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Improper Resource Locking Affecting kernel-rt-core package, versions <0:4.18.0-513.5.1.rt7.307.el8_9

Severity

 Recommended
high

Based on CentOS security rating

    Threat Intelligence

    EPSS
    0.05% (16th percentile)

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  • Snyk ID SNYK-CENTOS8-KERNELRTCORE-5461721
  • published 25 Apr 2023
  • disclosed 17 Apr 2023
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Introduced: 17 Apr 2023

CVE-2023-2269 Open this link in a new tab
CWE-413 Open this link in a new tab
CWE-667 Open this link in a new tab

How to fix?

Upgrade Centos:8 kernel-rt-core to version 0:4.18.0-513.5.1.rt7.307.el8_9 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-rt-core package and not the kernel-rt-core package as distributed by Centos. See How to fix? for Centos:8 relevant fixed versions and status.

A denial of service problem was found, due to a possible recursive locking scenario, resulting in a deadlock in table_clear in drivers/md/dm-ioctl.c in the Linux Kernel Device Mapper-Multipathing sub-component.

References

CVSS Scores

version 3.1
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NVD

4.4 medium
  • Attack Vector (AV)
    Local
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    High
  • User Interaction (UI)
    None
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    None
  • Integrity (I)
    None
  • Availability (A)
    High
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Red Hat

4.4 medium
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SUSE

5.5 medium