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Resource Exhaustion Affecting kernel-rt-debug-modules-extra package, versions <0:4.18.0-240.rt7.54.el8

Severity

 Recommended
0.0
medium
0
10

Based on CentOS security rating

    Threat Intelligence

    EPSS
    0.24% (65th percentile)

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  • Snyk ID SNYK-CENTOS8-KERNELRTDEBUGMODULESEXTRA-2076205
  • published 26 Jul 2021
  • disclosed 21 Nov 2019
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Introduced: 21 Nov 2019

CVE-2019-19068 Open this link in a new tab
CWE-400 Open this link in a new tab

How to fix?

Upgrade Centos:8 kernel-rt-debug-modules-extra to version 0:4.18.0-240.rt7.54.el8 or higher.

NVD Description

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

A memory leak in the rtl8xxxu_submit_int_urb() function in drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c in the Linux kernel through 5.3.11 allows attackers to cause a denial of service (memory consumption) by triggering usb_submit_urb() failures, aka CID-a2cdd07488e6.

References

CVSS Scores

version 3.1
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NVD

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

4.6 medium
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SUSE

4.4 medium