Execution with Unnecessary Privileges Affecting kernel-rt-debug-kvm package, versions <0:4.18.0-477.27.1.rt7.290.el8_8


Severity

Recommended
high

Based on CentOS security rating

    Threat Intelligence

    EPSS
    0.04% (11th percentile)

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  • Snyk ID SNYK-CENTOS8-KERNELRTDEBUGKVM-5506573
  • published 9 May 2023
  • disclosed 16 Apr 2023

How to fix?

Upgrade Centos:8 kernel-rt-debug-kvm to version 0:4.18.0-477.27.1.rt7.290.el8_8 or higher.

NVD Description

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

A vulnerability was found in the HCI sockets implementation due to a missing capability check in net/bluetooth/hci_sock.c in the Linux Kernel. This flaw allows an attacker to unauthorized execution of management commands, compromising the confidentiality, integrity, and availability of Bluetooth communication.

CVSS Scores

version 3.1
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NVD

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

6.8 medium
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SUSE

7.8 high