Use After Free Affecting kernel-rt-kvm package, versions *


Severity

0.0
medium
0
10

    Threat Intelligence

    EPSS
    0.11% (45th percentile)

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  • Snyk ID SNYK-CENTOS7-KERNELRTKVM-2002727
  • published 26 Jul 2021
  • disclosed 23 Mar 2020

How to fix?

There is no fixed version for Centos:7 kernel-rt-kvm.

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.

usb_sg_cancel in drivers/usb/core/message.c in the Linux kernel before 5.6.8 has a use-after-free because a transfer occurs without a reference, aka CID-056ad39ee925.

CVSS Scores

version 3.1
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Snyk

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

6.7 medium
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SUSE

1.8 low
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Red Hat

6.7 medium