Privilege Dropping / Lowering Errors Affecting kernel-rt-trace-devel package, versions <0:3.10.0-1160.15.2.rt56.1152.el7


Severity

Recommended
0.0
medium
0
10

Based on CentOS security rating

    Threat Intelligence

    EPSS
    0.07% (30th percentile)

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  • Snyk ID SNYK-CENTOS7-KERNELRTTRACEDEVEL-2180798
  • published 26 Jul 2021
  • disclosed 21 Dec 2020

How to fix?

Upgrade Centos:7 kernel-rt-trace-devel to version 0:3.10.0-1160.15.2.rt56.1152.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 flaw incorrect umask during file or directory modification in the Linux kernel NFS (network file system) functionality was found in the way user create and delete object using NFSv4.2 or newer if both simultaneously accessing the NFS by the other process that is not using new NFSv4.2. A user with access to the NFS could use this flaw to starve the resources causing denial of service.

CVSS Scores

version 3.1
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NVD

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

4.4 medium