Link Following Affecting device-mapper-multipath-devel package, versions <0:0.8.7-20.el9


Severity

Recommended
medium

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

Exploit Maturity
Not Defined
EPSS
0.04% (13th percentile)

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  • Snyk IDSNYK-RHEL9-DEVICEMAPPERMULTIPATHDEVEL-7869547
  • published3 Sept 2024
  • disclosed24 Oct 2022

Introduced: 24 Oct 2022

CVE-2022-41973  (opens in a new tab)
CWE-59  (opens in a new tab)

How to fix?

Upgrade RHEL:9 device-mapper-multipath-devel to version 0:0.8.7-20.el9 or higher.
This issue was patched in RHSA-2023:2459.

NVD Description

Note: Versions mentioned in the description apply only to the upstream device-mapper-multipath-devel package and not the device-mapper-multipath-devel package as distributed by RHEL. See How to fix? for RHEL:9 relevant fixed versions and status.

multipath-tools 0.7.7 through 0.9.x before 0.9.2 allows local users to obtain root access, as exploited in conjunction with CVE-2022-41974. Local users able to access /dev/shm can change symlinks in multipathd due to incorrect symlink handling, which could lead to controlled file writes outside of the /dev/shm directory. This could be used indirectly for local privilege escalation to root.

CVSS Scores

version 3.1