2023:2459
RHSA-2023:2459: Moderate: device-mapper-multipath security and bug fix update
First published: Tue May 09 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 9.2 Release Notes linked from the References section.
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/device-mapper-multipath | <0.8.7-20.el9 | 0.8.7-20.el9 |
| redhat/device-mapper-multipath | <0.8.7-20.el9 | 0.8.7-20.el9 |
| redhat/device-mapper-multipath-debuginfo | <0.8.7-20.el9 | 0.8.7-20.el9 |
| redhat/device-mapper-multipath-debuginfo | <0.8.7-20.el9 | 0.8.7-20.el9 |
| redhat/device-mapper-multipath-debugsource | <0.8.7-20.el9 | 0.8.7-20.el9 |
| redhat/device-mapper-multipath-debugsource | <0.8.7-20.el9 | 0.8.7-20.el9 |
| redhat/device-mapper-multipath-libs | <0.8.7-20.el9 | 0.8.7-20.el9 |
| redhat/device-mapper-multipath-libs | <0.8.7-20.el9 | 0.8.7-20.el9 |
| redhat/device-mapper-multipath-libs-debuginfo | <0.8.7-20.el9 | 0.8.7-20.el9 |
| redhat/device-mapper-multipath-libs-debuginfo | <0.8.7-20.el9 | 0.8.7-20.el9 |
| redhat/kpartx | <0.8.7-20.el9 | 0.8.7-20.el9 |
| redhat/kpartx-debuginfo | <0.8.7-20.el9 | 0.8.7-20.el9 |
| redhat/kpartx-debuginfo | <0.8.7-20.el9 | 0.8.7-20.el9 |
| redhat/libdmmp-debuginfo | <0.8.7-20.el9 | 0.8.7-20.el9 |
| redhat/libdmmp-debuginfo | <0.8.7-20.el9 | 0.8.7-20.el9 |
| redhat/kpartx | <0.8.7-20.el9 | 0.8.7-20.el9 |
| redhat/device-mapper-multipath | <0.8.7-20.el9 | 0.8.7-20.el9 |
| redhat/device-mapper-multipath-debuginfo | <0.8.7-20.el9 | 0.8.7-20.el9 |
| redhat/device-mapper-multipath-debugsource | <0.8.7-20.el9 | 0.8.7-20.el9 |
| redhat/device-mapper-multipath-libs | <0.8.7-20.el9 | 0.8.7-20.el9 |
| redhat/device-mapper-multipath-libs-debuginfo | <0.8.7-20.el9 | 0.8.7-20.el9 |
| redhat/kpartx | <0.8.7-20.el9 | 0.8.7-20.el9 |
| redhat/kpartx-debuginfo | <0.8.7-20.el9 | 0.8.7-20.el9 |
| redhat/libdmmp-debuginfo | <0.8.7-20.el9 | 0.8.7-20.el9 |
| redhat/device-mapper-multipath | <0.8.7-20.el9.aa | 0.8.7-20.el9.aa |
| redhat/device-mapper-multipath-debuginfo | <0.8.7-20.el9.aa | 0.8.7-20.el9.aa |
| redhat/device-mapper-multipath-debugsource | <0.8.7-20.el9.aa | 0.8.7-20.el9.aa |
| redhat/device-mapper-multipath-libs | <0.8.7-20.el9.aa | 0.8.7-20.el9.aa |
| redhat/device-mapper-multipath-libs-debuginfo | <0.8.7-20.el9.aa | 0.8.7-20.el9.aa |
| redhat/kpartx | <0.8.7-20.el9.aa | 0.8.7-20.el9.aa |
| redhat/kpartx-debuginfo | <0.8.7-20.el9.aa | 0.8.7-20.el9.aa |
| redhat/libdmmp-debuginfo | <0.8.7-20.el9.aa | 0.8.7-20.el9.aa |
| redhat/device-mapper-multipath-devel | <0.8.7-20.el9 | 0.8.7-20.el9 |
| redhat/device-mapper-multipath-devel | <0.8.7-20.el9 | 0.8.7-20.el9 |
| redhat/device-mapper-multipath-devel | <0.8.7-20.el9 | 0.8.7-20.el9 |
| redhat/device-mapper-multipath-devel | <0.8.7-20.el9.aa | 0.8.7-20.el9.aa |
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Reference Links
- https://bugzilla.redhat.com/show_bug.cgi?id=2123894
- https://bugzilla.redhat.com/show_bug.cgi?id=2125357
- https://bugzilla.redhat.com/show_bug.cgi?id=2141860
- https://bugzilla.redhat.com/show_bug.cgi?id=2143125
- https://bugzilla.redhat.com/show_bug.cgi?id=2145225
- https://bugzilla.redhat.com/show_bug.cgi?id=2166467
- https://access.redhat.com/security/updates/classification/#moderate
- https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/9/html/9.2_release_notes/index
- https://access.redhat.com/errata/RHSA-2023:2459 (Advisory)
Frequently Asked Questions
What is the severity of RHSA-2023:2459?
The severity of RHSA-2023:2459 is categorized as important due to the potential for a symlink attack.
How do I fix RHSA-2023:2459?
To fix RHSA-2023:2459, update the affected device-mapper-multipath packages to version 0.8.7-20.el9 or later.
What is the vulnerability described in RHSA-2023:2459?
RHSA-2023:2459 describes a vulnerability in device-mapper-multipath that allows insecure handling of files in /dev/shm, leading to a symlink attack.
Which packages are affected by RHSA-2023:2459?
The affected packages in RHSA-2023:2459 include device-mapper-multipath, kpartx, and several debuginfo and debugsource packages.
Is there a workaround for RHSA-2023:2459 until I can apply the fix?
A temporary workaround for RHSA-2023:2459 is to restrict access to the /dev/shm directory to reduce exposure to the symlink attack.
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