Race Condition Affecting kernel-rt-trace-devel package, versions <0:3.10.0-1160.59.1.rt56.1200.el7


Severity

Recommended
0.0
high
0
10

Based on CentOS security rating

    Threat Intelligence

    EPSS
    0.12% (47th percentile)

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  • Snyk ID SNYK-CENTOS7-KERNELRTTRACEDEVEL-2024973
  • published 20 Sep 2021
  • disclosed 14 Sep 2021

How to fix?

Upgrade Centos:7 kernel-rt-trace-devel to version 0:3.10.0-1160.59.1.rt56.1200.el7 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-rt-trace-devel package and not the kernel-rt-trace-devel package as distributed by Centos. See How to fix? for Centos:7 relevant fixed versions and status.

A use-after-free flaw was found in the Linux kernel’s Bluetooth subsystem in the way user calls connect to the socket and disconnect simultaneously due to a race condition. This flaw allows a user to crash the system or escalate their privileges. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.

CVSS Scores

version 3.1
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NVD

7.1 high
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SUSE

7.4 high
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Red Hat

7 high