Use After Free Affecting kernel-rt-kvm package, versions <0:3.10.0-1160.95.1.rt56.1241.el7


Severity

0.0
high
0
10

    Threat Intelligence

    EPSS
    0.05% (18th percentile)

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  • Snyk ID SNYK-CENTOS7-KERNELRTKVM-3159588
  • published 6 Dec 2022
  • disclosed 4 Oct 2022

How to fix?

Upgrade Centos:7 kernel-rt-kvm to version 0:3.10.0-1160.95.1.rt56.1241.el7 or higher.

NVD Description

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

A vulnerability classified as critical was found in Linux Kernel. Affected by this vulnerability is the function l2cap_reassemble_sdu of the file net/bluetooth/l2cap_core.c of the component Bluetooth. The manipulation leads to use after free. It is recommended to apply a patch to fix this issue. The associated identifier of this vulnerability is VDB-211087.

CVSS Scores

version 3.1
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Snyk

7.1 high
  • Attack Vector (AV)
    Adjacent
  • Attack Complexity (AC)
    High
  • Privileges Required (PR)
    Low
  • User Interaction (UI)
    None
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    High
  • Integrity (I)
    High
  • Availability (A)
    High
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NVD

7.1 high
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SUSE

8 high
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Red Hat

7.1 high